Commit Graph

1581 Commits

Author SHA1 Message Date
Raghavendra Rao Ananta
5bd75403be Merge remote-tracking branch 'remotes/origin/tmp-f686d9f' into msm-lahaina
* remotes/origin/tmp-f686d9f:
  ANDROID: update abi_gki_aarch64.xml for 5.2-rc6
  Linux 5.2-rc6
  Revert "iommu/vt-d: Fix lock inversion between iommu->lock and device_domain_lock"
  Bluetooth: Fix regression with minimum encryption key size alignment
  tcp: refine memory limit test in tcp_fragment()
  x86/vdso: Prevent segfaults due to hoisted vclock reads
  SUNRPC: Fix a credential refcount leak
  Revert "SUNRPC: Declare RPC timers as TIMER_DEFERRABLE"
  net :sunrpc :clnt :Fix xps refcount imbalance on the error path
  NFS4: Only set creation opendata if O_CREAT
  ANDROID: gki_defconfig: workaround to enable configs
  ANDROID: gki_defconfig: more configs for partners
  ARM: 8867/1: vdso: pass --be8 to linker if necessary
  KVM: nVMX: reorganize initial steps of vmx_set_nested_state
  KVM: PPC: Book3S HV: Invalidate ERAT when flushing guest TLB entries
  habanalabs: use u64_to_user_ptr() for reading user pointers
  nfsd: replace Jeff by Chuck as nfsd co-maintainer
  inet: clear num_timeout reqsk_alloc()
  PCI/P2PDMA: Ignore root complex whitelist when an IOMMU is present
  net: mvpp2: debugfs: Add pmap to fs dump
  ipv6: Default fib6_type to RTN_UNICAST when not set
  net: hns3: Fix inconsistent indenting
  net/af_iucv: always register net_device notifier
  net/af_iucv: build proper skbs for HiperTransport
  net/af_iucv: remove GFP_DMA restriction for HiperTransport
  doc: fix documentation about UIO_MEM_LOGICAL using
  MAINTAINERS / Documentation: Thorsten Scherer is the successor of Gavin Schenk
  docs: fb: Add TER16x32 to the available font names
  MAINTAINERS: fpga: hand off maintainership to Moritz
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  KVM: arm/arm64: Fix emulated ptimer irq injection
  net: dsa: mv88e6xxx: fix shift of FID bits in mv88e6185_g1_vtu_loadpurge()
  tests: kvm: Check for a kernel warning
  kvm: tests: Sort tests in the Makefile alphabetically
  KVM: x86/mmu: Allocate PAE root array when using SVM's 32-bit NPT
  KVM: x86: Modify struct kvm_nested_state to have explicit fields for data
  fanotify: update connector fsid cache on add mark
  quota: fix a problem about transfer quota
  drm/i915: Don't clobber M/N values during fastset check
  powerpc: enable a 30-bit ZONE_DMA for 32-bit pmac
  ovl: make i_ino consistent with st_ino in more cases
  scsi: qla2xxx: Fix hardlockup in abort command during driver remove
  scsi: ufs: Avoid runtime suspend possibly being blocked forever
  scsi: qedi: update driver version to 8.37.0.20
  scsi: qedi: Check targetname while finding boot target information
  hvsock: fix epollout hang from race condition
  net/udp_gso: Allow TX timestamp with UDP GSO
  net: netem: fix use after free and double free with packet corruption
  net: netem: fix backlog accounting for corrupted GSO frames
  net: lio_core: fix potential sign-extension overflow on large shift
  tipc: pass tunnel dev as NULL to udp_tunnel(6)_xmit_skb
  ip6_tunnel: allow not to count pkts on tstats by passing dev as NULL
  ip_tunnel: allow not to count pkts on tstats by setting skb's dev to NULL
  apparmor: reset pos on failure to unpack for various functions
  apparmor: enforce nullbyte at end of tag string
  apparmor: fix PROFILE_MEDIATES for untrusted input
  RDMA/efa: Handle mmap insertions overflow
  tun: wake up waitqueues after IFF_UP is set
  drm: return -EFAULT if copy_to_user() fails
  net: remove duplicate fetch in sock_getsockopt
  tipc: fix issues with early FAILOVER_MSG from peer
  bnx2x: Check if transceiver implements DDM before access
  xhci: detect USB 3.2 capable host controllers correctly
  usb: xhci: Don't try to recover an endpoint if port is in error state.
  KVM: fix typo in documentation
  drm/panfrost: Make sure a BO is only unmapped when appropriate
  md: fix for divide error in status_resync
  soc: ixp4xx: npe: Fix an IS_ERR() vs NULL check in probe
  arm64/mm: don't initialize pgd_cache twice
  MAINTAINERS: Update my email address
  arm64/sve: <uapi/asm/ptrace.h> should not depend on <uapi/linux/prctl.h>
  ovl: fix typo in MODULE_PARM_DESC
  ovl: fix bogus -Wmaybe-unitialized warning
  ovl: don't fail with disconnected lower NFS
  mmc: core: Prevent processing SDIO IRQs when the card is suspended
  mmc: sdhci: sdhci-pci-o2micro: Correctly set bus width when tuning
  brcmfmac: sdio: Don't tune while the card is off
  mmc: core: Add sdio_retune_hold_now() and sdio_retune_release()
  brcmfmac: sdio: Disable auto-tuning around commands expected to fail
  mmc: core: API to temporarily disable retuning for SDIO CRC errors
  Revert "brcmfmac: disable command decode in sdio_aos"
  ARM: ixp4xx: include irqs.h where needed
  ARM: ixp4xx: mark ixp4xx_irq_setup as __init
  ARM: ixp4xx: don't select SERIAL_OF_PLATFORM
  firmware: trusted_foundations: add ARMv7 dependency
  usb: dwc2: Use generic PHY width in params setup
  RDMA/efa: Fix success return value in case of error
  IB/hfi1: Handle port down properly in pio
  IB/hfi1: Handle wakeup of orphaned QPs for pio
  IB/hfi1: Wakeup QPs orphaned on wait list after flush
  IB/hfi1: Use aborts to trigger RC throttling
  IB/hfi1: Create inline to get extended headers
  IB/hfi1: Silence txreq allocation warnings
  IB/hfi1: Avoid hardlockup with flushlist_lock
  KVM: PPC: Book3S HV: Only write DAWR[X] when handling h_set_dawr in real mode
  KVM: PPC: Book3S HV: Fix r3 corruption in h_set_dabr()
  fs/namespace: fix unprivileged mount propagation
  vfs: fsmount: add missing mntget()
  cifs: fix GlobalMid_Lock bug in cifs_reconnect
  SMB3: retry on STATUS_INSUFFICIENT_RESOURCES instead of failing write
  staging: erofs: add requirements field in superblock
  arm64: ssbd: explicitly depend on <linux/prctl.h>
  block: fix page leak when merging to same page
  block: return from __bio_try_merge_page if merging occured in the same page
  Btrfs: fix failure to persist compression property xattr deletion on fsync
  riscv: remove unused barrier defines
  usb: chipidea: udc: workaround for endpoint conflict issue
  MAINTAINERS: Change QCOM repo location
  mmc: mediatek: fix SDIO IRQ detection issue
  mmc: mediatek: fix SDIO IRQ interrupt handle flow
  mmc: core: complete HS400 before checking status
  riscv: mm: synchronize MMU after pte change
  MAINTAINERS: Update my email address to use @kernel.org
  ANDROID: update abi_gki_aarch64.xml for 5.2-rc5
  riscv: dts: add initial board data for the SiFive HiFive Unleashed
  riscv: dts: add initial support for the SiFive FU540-C000 SoC
  dt-bindings: riscv: convert cpu binding to json-schema
  dt-bindings: riscv: sifive: add YAML documentation for the SiFive FU540
  arch: riscv: add support for building DTB files from DT source data
  drm/i915/gvt: ignore unexpected pvinfo write
  lapb: fixed leak of control-blocks.
  tipc: purge deferredq list for each grp member in tipc_group_delete
  ax25: fix inconsistent lock state in ax25_destroy_timer
  neigh: fix use-after-free read in pneigh_get_next
  tcp: fix compile error if !CONFIG_SYSCTL
  hv_sock: Suppress bogus "may be used uninitialized" warnings
  be2net: Fix number of Rx queues used for flow hashing
  net: handle 802.1P vlan 0 packets properly
  Linux 5.2-rc5
  tcp: enforce tcp_min_snd_mss in tcp_mtu_probing()
  tcp: add tcp_min_snd_mss sysctl
  tcp: tcp_fragment() should apply sane memory limits
  tcp: limit payload size of sacked skbs
  Revert "net: phylink: set the autoneg state in phylink_phy_change"
  bpf: fix nested bpf tracepoints with per-cpu data
  bpf: Fix out of bounds memory access in bpf_sk_storage
  vsock/virtio: set SOCK_DONE on peer shutdown
  net: dsa: rtl8366: Fix up VLAN filtering
  net: phylink: set the autoneg state in phylink_phy_change
  powerpc/32: fix build failure on book3e with KVM
  powerpc/booke: fix fast syscall entry on SMP
  powerpc/32s: fix initial setup of segment registers on secondary CPU
  x86/microcode, cpuhotplug: Add a microcode loader CPU hotplug callback
  net: add high_order_alloc_disable sysctl/static key
  tcp: add tcp_tx_skb_cache sysctl
  tcp: add tcp_rx_skb_cache sysctl
  sysctl: define proc_do_static_key()
  hv_netvsc: Set probe mode to sync
  net: sched: flower: don't call synchronize_rcu() on mask creation
  net: dsa: fix warning same module names
  sctp: Free cookie before we memdup a new one
  net: dsa: microchip: Don't try to read stats for unused ports
  qmi_wwan: extend permitted QMAP mux_id value range
  qmi_wwan: avoid RCU stalls on device disconnect when in QMAP mode
  qmi_wwan: add network device usage statistics for qmimux devices
  qmi_wwan: add support for QMAP padding in the RX path
  bpf, x64: fix stack layout of JITed bpf code
  Smack: Restore the smackfsdef mount option and add missing prefixes
  bpf, devmap: Add missing RCU read lock on flush
  bpf, devmap: Add missing bulk queue free
  bpf, devmap: Fix premature entry free on destroying map
  ftrace: Fix NULL pointer dereference in free_ftrace_func_mapper()
  module: Fix livepatch/ftrace module text permissions race
  tracing/uprobe: Fix obsolete comment on trace_uprobe_create()
  tracing/uprobe: Fix NULL pointer dereference in trace_uprobe_create()
  tracing: Make two symbols static
  tracing: avoid build warning with HAVE_NOP_MCOUNT
  tracing: Fix out-of-range read in trace_stack_print()
  gfs2: Fix rounding error in gfs2_iomap_page_prepare
  net: phylink: further mac_config documentation improvements
  nfc: Ensure presence of required attributes in the deactivate_target handler
  btrfs: start readahead also in seed devices
  x86/kasan: Fix boot with 5-level paging and KASAN
  cfg80211: report measurement start TSF correctly
  cfg80211: fix memory leak of wiphy device name
  cfg80211: util: fix bit count off by one
  mac80211: do not start any work during reconfigure flow
  cfg80211: use BIT_ULL in cfg80211_parse_mbssid_data()
  mac80211: only warn once on chanctx_conf being NULL
  mac80211: drop robust management frames from unknown TA
  gpu: ipu-v3: image-convert: Fix image downsize coefficients
  gpu: ipu-v3: image-convert: Fix input bytesperline for packed formats
  gpu: ipu-v3: image-convert: Fix input bytesperline width/height align
  thunderbolt: Implement CIO reset correctly for Titan Ridge
  ARM: davinci: da8xx: specify dma_coherent_mask for lcdc
  ARM: davinci: da850-evm: call regulator_has_full_constraints()
  timekeeping: Repair ktime_get_coarse*() granularity
  Revert "ALSA: hda/realtek - Improve the headset mic for Acer Aspire laptops"
  ANDROID: update abi_gki_aarch64.xml
  mm/devm_memremap_pages: fix final page put race
  PCI/P2PDMA: track pgmap references per resource, not globally
  lib/genalloc: introduce chunk owners
  PCI/P2PDMA: fix the gen_pool_add_virt() failure path
  mm/devm_memremap_pages: introduce devm_memunmap_pages
  drivers/base/devres: introduce devm_release_action()
  mm/vmscan.c: fix trying to reclaim unevictable LRU page
  coredump: fix race condition between collapse_huge_page() and core dumping
  mm/mlock.c: change count_mm_mlocked_page_nr return type
  mm: mmu_gather: remove __tlb_reset_range() for force flush
  fs/ocfs2: fix race in ocfs2_dentry_attach_lock()
  mm/vmscan.c: fix recent_rotated history
  mm/mlock.c: mlockall error for flag MCL_ONFAULT
  scripts/decode_stacktrace.sh: prefix addr2line with $CROSS_COMPILE
  mm/list_lru.c: fix memory leak in __memcg_init_list_lru_node
  mm: memcontrol: don't batch updates of local VM stats and events
  PCI: PM: Skip devices in D0 for suspend-to-idle
  ANDROID: Removed extraneous configs from gki
  powerpc/bpf: use unsigned division instruction for 64-bit operations
  bpf: fix div64 overflow tests to properly detect errors
  bpf: sync BPF_FIB_LOOKUP flag changes with BPF uapi
  bpf: simplify definition of BPF_FIB_LOOKUP related flags
  cifs: add spinlock for the openFileList to cifsInodeInfo
  cifs: fix panic in smb2_reconnect
  x86/fpu: Don't use current->mm to check for a kthread
  KVM: nVMX: use correct clean fields when copying from eVMCS
  vfio-ccw: Destroy kmem cache region on module exit
  block/ps3vram: Use %llu to format sector_t after LBDAF removal
  libata: Extend quirks for the ST1000LM024 drives with NOLPM quirk
  bcache: only set BCACHE_DEV_WB_RUNNING when cached device attached
  bcache: fix stack corruption by PRECEDING_KEY()
  arm64/sve: Fix missing SVE/FPSIMD endianness conversions
  blk-mq: remove WARN_ON(!q->elevator) from blk_mq_sched_free_requests
  blkio-controller.txt: Remove references to CFQ
  block/switching-sched.txt: Update to blk-mq schedulers
  null_blk: remove duplicate check for report zone
  blk-mq: no need to check return value of debugfs_create functions
  io_uring: fix memory leak of UNIX domain socket inode
  block: force select mq-deadline for zoned block devices
  binder: fix possible UAF when freeing buffer
  drm/amdgpu: return 0 by default in amdgpu_pm_load_smu_firmware
  drm/amdgpu: Fix bounds checking in amdgpu_ras_is_supported()
  ANDROID: x86 gki_defconfig: enable DMA_CMA
  ANDROID: Fixed x86 regression
  ANDROID: gki_defconfig: enable DMA_CMA
  Input: synaptics - enable SMBus on ThinkPad E480 and E580
  net: mvpp2: prs: Use the correct helpers when removing all VID filters
  net: mvpp2: prs: Fix parser range for VID filtering
  mlxsw: spectrum: Disallow prio-tagged packets when PVID is removed
  mlxsw: spectrum_buffers: Reduce pool size on Spectrum-2
  selftests: tc_flower: Add TOS matching test
  mlxsw: spectrum_flower: Fix TOS matching
  selftests: mlxsw: Test nexthop offload indication
  mlxsw: spectrum_router: Refresh nexthop neighbour when it becomes dead
  mlxsw: spectrum: Use different seeds for ECMP and LAG hash
  net: tls, correctly account for copied bytes with multiple sk_msgs
  vrf: Increment Icmp6InMsgs on the original netdev
  cpuset: restore sanity to cpuset_cpus_allowed_fallback()
  net: ethtool: Allow matching on vlan DEI bit
  linux-next: DOC: RDS: Fix a typo in rds.txt
  x86/kgdb: Return 0 from kgdb_arch_set_breakpoint()
  mpls: fix af_mpls dependencies for real
  selinux: fix a missing-check bug in selinux_sb_eat_lsm_opts()
  selinux: fix a missing-check bug in selinux_add_mnt_opt( )
  arm64: tlbflush: Ensure start/end of address range are aligned to stride
  usb: typec: Make sure an alt mode exist before getting its partner
  KVM: arm/arm64: vgic: Fix kvm_device leak in vgic_its_destroy
  KVM: arm64: Filter out invalid core register IDs in KVM_GET_REG_LIST
  KVM: arm64: Implement vq_present() as a macro
  xdp: check device pointer before clearing
  bpf: net: Set sk_bpf_storage back to NULL for cloned sk
  Btrfs: fix race between block group removal and block group allocation
  clocksource/drivers/arm_arch_timer: Don't trace count reader functions
  i2c: pca-platform: Fix GPIO lookup code
  thunderbolt: Make sure device runtime resume completes before taking domain lock
  drm: add fallback override/firmware EDID modes workaround
  i2c: acorn: fix i2c warning
  arm64: Don't unconditionally add -Wno-psabi to KBUILD_CFLAGS
  drm/edid: abstract override/firmware EDID retrieval
  platform/mellanox: mlxreg-hotplug: Add devm_free_irq call to remove flow
  platform/x86: mlx-platform: Fix parent device in i2c-mux-reg device registration
  platform/x86: intel-vbtn: Report switch events when event wakes device
  platform/x86: asus-wmi: Only Tell EC the OS will handle display hotkeys from asus_nb_wmi
  ARM: mvebu_v7_defconfig: fix Ethernet on Clearfog
  x86/resctrl: Prevent NULL pointer dereference when local MBM is disabled
  x86/resctrl: Don't stop walking closids when a locksetup group is found
  iommu/arm-smmu: Avoid constant zero in TLBI writes
  drm/i915/perf: fix whitelist on Gen10+
  drm/i915/sdvo: Implement proper HDMI audio support for SDVO
  drm/i915: Fix per-pixel alpha with CCS
  drm/i915/dmc: protect against reading random memory
  drm/i915/dsi: Use a fuzzy check for burst mode clock check
  Input: imx_keypad - make sure keyboard can always wake up system
  selinux: log raw contexts as untrusted strings
  ptrace: restore smp_rmb() in __ptrace_may_access()
  IB/hfi1: Correct tid qp rcd to match verbs context
  IB/hfi1: Close PSM sdma_progress sleep window
  IB/hfi1: Validate fault injection opcode user input
  geneve: Don't assume linear buffers in error handler
  vxlan: Don't assume linear buffers in error handler
  net: openvswitch: do not free vport if register_netdevice() is failed.
  net: correct udp zerocopy refcnt also when zerocopy only on append
  drm/amdgpu/{uvd,vcn}: fetch ring's read_ptr after alloc
  ovl: fix wrong flags check in FS_IOC_FS[SG]ETXATTR ioctls
  riscv: Fix udelay in RV32.
  drm/vmwgfx: fix a warning due to missing dma_parms
  riscv: export pm_power_off again
  drm/vmwgfx: Honor the sg list segment size limitation
  RISC-V: defconfig: enable clocks, serial console
  drm/vmwgfx: Use the backdoor port if the HB port is not available
  bpf: lpm_trie: check left child of last leftmost node for NULL
  Revert "fuse: require /dev/fuse reads to have enough buffer capacity"
  ALSA: ice1712: Check correct return value to snd_i2c_sendbytes (EWS/DMX 6Fire)
  ALSA: oxfw: allow PCM capture for Stanton SCS.1m
  ALSA: firewire-motu: fix destruction of data for isochronous resources
  s390/ctl_reg: mark __ctl_set_bit and __ctl_clear_bit as __always_inline
  s390/boot: disable address-of-packed-member warning
  ANDROID: update gki aarch64 ABI representation
  cgroup: Fix css_task_iter_advance_css_set() cset skip condition
  drm/panfrost: Require the simple_ondemand governor
  drm/panfrost: make devfreq optional again
  drm/gem_shmem: Use a writecombine mapping for ->vaddr
  mmc: sdhi: disallow HS400 for M3-W ES1.2, RZ/G2M, and V3H
  ASoC: Intel: sst: fix kmalloc call with wrong flags
  ASoC: core: Fix deadlock in snd_soc_instantiate_card()
  cgroup/bfq: revert bfq.weight symlink change
  ARM: dts: am335x phytec boards: Fix cd-gpios active level
  ARM: dts: dra72x: Disable usb4_tm target module
  nfp: ensure skb network header is set for packet redirect
  tcp: fix undo spurious SYNACK in passive Fast Open
  mpls: fix af_mpls dependencies
  ibmvnic: Fix unchecked return codes of memory allocations
  ibmvnic: Refresh device multicast list after reset
  ibmvnic: Do not close unopened driver during reset
  mpls: fix warning with multi-label encap
  net: phy: rename Asix Electronics PHY driver
  ipv6: flowlabel: fl6_sock_lookup() must use atomic_inc_not_zero
  net: ipv4: fib_semantics: fix uninitialized variable
  Input: iqs5xx - get axis info before calling input_mt_init_slots()
  Linux 5.2-rc4
  drm: panel-orientation-quirks: Add quirk for GPD MicroPC
  drm: panel-orientation-quirks: Add quirk for GPD pocket2
  counter/ftm-quaddec: Add missing dependencies in Kconfig
  staging: iio: adt7316: Fix build errors when GPIOLIB is not set
  x86/fpu: Update kernel's FPU state before using for the fsave header
  MAINTAINERS: Karthikeyan Ramasubramanian is MIA
  i2c: xiic: Add max_read_len quirk
  ANDROID: update ABI representation
  gpio: pca953x: hack to fix 24 bit gpio expanders
  net/mlx5e: Support tagged tunnel over bond
  net/mlx5e: Avoid detaching non-existing netdev under switchdev mode
  net/mlx5e: Fix source port matching in fdb peer flow rule
  net/mlx5e: Replace reciprocal_scale in TX select queue function
  net/mlx5e: Add ndo_set_feature for uplink representor
  net/mlx5: Avoid reloading already removed devices
  net/mlx5: Update pci error handler entries and command translation
  RAS/CEC: Convert the timer callback to a workqueue
  RAS/CEC: Fix binary search function
  x86/mm/KASLR: Compute the size of the vmemmap section properly
  can: purge socket error queue on sock destruct
  can: flexcan: Remove unneeded registration message
  can: af_can: Fix error path of can_init()
  can: m_can: implement errata "Needless activation of MRAF irq"
  can: mcp251x: add support for mcp25625
  dt-bindings: can: mcp251x: add mcp25625 support
  can: xilinx_can: use correct bittiming_const for CAN FD core
  can: flexcan: fix timeout when set small bitrate
  can: usb: Kconfig: Remove duplicate menu entry
  lockref: Limit number of cmpxchg loop retries
  uaccess: add noop untagged_addr definition
  x86/insn-eval: Fix use-after-free access to LDT entry
  kbuild: use more portable 'command -v' for cc-cross-prefix
  s390/unwind: correct stack switching during unwind
  scsi: hpsa: correct ioaccel2 chaining
  btrfs: Always trim all unallocated space in btrfs_trim_free_extents
  netfilter: ipv6: nf_defrag: accept duplicate fragments again
  powerpc/32s: fix booting with CONFIG_PPC_EARLY_DEBUG_BOOTX
  drm/meson: fix G12A primary plane disabling
  drm/meson: fix primary plane disabling
  drm/meson: fix G12A HDMI PLL settings for 4K60 1000/1001 variations
  block, bfq: add weight symlink to the bfq.weight cgroup parameter
  cgroup: let a symlink too be created with a cftype file
  powerpc/64s: __find_linux_pte() synchronization vs pmdp_invalidate()
  powerpc/64s: Fix THP PMD collapse serialisation
  powerpc: Fix kexec failure on book3s/32
  drm/nouveau/secboot/gp10[2467]: support newer FW to fix SEC2 failures on some boards
  drm/nouveau/secboot: enable loading of versioned LS PMU/SEC2 ACR msgqueue FW
  drm/nouveau/secboot: split out FW version-specific LS function pointers
  drm/nouveau/secboot: pass max supported FW version to LS load funcs
  drm/nouveau/core: support versioned firmware loading
  drm/nouveau/core: pass subdev into nvkm_firmware_get, rather than device
  block: free sched's request pool in blk_cleanup_queue
  bpf: expand section tests for test_section_names
  bpf: more msg_name rewrite tests to test_sock_addr
  bpf, bpftool: enable recvmsg attach types
  bpf, libbpf: enable recvmsg attach types
  bpf: sync tooling uapi header
  bpf: fix unconnected udp hooks
  vfio/mdev: Synchronize device create/remove with parent removal
  vfio/mdev: Avoid creating sysfs remove file on stale device removal
  pktgen: do not sleep with the thread lock held.
  net: mvpp2: Use strscpy to handle stat strings
  net: rds: fix memory leak in rds_ib_flush_mr_pool
  ipv6: fix EFAULT on sendto with icmpv6 and hdrincl
  ipv6: use READ_ONCE() for inet->hdrincl as in ipv4
  soundwire: intel: set dai min and max channels correctly
  soundwire: stream: fix bad unlock balance
  x86/fpu: Use fault_in_pages_writeable() for pre-faulting
  nvme-rdma: use dynamic dma mapping per command
  nvme: Fix u32 overflow in the number of namespace list calculation
  vfio/mdev: Improve the create/remove sequence
  SoC: rt274: Fix internal jack assignment in set_jack callback
  ALSA: hdac: fix memory release for SST and SOF drivers
  ASoC: SOF: Intel: hda: use the defined ppcap functions
  ASoC: core: move DAI pre-links initiation to snd_soc_instantiate_card
  ASoC: Intel: cht_bsw_rt5672: fix kernel oops with platform_name override
  ASoC: Intel: cht_bsw_nau8824: fix kernel oops with platform_name override
  ASoC: Intel: bytcht_es8316: fix kernel oops with platform_name override
  ASoC: Intel: cht_bsw_max98090: fix kernel oops with platform_name override
  Revert "gfs2: Replace gl_revokes with a GLF flag"
  arm64: Silence gcc warnings about arch ABI drift
  parisc: Fix crash due alternative coding for NP iopdir_fdc bit
  parisc: Use lpa instruction to load physical addresses in driver code
  parisc: configs: Remove useless UEVENT_HELPER_PATH
  parisc: Use implicit space register selection for loading the coherence index of I/O pdirs
  usb: gadget: udc: lpc32xx: fix return value check in lpc32xx_udc_probe()
  usb: gadget: dwc2: fix zlp handling
  usb: dwc2: Set actual frame number for completed ISOC transfer for none DDMA
  usb: gadget: udc: lpc32xx: allocate descriptor with GFP_ATOMIC
  usb: gadget: fusb300_udc: Fix memory leak of fusb300->ep[i]
  usb: phy: mxs: Disable external charger detect in mxs_phy_hw_init()
  usb: dwc2: Fix DMA cache alignment issues
  usb: dwc2: host: Fix wMaxPacketSize handling (fix webcam regression)
  ARM64: trivial: s/TIF_SECOMP/TIF_SECCOMP/ comment typo fix
  drm/komeda: Potential error pointer dereference
  drm/komeda: remove set but not used variable 'kcrtc'
  x86/CPU: Add more Icelake model numbers
  hwmon: (pmbus/core) Treat parameters as paged if on multiple pages
  hwmon: (pmbus/core) mutex_lock write in pmbus_set_samples
  hwmon: (core) add thermal sensors only if dev->of_node is present
  Revert "fib_rules: return 0 directly if an exactly same rule exists when NLM_F_EXCL not supplied"
  net: aquantia: fix wol configuration not applied sometimes
  ethtool: fix potential userspace buffer overflow
  Fix memory leak in sctp_process_init
  net: rds: fix memory leak when unload rds_rdma
  ipv6: fix the check before getting the cookie in rt6_get_cookie
  ipv4: not do cache for local delivery if bc_forwarding is enabled
  selftests: vm: Fix test build failure when built by itself
  tools: bpftool: Fix JSON output when lookup fails
  mmc: also set max_segment_size in the device
  mtip32xx: also set max_segment_size in the device
  rsxx: don't call dma_set_max_seg_size
  nvme-pci: don't limit DMA segement size
  s390/qeth: handle error when updating TX queue count
  s390/qeth: fix VLAN attribute in bridge_hostnotify udev event
  s390/qeth: check dst entry before use
  s390/qeth: handle limited IPv4 broadcast in L3 TX path
  ceph: fix error handling in ceph_get_caps()
  ceph: avoid iput_final() while holding mutex or in dispatch thread
  ceph: single workqueue for inode related works
  cgroup: css_task_iter_skip()'d iterators must be advanced before accessed
  drm/amd/amdgpu: add RLC firmware to support raven1 refresh
  drm/amd/powerplay: add set_power_profile_mode for raven1_refresh
  drm/amdgpu: fix ring test failure issue during s3 in vce 3.0 (V2)
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  lib/test_stackinit: Handle Clang auto-initialization pattern
  block: Drop unlikely before IS_ERR(_OR_NULL)
  xen/swiotlb: don't initialize swiotlb twice on arm64
  s390/mm: fix address space detection in exception handling
  HID: logitech-dj: Fix 064d:c52f receiver support
  Revert "HID: core: Call request_module before doing device_add"
  Revert "HID: core: Do not call request_module() in async context"
  Revert "HID: Increase maximum report size allowed by hid_field_extract()"
  tests: fix pidfd-test compilation
  signal: improve comments
  samples: fix pidfd-metadata compilation
  arm64: arch_timer: mark functions as __always_inline
  arm64: smp: Moved cpu_logical_map[] to smp.h
  arm64: cpufeature: Fix missing ZFR0 in __read_sysreg_by_encoding()
  selftests/bpf: move test_lirc_mode2_user to TEST_GEN_PROGS_EXTENDED
  USB: Fix chipmunk-like voice when using Logitech C270 for recording audio.
  USB: usb-storage: Add new ID to ums-realtek
  udmabuf: actually unmap the scatterlist
  net: fix indirect calls helpers for ptype list hooks.
  net: ipvlan: Fix ipvlan device tso disabled while NETIF_F_IP_CSUM is set
  scsi: smartpqi: unlock on error in pqi_submit_raid_request_synchronous()
  scsi: ufs: Check that space was properly alloced in copy_query_response
  udp: only choose unbound UDP socket for multicast when not in a VRF
  net/tls: replace the sleeping lock around RX resync with a bit lock
  Revert "net/tls: avoid NULL-deref on resync during device removal"
  block: aoe: no need to check return value of debugfs_create functions
  net: dsa: sja1105: Fix link speed not working at 100 Mbps and below
  net: phylink: avoid reducing support mask
  scripts/checkstack.pl: Fix arm64 wrong or unknown architecture
  kbuild: tar-pkg: enable communication with jobserver
  kconfig: tests: fix recursive inclusion unit test
  kbuild: teach kselftest-merge to find nested config files
  nvmet: fix data_len to 0 for bdev-backed write_zeroes
  MAINTAINERS: Hand over skd maintainership
  ASoC: sun4i-i2s: Add offset to RX channel select
  ASoC: sun4i-i2s: Fix sun8i tx channel offset mask
  ASoC: max98090: remove 24-bit format support if RJ is 0
  ASoC: da7219: Fix build error without CONFIG_I2C
  ASoC: SOF: Intel: hda: Fix COMPILE_TEST build error
  drm/arm/hdlcd: Allow a bit of clock tolerance
  drm/arm/hdlcd: Actually validate CRTC modes
  drm/arm/mali-dp: Add a loop around the second set CVAL and try 5 times
  drm/komeda: fixing of DMA mapping sg segment warning
  netfilter: ipv6: nf_defrag: fix leakage of unqueued fragments
  habanalabs: Read upper bits of trace buffer from RWPHI
  arm64: arch_k3: Fix kconfig dependency warning
  drm: don't block fb changes for async plane updates
  drm/vc4: fix fb references in async update
  drm/msm: fix fb references in async update
  drm/amd: fix fb references in async update
  drm/rockchip: fix fb references in async update
  xen-blkfront: switch kcalloc to kvcalloc for large array allocation
  drm/mediatek: call mtk_dsi_stop() after mtk_drm_crtc_atomic_disable()
  drm/mediatek: clear num_pipes when unbind driver
  drm/mediatek: call drm_atomic_helper_shutdown() when unbinding driver
  drm/mediatek: unbind components in mtk_drm_unbind()
  drm/mediatek: fix unbind functions
  net: sfp: read eeprom in maximum 16 byte increments
  selftests: set sysctl bc_forwarding properly in router_broadcast.sh
  ANDROID: update gki aarch64 ABI representation
  net: ethernet: mediatek: Use NET_IP_ALIGN to judge if HW RX_2BYTE_OFFSET is enabled
  net: ethernet: mediatek: Use hw_feature to judge if HWLRO is supported
  net: ethernet: ti: cpsw_ethtool: fix ethtool ring param set
  ANDROID: gki_defconfig: Enable CMA, SLAB_FREELIST (RANDOM and HARDENED) on x86
  bpf: udp: Avoid calling reuseport's bpf_prog from udp_gro
  bpf: udp: ipv6: Avoid running reuseport's bpf_prog from __udp6_lib_err
  rcu: locking and unlocking need to always be at least barriers
  ANDROID: gki_defconfig: enable SLAB_FREELIST_RANDOM, SLAB_FREELIST_HARDENED
  ANDROID: gki_defconfig: enable CMA and increase CMA_AREAS
  ASoC: SOF: fix DSP oops definitions in FW ABI
  ASoC: hda: fix unbalanced codec dev refcount for HDA_DEV_ASOC
  ASoC: SOF: ipc: replace fw ready bitfield with explicit bit ordering
  ASoC: SOF: bump to ABI 3.6
  ASoC: SOF: soundwire: add initial soundwire support
  ASoC: SOF: uapi: mirror firmware changes
  ASoC: Intel: Baytrail: add quirk for Aegex 10 (RU2) tablet
  xfs: inode btree scrubber should calculate im_boffset correctly
  mmc: sdhci_am654: Fix SLOTTYPE write
  usb: typec: ucsi: ccg: fix memory leak in do_flash
  ANDROID: update gki aarch64 ABI representation
  habanalabs: Fix virtual address access via debugfs for 2MB pages
  drm/komeda: Constify the usage of komeda_component/pipeline/dev_funcs
  x86/power: Fix 'nosmt' vs hibernation triple fault during resume
  mm/vmalloc: Avoid rare case of flushing TLB with weird arguments
  mm/vmalloc: Fix calculation of direct map addr range
  PM: sleep: Add kerneldoc comments to some functions
  drm/i915/gvt: save RING_HEAD into vreg when vgpu switched out
  sparc: perf: fix updated event period in response to PERF_EVENT_IOC_PERIOD
  mdesc: fix a missing-check bug in get_vdev_port_node_info()
  drm/i915/gvt: add F_CMD_ACCESS flag for wa regs
  sparc64: Fix regression in non-hypervisor TLB flush xcall
  packet: unconditionally free po->rollover
  Update my email address
  net: hns: Fix loopback test failed at copper ports
  Linux 5.2-rc3
  net: dsa: mv88e6xxx: avoid error message on remove from VLAN 0
  mm, compaction: make sure we isolate a valid PFN
  include/linux/generic-radix-tree.h: fix kerneldoc comment
  kernel/signal.c: trace_signal_deliver when signal_group_exit
  drivers/iommu/intel-iommu.c: fix variable 'iommu' set but not used
  spdxcheck.py: fix directory structures
  kasan: initialize tag to 0xff in __kasan_kmalloc
  z3fold: fix sheduling while atomic
  scripts/gdb: fix invocation when CONFIG_COMMON_CLK is not set
  mm/gup: continue VM_FAULT_RETRY processing even for pre-faults
  ocfs2: fix error path kobject memory leak
  memcg: make it work on sparse non-0-node systems
  mm, memcg: consider subtrees in memory.events
  prctl_set_mm: downgrade mmap_sem to read lock
  prctl_set_mm: refactor checks from validate_prctl_map
  kernel/fork.c: make max_threads symbol static
  arch/arm/boot/compressed/decompress.c: fix build error due to lz4 changes
  arch/parisc/configs/c8000_defconfig: remove obsoleted CONFIG_DEBUG_SLAB_LEAK
  mm/vmalloc.c: fix typo in comment
  lib/sort.c: fix kernel-doc notation warnings
  mm: fix Documentation/vm/hmm.rst Sphinx warnings
  treewide: fix typos of SPDX-License-Identifier
  crypto: ux500 - fix license comment syntax error
  MAINTAINERS: add I2C DT bindings to ARM platforms
  MAINTAINERS: add DT bindings to i2c drivers
  mwifiex: Fix heap overflow in mwifiex_uap_parse_tail_ies()
  iwlwifi: mvm: change TLC config cmd sent by rs to be async
  iwlwifi: Fix double-free problems in iwl_req_fw_callback()
  iwlwifi: fix AX201 killer sku loading firmware issue
  iwlwifi: print fseq info upon fw assert
  iwlwifi: clear persistence bit according to device family
  iwlwifi: fix load in rfkill flow for unified firmware
  iwlwifi: mvm: remove d3_sram debugfs file
  bpf, riscv: clear high 32 bits for ALU32 add/sub/neg/lsh/rsh/arsh
  libbpf: Return btf_fd for load_sk_storage_btf
  HID: a4tech: fix horizontal scrolling
  HID: hyperv: Add a module description line
  net: dsa: sja1105: Don't store frame type in skb->cb
  block: print offending values when cloned rq limits are exceeded
  blk-mq: Document the blk_mq_hw_queue_to_node() arguments
  blk-mq: Fix spelling in a source code comment
  block: Fix bsg_setup_queue() kernel-doc header
  block: Fix rq_qos_wait() kernel-doc header
  block: Fix blk_mq_*_map_queues() kernel-doc headers
  block: Fix throtl_pending_timer_fn() kernel-doc header
  block: Convert blk_invalidate_devt() header into a non-kernel-doc header
  block/partitions/ldm: Convert a kernel-doc header into a non-kernel-doc header
  leds: avoid flush_work in atomic context
  cgroup: Include dying leaders with live threads in PROCS iterations
  cgroup: Implement css_task_iter_skip()
  cgroup: Call cgroup_release() before __exit_signal()
  netfilter: nf_tables: fix module autoload with inet family
  Revert "lockd: Show pid of lockd for remote locks"
  ALSA: hda/realtek - Update headset mode for ALC256
  fs/adfs: fix filename fixup handling for "/" and "//" names
  fs/adfs: move append_filetype_suffix() into adfs_object_fixup()
  fs/adfs: remove truncated filename hashing
  fs/adfs: factor out filename fixup
  fs/adfs: factor out object fixups
  fs/adfs: factor out filename case lowering
  fs/adfs: factor out filename comparison
  ovl: doc: add non-standard corner cases
  pstore/ram: Run without kernel crash dump region
  MAINTAINERS: add Vasily Gorbik and Christian Borntraeger for s390
  MAINTAINERS: Farewell Martin Schwidefsky
  pstore: Set tfm to NULL on free_buf_for_compression
  nds32: add new emulations for floating point instruction
  nds32: Avoid IEX status being incorrectly modified
  math-emu: Use statement expressions to fix Wshift-count-overflow warning
  net: correct zerocopy refcnt with udp MSG_MORE
  ethtool: Check for vlan etype or vlan tci when parsing flow_rule
  net: don't clear sock->sk early to avoid trouble in strparser
  net-gro: fix use-after-free read in napi_gro_frags()
  net: dsa: tag_8021q: Create a stable binary format
  net: dsa: tag_8021q: Change order of rx_vid setup
  net: mvpp2: fix bad MVPP2_TXQ_SCHED_TOKEN_CNTR_REG queue value
  docs cgroups: add another example size for hugetlb
  NFSv4.1: Fix bug only first CB_NOTIFY_LOCK is handled
  NFSv4.1: Again fix a race where CB_NOTIFY_LOCK fails to wake a waiter
  ipv4: tcp_input: fix stack out of bounds when parsing TCP options.
  mlxsw: spectrum: Prevent force of 56G
  mlxsw: spectrum_acl: Avoid warning after identical rules insertion
  SUNRPC: Fix a use after free when a server rejects the RPCSEC_GSS credential
  net: dsa: mv88e6xxx: fix handling of upper half of STATS_TYPE_PORT
  SUNRPC fix regression in umount of a secure mount
  r8169: fix MAC address being lost in PCI D3
  treewide: Add SPDX license identifier - Kbuild
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  net: core: support XDP generic on stacked devices.
  netvsc: unshare skb in VF rx handler
  udp: Avoid post-GRO UDP checksum recalculation
  nvme-tcp: fix queue mapping when queue count is limited
  nvme-rdma: fix queue mapping when queue count is limited
  fpga: zynqmp-fpga: Correctly handle error pointer
  selftests: vm: install test_vmalloc.sh for run_vmtests
  userfaultfd: selftest: fix compiler warning
  kselftest/cgroup: fix incorrect test_core skip
  kselftest/cgroup: fix unexpected testing failure on test_core
  kselftest/cgroup: fix unexpected testing failure on test_memcontrol
  xtensa: Fix section mismatch between memblock_reserve and mem_reserve
  signal/ptrace: Don't leak unitialized kernel memory with PTRACE_PEEK_SIGINFO
  mwifiex: Abort at too short BSS descriptor element
  mwifiex: Fix possible buffer overflows at parsing bss descriptor
  drm/i915/gvt: Assign NULL to the pointer after memory free.
  drm/i915/gvt: Check if cur_pt_type is valid
  x86: intel_epb: Do not build when CONFIG_PM is unset
  crypto: hmac - fix memory leak in hmac_init_tfm()
  crypto: jitterentropy - change back to module_init()
  ARM: dts: Drop bogus CLKSEL for timer12 on dra7
  KVM: PPC: Book3S HV: Restore SPRG3 in kvmhv_p9_guest_entry()
  KVM: PPC: Book3S HV: Fix lockdep warning when entering guest on POWER9
  KVM: PPC: Book3S HV: XIVE: Fix page offset when clearing ESB pages
  KVM: PPC: Book3S HV: XIVE: Take the srcu read lock when accessing memslots
  KVM: PPC: Book3S HV: XIVE: Do not clear IRQ data of passthrough interrupts
  KVM: PPC: Book3S HV: XIVE: Introduce a new mutex for the XIVE device
  drm/i915/gvt: Fix cmd length of VEB_DI_IECP
  drm/i915/gvt: refine ggtt range validation
  drm/i915/gvt: Fix vGPU CSFE_CHICKEN1_REG mmio handler
  drm/i915/gvt: Fix GFX_MODE handling
  drm/i915/gvt: Update force-to-nonpriv register whitelist
  drm/i915/gvt: Initialize intel_gvt_gtt_entry in stack
  ima: show rules with IMA_INMASK correctly
  evm: check hash algorithm passed to init_desc()
  scsi: libsas: delete sas port if expander discover failed
  scsi: libsas: only clear phy->in_shutdown after shutdown event done
  scsi: scsi_dh_alua: Fix possible null-ptr-deref
  scsi: smartpqi: properly set both the DMA mask and the coherent DMA mask
  scsi: zfcp: fix to prevent port_remove with pure auto scan LUNs (only sdevs)
  scsi: zfcp: fix missing zfcp_port reference put on -EBUSY from port_remove
  scsi: libcxgbi: add a check for NULL pointer in cxgbi_check_route()
  net: phy: dp83867: Set up RGMII TX delay
  net: phy: dp83867: do not call config_init twice
  net: phy: dp83867: increase SGMII autoneg timer duration
  net: phy: dp83867: fix speed 10 in sgmii mode
  net: phy: marvell10g: report if the PHY fails to boot firmware
  net: phylink: ensure consistent phy interface mode
  cgroup: Use css_tryget() instead of css_tryget_online() in task_get_css()
  blk-mq: Fix memory leak in error handling
  usbip: usbip_host: fix stub_dev lock context imbalance regression
  net: sh_eth: fix mdio access in sh_eth_close() for R-Car Gen2 and RZ/A1 SoCs
  MIPS: uprobes: remove set but not used variable 'epc'
  s390/crypto: fix possible sleep during spinlock aquired
  MIPS: pistachio: Build uImage.gz by default
  MIPS: Make virt_addr_valid() return bool
  MIPS: Bounds check virt_addr_valid
  CIFS: cifs_read_allocate_pages: don't iterate through whole page array on ENOMEM
  RDMA/efa: Remove MAYEXEC flag check from mmap flow
  mlx5: avoid 64-bit division
  IB/hfi1: Validate page aligned for a given virtual address
  IB/{qib, hfi1, rdmavt}: Correct ibv_devinfo max_mr value
  IB/hfi1: Insure freeze_work work_struct is canceled on shutdown
  IB/rdmavt: Fix alloc_qpn() WARN_ON()
  ASoC: sun4i-codec: fix first delay on Speaker
  drm/amdgpu: reserve stollen vram for raven series
  media: venus: hfi_parser: fix a regression in parser
  selftests: bpf: fix compiler warning in flow_dissector test
  arm64: use the correct function type for __arm64_sys_ni_syscall
  arm64: use the correct function type in SYSCALL_DEFINE0
  arm64: fix syscall_fn_t type
  block: don't protect generic_make_request_checks with blk_queue_enter
  block: move blk_exit_queue into __blk_release_queue
  selftests: bpf: complete sub-register zero extension checks
  selftests: bpf: move sub-register zero extension checks into subreg.c
  ovl: detect overlapping layers
  drm/i915/icl: Add WaDisableBankHangMode
  ALSA: fireface: Use ULL suffixes for 64-bit constants
  signal/arm64: Use force_sig not force_sig_fault for SIGKILL
  nl80211: fill all policy .type entries
  mac80211: free peer keys before vif down in mesh
  ANDROID: ABI out: Use the extension .xml rather then .out
  drm/mediatek: respect page offset for PRIME mmap calls
  drm/mediatek: adjust ddp clock control flow
  ALSA: hda/realtek - Improve the headset mic for Acer Aspire laptops
  KVM: PPC: Book3S HV: XIVE: Fix the enforced limit on the vCPU identifier
  KVM: PPC: Book3S HV: XIVE: Do not test the EQ flag validity when resetting
  KVM: PPC: Book3S HV: XIVE: Clear file mapping when device is released
  KVM: PPC: Book3S HV: Don't take kvm->lock around kvm_for_each_vcpu
  KVM: PPC: Book3S: Use new mutex to synchronize access to rtas token list
  KVM: PPC: Book3S HV: Use new mutex to synchronize MMU setup
  KVM: PPC: Book3S HV: Avoid touching arch.mmu_ready in XIVE release functions
  Revert "drivers: thermal: tsens: Add new operation to check if a sensor is enabled"
  net/mlx5e: Disable rxhash when CQE compress is enabled
  net/mlx5e: restrict the real_dev of vlan device is the same as uplink device
  net/mlx5: Allocate root ns memory using kzalloc to match kfree
  net/mlx5: Avoid double free in fs init error unwinding path
  net/mlx5: Avoid double free of root ns in the error flow path
  net/mlx5: Fix error handling in mlx5_load()
  Documentation: net-sysfs: Remove duplicate PHY device documentation
  llc: fix skb leak in llc_build_and_send_ui_pkt()
  selftests: pmtu: Fix encapsulating device in pmtu_vti6_link_change_mtu
  dfs_cache: fix a wrong use of kfree in flush_cache_ent()
  fs/cifs/smb2pdu.c: fix buffer free in SMB2_ioctl_free
  cifs: fix memory leak of pneg_inbuf on -EOPNOTSUPP ioctl case
  xenbus: Avoid deadlock during suspend due to open transactions
  xen/pvcalls: Remove set but not used variable
  tracing: Avoid memory leak in predicate_parse()
  habanalabs: fix bug in checking huge page optimization
  mmc: sdhci: Fix SDIO IRQ thread deadlock
  dpaa_eth: use only online CPU portals
  net: mvneta: Fix err code path of probe
  net: stmmac: Do not output error on deferred probe
  Btrfs: fix race updating log root item during fsync
  Btrfs: fix wrong ctime and mtime of a directory after log replay
  ARC: [plat-hsdk] Get rid of inappropriate PHY settings
  ARC: [plat-hsdk]: Add support of Vivante GPU
  ARC: [plat-hsdk]: enable creg-gpio controller
  Btrfs: fix fsync not persisting changed attributes of a directory
  btrfs: qgroup: Check bg while resuming relocation to avoid NULL pointer dereference
  btrfs: reloc: Also queue orphan reloc tree for cleanup to avoid BUG_ON()
  Btrfs: incremental send, fix emission of invalid clone operations
  Btrfs: incremental send, fix file corruption when no-holes feature is enabled
  btrfs: correct zstd workspace manager lock to use spin_lock_bh()
  btrfs: Ensure replaced device doesn't have pending chunk allocation
  ia64: fix build errors by exporting paddr_to_nid()
  ASoC: SOF: Intel: hda: fix the hda init chip
  ASoC: SOF: ipc: fix a race, leading to IPC timeouts
  ASoC: SOF: control: correct the copy size for bytes kcontrol put
  ASoC: SOF: pcm: remove warning - initialize workqueue on open
  ASoC: SOF: pcm: clear hw_params_upon_resume flag correctly
  ASoC: SOF: core: fix error handling with the probe workqueue
  ASoC: SOF: core: remove snd_soc_unregister_component in case of error
  ASoC: SOF: core: remove DSP after unregistering machine driver
  ASoC: soc-core: fixup references at soc_cleanup_card_resources()
  arm64/module: revert to unsigned interpretation of ABS16/32 relocations
  KVM: s390: Do not report unusabled IDs via KVM_CAP_MAX_VCPU_ID
  kvm: fix compile on s390 part 2
  xprtrdma: Use struct_size() in kzalloc()
  tools headers UAPI: Sync kvm.h headers with the kernel sources
  perf record: Fix s390 missing module symbol and warning for non-root users
  perf machine: Read also the end of the kernel
  perf test vmlinux-kallsyms: Ignore aliases to _etext when searching on kallsyms
  perf session: Add missing swap ops for namespace events
  perf namespace: Protect reading thread's namespace
  tools headers UAPI: Sync drm/drm.h with the kernel
  s390/crypto: fix gcm-aes-s390 selftest failures
  s390/zcrypt: Fix wrong dispatching for control domain CPRBs
  s390/pci: fix assignment of bus resources
  s390/pci: fix struct definition for set PCI function
  s390: mark __cpacf_check_opcode() and cpacf_query_func() as __always_inline
  s390: add unreachable() to dump_fault_info() to fix -Wmaybe-uninitialized
  tools headers UAPI: Sync drm/i915_drm.h with the kernel
  tools headers UAPI: Sync linux/fs.h with the kernel
  tools headers UAPI: Sync linux/sched.h with the kernel
  tools arch x86: Sync asm/cpufeatures.h with the with the kernel
  tools include UAPI: Update copy of files related to new fspick, fsmount, fsconfig, fsopen, move_mount and open_tree syscalls
  perf arm64: Fix mksyscalltbl when system kernel headers are ahead of the kernel
  perf data: Fix 'strncat may truncate' build failure with recent gcc
  arm64: Fix the arm64_personality() syscall wrapper redirection
  rtw88: Make some symbols static
  rtw88: avoid circular locking between local->iflist_mtx and rtwdev->mutex
  rsi: Properly initialize data in rsi_sdio_ta_reset
  rtw88: fix unassigned rssi_level in rtw_sta_info
  rtw88: fix subscript above array bounds compiler warning
  fuse: extract helper for range writeback
  fuse: fix copy_file_range() in the writeback case
  mmc: meson-gx: fix irq ack
  mmc: tmio: fix SCC error handling to avoid false positive CRC error
  mmc: tegra: Fix a warning message
  memstick: mspro_block: Fix an error code in mspro_block_issue_req()
  mac80211: mesh: fix RCU warning
  nl80211: fix station_info pertid memory leak
  mac80211: Do not use stack memory with scatterlist for GMAC
  ALSA: line6: Assure canceling delayed work at disconnection
  configfs: Fix use-after-free when accessing sd->s_dentry
  ALSA: hda - Force polling mode on CNL for fixing codec communication
  i2c: synquacer: fix synquacer_i2c_doxfer() return value
  i2c: mlxcpld: Fix wrong initialization order in probe
  i2c: dev: fix potential memory leak in i2cdev_ioctl_rdwr
  RDMA/core: Fix panic when port_data isn't initialized
  RDMA/uverbs: Pass udata on uverbs error unwind
  RDMA/core: Clear out the udata before error unwind
  net: aquantia: tcp checksum 0xffff being handled incorrectly
  net: aquantia: fix LRO with FCS error
  net: aquantia: check rx csum for all packets in LRO session
  net: aquantia: tx clean budget logic error
  vhost: scsi: add weight support
  vhost: vsock: add weight support
  vhost_net: fix possible infinite loop
  vhost: introduce vhost_exceeds_weight()
  virtio: Fix indentation of VIRTIO_MMIO
  virtio: add unlikely() to WARN_ON_ONCE()
  iommu/vt-d: Set the right field for Page Walk Snoop
  iommu/vt-d: Fix lock inversion between iommu->lock and device_domain_lock
  iommu: Add missing new line for dma type
  drm/etnaviv: lock MMU while dumping core
  block: Don't revalidate bdev of hidden gendisk
  loop: Don't change loop device under exclusive opener
  drm/imx: ipuv3-plane: fix atomic update status query for non-plus i.MX6Q
  drm/qxl: drop WARN_ONCE()
  iio: temperature: mlx90632 Relax the compatibility check
  iio: imu: st_lsm6dsx: fix PM support for st_lsm6dsx i2c controller
  staging:iio:ad7150: fix threshold mode config bit
  fuse: add FUSE_WRITE_KILL_PRIV
  fuse: fallocate: fix return with locked inode
  PCI: PM: Avoid possible suspend-to-idle issue
  ACPI: PM: Call pm_set_suspend_via_firmware() during hibernation
  ACPI/PCI: PM: Add missing wakeup.flags.valid checks
  ovl: support the FS_IOC_FS[SG]ETXATTR ioctls
  soundwire: stream: fix out of boundary access on port properties
  net: tulip: de4x5: Drop redundant MODULE_DEVICE_TABLE()
  selftests/tls: add test for sleeping even though there is data
  net/tls: fix no wakeup on partial reads
  selftests/tls: test for lowat overshoot with multiple records
  net/tls: fix lowat calculation if some data came from previous record
  dpaa2-eth: Make constant 64-bit long
  dpaa2-eth: Use PTR_ERR_OR_ZERO where appropriate
  dpaa2-eth: Fix potential spectre issue
  bonding/802.3ad: fix slave link initialization transition states
  io_uring: Fix __io_uring_register() false success
  net: ethtool: Document get_rxfh_context and set_rxfh_context ethtool ops
  net: stmmac: dwmac-mediatek: modify csr_clk value to fix mdio read/write fail
  net: stmmac: fix csr_clk can't be zero issue
  net: stmmac: update rx tail pointer register to fix rx dma hang issue.
  ip_sockglue: Fix missing-check bug in ip_ra_control()
  ipv6_sockglue: Fix a missing-check bug in ip6_ra_control()
  efi: Allow the number of EFI configuration tables entries to be zero
  efi/x86/Add missing error handling to old_memmap 1:1 mapping code
  parisc: Fix compiler warnings in float emulation code
  parisc/slab: cleanup after /proc/slab_allocators removal
  bpf: sockmap, fix use after free from sleep in psock backlog workqueue
  net: sched: don't use tc_action->order during action dump
  cxgb4: Revert "cxgb4: Remove SGE_HOST_PAGE_SIZE dependency on page size"
  net: fec: fix the clk mismatch in failed_reset path
  habanalabs: Avoid using a non-initialized MMU cache mutex
  habanalabs: fix debugfs code
  uapi/habanalabs: add opcode for enable/disable device debug mode
  habanalabs: halt debug engines on user process close
  selftests: rtc: rtctest: specify timeouts
  selftests/harness: Allow test to configure timeout
  selftests/ftrace: Add checkbashisms meta-testcase
  selftests/ftrace: Make a script checkbashisms clean
  media: smsusb: better handle optional alignment
  test_firmware: Use correct snprintf() limit
  genwqe: Prevent an integer overflow in the ioctl
  parport: Fix mem leak in parport_register_dev_model
  fpga: dfl: expand minor range when registering chrdev region
  fpga: dfl: Add lockdep classes for pdata->lock
  fpga: dfl: afu: Pass the correct device to dma_mapping_error()
  fpga: stratix10-soc: fix use-after-free on s10_init()
  w1: ds2408: Fix typo after 49695ac468 (reset on output_write retry with readback)
  kheaders: Do not regenerate archive if config is not changed
  kheaders: Move from proc to sysfs
  drm/amd/display: Don't load DMCU for Raven 1 (v2)
  drm/i915: Maintain consistent documentation subsection ordering
  scripts/sphinx-pre-install: make it handle Sphinx versions
  docs: Fix conf.py for Sphinx 2.0
  vt/fbcon: deinitialize resources in visual_init() after failed memory allocation
  xfs: fix broken log reservation debugging
  clocksource/drivers/timer-ti-dm: Change to new style declaration
  ASoC: core: lock client_mutex while removing link components
  ASoC: simple-card: Restore original configuration of DAI format
  {nl,mac}80211: allow 4addr AP operation on crypto controlled devices
  mac80211_hwsim: mark expected switch fall-through
  mac80211: fix rate reporting inside cfg80211_calculate_bitrate_he()
  mac80211: remove set but not used variable 'old'
  mac80211: handle deauthentication/disassociation from TDLS peer
  gpio: fix gpio-adp5588 build errors
  pinctrl: stmfx: Fix compile issue when CONFIG_OF_GPIO is not defined
  staging: kpc2000: Add dependency on MFD_CORE to kconfig symbol 'KPC2000'
  perf/ring-buffer: Use regular variables for nesting
  perf/ring-buffer: Always use {READ,WRITE}_ONCE() for rb->user_page data
  perf/ring_buffer: Add ordering to rb->nest increment
  perf/ring_buffer: Fix exposing a temporarily decreased data_head
  x86/CPU/AMD: Don't force the CPB cap when running under a hypervisor
  x86/boot: Provide KASAN compatible aliases for string routines
  ALSA: hda/realtek - Enable micmute LED for Huawei laptops
  Input: uinput - add compat ioctl number translation for UI_*_FF_UPLOAD
  Input: silead - add MSSL0017 to acpi_device_id
  cxgb4: offload VLAN flows regardless of VLAN ethtype
  hsr: fix don't prune the master node from the node_db
  net: mvpp2: cls: Fix leaked ethtool_rx_flow_rule
  docs: fix multiple doc build warnings in enumeration.rst
  lib/list_sort: fix kerneldoc build error
  docs: fix numaperf.rst and add it to the doc tree
  doc: Cope with the deprecation of AutoReporter
  doc: Cope with Sphinx logging deprecations
  bpf: sockmap, restore sk_write_space when psock gets dropped
  selftests: bpf: add zero extend checks for ALU32 and/or/xor
  bpf, riscv: clear target register high 32-bits for and/or/xor on ALU32
  spi: abort spi_sync if failed to prepare_transfer_hardware
  ALSA: hda/realtek - Set default power save node to 0
  ipv4/igmp: fix build error if !CONFIG_IP_MULTICAST
  powerpc/kexec: Fix loading of kernel + initramfs with kexec_file_load()
  MIPS: TXx9: Fix boot crash in free_initmem()
  MIPS: remove a space after -I to cope with header search paths for VDSO
  MIPS: mark ginvt() as __always_inline
  ipv4/igmp: fix another memory leak in igmpv3_del_delrec()
  bnxt_en: Device serial number is supported only for PFs.
  bnxt_en: Reduce memory usage when running in kdump kernel.
  bnxt_en: Fix possible BUG() condition when calling pci_disable_msix().
  bnxt_en: Fix aggregation buffer leak under OOM condition.
  ipv6: Fix redirect with VRF
  net: stmmac: fix reset gpio free missing
  mISDN: make sure device name is NUL terminated
  net: macb: save/restore the remaining registers and features
  media: dvb: warning about dvb frequency limits produces too much noise
  net/tls: don't ignore netdev notifications if no TLS features
  net/tls: fix state removal with feature flags off
  net/tls: avoid NULL-deref on resync during device removal
  Documentation: add TLS offload documentation
  Documentation: tls: RSTify the ktls documentation
  Documentation: net: move device drivers docs to a submenu
  mISDN: Fix indenting in dsp_cmx.c
  ocelot: Dont allocate another multicast list, use __dev_mc_sync
  Validate required parameters in inet6_validate_link_af
  xhci: Use %zu for printing size_t type
  xhci: Convert xhci_handshake() to use readl_poll_timeout_atomic()
  xhci: Fix immediate data transfer if buffer is already DMA mapped
  usb: xhci: avoid null pointer deref when bos field is NULL
  usb: xhci: Fix a potential null pointer dereference in xhci_debugfs_create_endpoint()
  xhci: update bounce buffer with correct sg num
  media: usb: siano: Fix false-positive "uninitialized variable" warning
  spi: spi-fsl-spi: call spi_finalize_current_message() at the end
  ALSA: hda/realtek - Check headset type by unplug and resume
  powerpc/perf: Fix MMCRA corruption by bhrb_filter
  powerpc/powernv: Return for invalid IMC domain
  HID: logitech-hidpp: Add support for the S510 remote control
  HID: multitouch: handle faulty Elo touch device
  selftests: netfilter: add flowtable test script
  netfilter: nft_flow_offload: IPCB is only valid for ipv4 family
  netfilter: nft_flow_offload: don't offload when sequence numbers need adjustment
  netfilter: nft_flow_offload: set liberal tracking mode for tcp
  netfilter: nf_flow_table: ignore DF bit setting
  ASoC: Intel: sof-rt5682: fix AMP quirk support
  ASoC: Intel: sof-rt5682: fix for codec button mapping
  clk: ti: clkctrl: Fix clkdm_clk handling
  clk: imx: imx8mm: fix int pll clk gate
  clk: sifive: restrict Kconfig scope for the FU540 PRCI driver
  RDMA/hns: Fix PD memory leak for internal allocation
  netfilter: nat: fix udp checksum corruption
  selftests: netfilter: missing error check when setting up veth interface
  RDMA/srp: Rename SRP sysfs name after IB device rename trigger
  ipvs: Fix use-after-free in ip_vs_in
  ARC: [plat-hsdk]: Add missing FIFO size entry in GMAC node
  ARC: [plat-hsdk]: Add missing multicast filter bins number to GMAC node
  samples, bpf: suppress compiler warning
  samples, bpf: fix to change the buffer size for read()
  bpf: Check sk_fullsock() before returning from bpf_sk_lookup()
  bpf: fix out-of-bounds read in __bpf_skc_lookup
  Documentation/networking: fix af_xdp.rst Sphinx warnings
  netfilter: nft_fib: Fix existence check support
  netfilter: nf_queue: fix reinject verdict handling
  dmaengine: sprd: Add interrupt support for 2-stage transfer
  dmaengine: sprd: Fix the right place to configure 2-stage transfer
  dmaengine: sprd: Fix block length overflow
  dmaengine: sprd: Fix the incorrect start for 2-stage destination channels
  dmaengine: sprd: Add validation of current descriptor in irq handler
  dmaengine: sprd: Fix the possible crash when getting descriptor status
  tty: max310x: Fix external crystal register setup
  serial: sh-sci: disable DMA for uart_console
  serial: imx: remove log spamming error message
  tty: serial: msm_serial: Fix XON/XOFF
  USB: serial: option: add Telit 0x1260 and 0x1261 compositions
  USB: serial: pl2303: add Allied Telesis VT-Kit3
  USB: serial: option: add support for Simcom SIM7500/SIM7600 RNDIS mode
  dmaengine: tegra210-adma: Fix spelling
  dmaengine: tegra210-adma: Fix channel FIFO configuration
  dmaengine: tegra210-adma: Fix crash during probe
  dmaengine: mediatek-cqdma: sleeping in atomic context
  dmaengine: dw-axi-dmac: fix null dereference when pointer first is null
  perf/x86/intel/ds: Fix EVENT vs. UEVENT PEBS constraints
  USB: rio500: update Documentation
  USB: rio500: simplify locking
  USB: rio500: fix memory leak in close after disconnect
  USB: rio500: refuse more than one device at a time
  usbip: usbip_host: fix BUG: sleeping function called from invalid context
  USB: sisusbvga: fix oops in error path of sisusb_probe
  USB: Add LPM quirk for Surface Dock GigE adapter
  media: usb: siano: Fix general protection fault in smsusb
  usb: mtu3: fix up undefined reference to usb_debug_root
  USB: Fix slab-out-of-bounds write in usb_get_bos_descriptor
  Input: elantech - enable middle button support on 2 ThinkPads
  dmaengine: fsl-qdma: Add improvement
  dmaengine: jz4780: Fix transfers being ACKed too soon
  gcc-plugins: Fix build failures under Darwin host
  MAINTAINERS: Update Stefan Wahren email address
  netfilter: nf_tables: fix oops during rule dump
  ARC: mm: SIGSEGV userspace trying to access kernel virtual memory
  ARC: fix build warnings
  ARM: dts: bcm: Add missing device_type = "memory" property
  soc: bcm: brcmstb: biuctrl: Register writes require a barrier
  soc: brcmstb: Fix error path for unsupported CPUs
  ARM: dts: dra71x: Disable usb4_tm target module
  ARM: dts: dra71x: Disable rtc target module
  ARM: dts: dra76x: Disable usb4_tm target module
  ARM: dts: dra76x: Disable rtc target module
  ASoC: simple-card: Fix configuration of DAI format
  ASoC: Intel: soc-acpi: Fix machine selection order
  ASoC: rt5677-spi: Handle over reading when flipping bytes
  ASoC: soc-dpm: fixup DAI active unbalance
  pinctrl: intel: Clear interrupt status in mask/unmask callback
  pinctrl: intel: Use GENMASK() consistently
  parisc: Allow building 64-bit kernel without -mlong-calls compiler option
  parisc: Kconfig: remove ARCH_DISCARD_MEMBLOCK
  staging: wilc1000: Fix some double unlock bugs in wilc_wlan_cleanup()
  staging: vc04_services: prevent integer overflow in create_pagelist()
  Staging: vc04_services: Fix a couple error codes
  staging: wlan-ng: fix adapter initialization failure
  staging: kpc2000: double unlock in error handling in kpc_dma_transfer()
  staging: kpc2000: Fix build error without CONFIG_UIO
  staging: kpc2000: fix build error on xtensa
  staging: erofs: set sb->s_root to NULL when failing from __getname()
  ARM: imx: cpuidle-imx6sx: Restrict the SW2ISO increase to i.MX6SX
  firmware: imx: SCU irq should ONLY be enabled after SCU IPC is ready
  arm64: imx: Fix build error without CONFIG_SOC_BUS
  ima: fix wrong signed policy requirement when not appraising
  x86/ima: Check EFI_RUNTIME_SERVICES before using
  stacktrace: Unbreak stack_trace_save_tsk_reliable()
  HID: wacom: Sync INTUOSP2_BT touch state after each frame if necessary
  HID: wacom: Correct button numbering 2nd-gen Intuos Pro over Bluetooth
  HID: wacom: Send BTN_TOUCH in response to INTUOSP2_BT eraser contact
  HID: wacom: Don't report anything prior to the tool entering range
  HID: wacom: Don't set tool type until we're in range
  ASoC: cs42xx8: Add regcache mask dirty
  regulator: tps6507x: Fix boot regression due to testing wrong init_data pointer
  ASoC: fsl_asrc: Fix the issue about unsupported rate
  spi: bitbang: Fix NULL pointer dereference in spi_unregister_master
  Input: elan_i2c - increment wakeup count if wake source
  wireless: Skip directory when generating certificates
  ASoC: ak4458: rstn_control - return a non-zero on error only
  ASoC: soc-pcm: BE dai needs prepare when pause release after resume
  ASoC: ak4458: add return value for ak4458_probe
  ASoC : cs4265 : readable register too low
  ASoC: SOF: fix error in verbose ipc command parsing
  ASoC: SOF: fix race in FW boot timeout handling
  ASoC: SOF: nocodec: fix undefined reference
  iio: adc: ti-ads8688: fix timestamp is not updated in buffer
  iio: dac: ds4422/ds4424 fix chip verification
  HID: rmi: Use SET_REPORT request on control endpoint for Acer Switch 3 and 5
  HID: logitech-hidpp: add support for the MX5500 keyboard
  HID: logitech-dj: add support for the Logitech MX5500's Bluetooth Mini-Receiver
  HID: i2c-hid: add iBall Aer3 to descriptor override
  spi: Fix Raspberry Pi breakage
  ARM: dts: dra76x: Update MMC2_HS200_MANUAL1 iodelay values
  ARM: dts: am57xx-idk: Remove support for voltage switching for SD card
  bus: ti-sysc: Handle devices with no control registers
  ARM: dts: Configure osc clock for d_can on am335x
  iio: imu: mpu6050: Fix FIFO layout for ICM20602
  lkdtm/bugs: Adjust recursion test to avoid elision
  lkdtm/usercopy: Moves the KERNEL_DS test to non-canonical
  iio: adc: ads124: avoid buffer overflow
  iio: adc: modify NPCM ADC read reference voltage

Change-Id: I98c823993370027391cc21dfb239c3049f025136
Signed-off-by: Raghavendra Rao Ananta <rananta@codeaurora.org>
2019-07-01 17:41:24 -07:00
Greg Kroah-Hartman
1226c72a32 Linux 5.2-rc1
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Merge 5.2-rc1 into android-mainline

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
2019-05-20 20:17:24 +02:00
Ian Kent
1dcaa138fc autofs: add description of ignore pseudo mount option
Add a description of the "ignore" pseudo mount option that can be used
to provide a generic indicator to applications that the mount entry
should be ignored when displaying mount information.

Link: http://lkml.kernel.org/r/155287084617.12593.812733161112154904.stgit@pluto.themaw.net
Signed-off-by: Ian Kent <raven@themaw.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2019-05-14 19:52:50 -07:00
Ian Kent
841964e86a autofs: update mount control expire desription with AUTOFS_EXP_FORCED
Describe AUTOFS_EXP_FORCED in addition to AUTOFS_EXP_IMMEDIATE in the
description of the AUTOFS_DEV_IOCTL_EXPIRE_CMD ioctl.

Link: http://lkml.kernel.org/r/155287084078.12593.15000931045413195778.stgit@pluto.themaw.net
Signed-off-by: Ian Kent <raven@themaw.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2019-05-14 19:52:50 -07:00
Ian Kent
f23ceaac6a autofs: update AUTOFS_EXP_LEAVES description
Update the description of AUTOFS_EXP_LEAVES to cover its possible future
use with amd format mount maps.

Link: http://lkml.kernel.org/r/155287083538.12593.18163159677020718048.stgit@pluto.themaw.net
Signed-off-by: Ian Kent <raven@themaw.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2019-05-14 19:52:50 -07:00
Ian Kent
9200026623 autofs: update autofs.txt for strictexpire mount option
A "strictexpire" mount option has been added to the autofs file system.

It is meant to be used in cases where a GUI continually accesses or an
application frquently scans an automount directory tree causing an
accumulation of otherwise unused mounts.

Link: http://lkml.kernel.org/r/155287083000.12593.2722713092537666885.stgit@pluto.themaw.net
Signed-off-by: Ian Kent <raven@themaw.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2019-05-14 19:52:50 -07:00
Ian Kent
2ad56addb9 autofs: fix some word usage oddities in autofs.txt
Alter a few word usages in Documentation/filesystems/autofs.txt and
correct some spelling mistakes.

Link: http://lkml.kernel.org/r/155287082394.12593.6506084453911662450.stgit@pluto.themaw.net
Signed-off-by: Ian Kent <raven@themaw.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2019-05-14 19:52:50 -07:00
Linus Torvalds
149e703cb8 Merge branch 'work.misc' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull misc vfs updates from Al Viro:
 "Assorted stuff, with no common topic whatsoever..."

* 'work.misc' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
  libfs: document simple_get_link()
  Documentation/filesystems/Locking: fix ->get_link() prototype
  Documentation/filesystems/vfs.txt: document how ->i_link works
  Documentation/filesystems/vfs.txt: remove bogus "Last updated" date
  fs: use timespec64 in relatime_need_update
  fs/block_dev.c: remove unused include
2019-05-07 20:50:27 -07:00
Linus Torvalds
d27fb65bc2 Merge branch 'work.dcache' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull misc dcache updates from Al Viro:
 "Most of this pile is putting name length into struct name_snapshot and
  making use of it.

  The beginning of this series ("ovl_lookup_real_one(): don't bother
  with strlen()") ought to have been split in two (separate switch of
  name_snapshot to struct qstr from overlayfs reaping the trivial
  benefits of that), but I wanted to avoid a rebase - by the time I'd
  spotted that it was (a) in -next and (b) close to 5.1-final ;-/"

* 'work.dcache' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
  audit_compare_dname_path(): switch to const struct qstr *
  audit_update_watch(): switch to const struct qstr *
  inotify_handle_event(): don't bother with strlen()
  fsnotify: switch send_to_group() and ->handle_event to const struct qstr *
  fsnotify(): switch to passing const struct qstr * for file_name
  switch fsnotify_move() to passing const struct qstr * for old_name
  ovl_lookup_real_one(): don't bother with strlen()
  sysv: bury the broken "quietly truncate the long filenames" logics
  nsfs: unobfuscate
  unexport d_alloc_pseudo()
2019-05-07 20:03:32 -07:00
Linus Torvalds
cf482a49af Driver core/kobject patches for 5.2-rc1
Here is the "big" set of driver core patches for 5.2-rc1
 
 There are a number of ACPI patches in here as well, as Rafael said they
 should go through this tree due to the driver core changes they
 required.  They have all been acked by the ACPI developers.
 
 There are also a number of small subsystem-specific changes in here, due
 to some changes to the kobject core code.  Those too have all been acked
 by the various subsystem maintainers.
 
 As for content, it's pretty boring outside of the ACPI changes:
   - spdx cleanups
   - kobject documentation updates
   - default attribute groups for kobjects
   - other minor kobject/driver core fixes
 
 All have been in linux-next for a while with no reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'driver-core-5.2-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core

Pull driver core/kobject updates from Greg KH:
 "Here is the "big" set of driver core patches for 5.2-rc1

  There are a number of ACPI patches in here as well, as Rafael said
  they should go through this tree due to the driver core changes they
  required. They have all been acked by the ACPI developers.

  There are also a number of small subsystem-specific changes in here,
  due to some changes to the kobject core code. Those too have all been
  acked by the various subsystem maintainers.

  As for content, it's pretty boring outside of the ACPI changes:
   - spdx cleanups
   - kobject documentation updates
   - default attribute groups for kobjects
   - other minor kobject/driver core fixes

  All have been in linux-next for a while with no reported issues"

* tag 'driver-core-5.2-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: (47 commits)
  kobject: clean up the kobject add documentation a bit more
  kobject: Fix kernel-doc comment first line
  kobject: Remove docstring reference to kset
  firmware_loader: Fix a typo ("syfs" -> "sysfs")
  kobject: fix dereference before null check on kobj
  Revert "driver core: platform: Fix the usage of platform device name(pdev->name)"
  init/config: Do not select BUILD_BIN2C for IKCONFIG
  Provide in-kernel headers to make extending kernel easier
  kobject: Improve doc clarity kobject_init_and_add()
  kobject: Improve docs for kobject_add/del
  driver core: platform: Fix the usage of platform device name(pdev->name)
  livepatch: Replace klp_ktype_patch's default_attrs with groups
  cpufreq: schedutil: Replace default_attrs field with groups
  padata: Replace padata_attr_type default_attrs field with groups
  irqdesc: Replace irq_kobj_type's default_attrs field with groups
  net-sysfs: Replace ktype default_attrs field with groups
  block: Replace all ktype default_attrs with groups
  samples/kobject: Replace foo_ktype's default_attrs field with groups
  kobject: Add support for default attribute groups to kobj_type
  driver core: Postpone DMA tear-down until after devres release for probe failure
  ...
2019-05-07 13:01:40 -07:00
Linus Torvalds
78438ce18f Merge branch 'stable-fodder' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull vfs stable fodder fixes from Al Viro:

 - acct_on() fix for deadlock caught by overlayfs folks

 - autofs RCU use-after-free SNAFU (->d_manage() can be called
   locklessly, so we need to RCU-delay freeing the objects it looks at)

 - (hopefully) the end of "do we need freeing this dentry RCU-delayed"
   whack-a-mole.

* 'stable-fodder' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
  autofs: fix use-after-free in lockless ->d_manage()
  dcache: sort the freeing-without-RCU-delay mess for good.
  acct_on(): don't mess with freeze protection
2019-05-07 11:17:26 -07:00
Todd Kjos
0f2cb7cf80 Merge branch 'linux-mainline' into android-mainline-tmp
Change-Id: I4380c68c3474026a42ffa9f95c525f9a563ba7a3
2019-05-03 12:22:22 -07:00
Colin Cross
60500a4228 ANDROID: mm: add a field to store names for private anonymous memory
Userspace processes often have multiple allocators that each do
anonymous mmaps to get memory.  When examining memory usage of
individual processes or systems as a whole, it is useful to be
able to break down the various heaps that were allocated by
each layer and examine their size, RSS, and physical memory
usage.

This patch adds a user pointer to the shared union in
vm_area_struct that points to a null terminated string inside
the user process containing a name for the vma.  vmas that
point to the same address will be merged, but vmas that
point to equivalent strings at different addresses will
not be merged.

Userspace can set the name for a region of memory by calling
prctl(PR_SET_VMA, PR_SET_VMA_ANON_NAME, start, len, (unsigned long)name);
Setting the name to NULL clears it.

The names of named anonymous vmas are shown in /proc/pid/maps
as [anon:<name>] and in /proc/pid/smaps in a new "Name" field
that is only present for named vmas.  If the userspace pointer
is no longer valid all or part of the name will be replaced
with "<fault>".

The idea to store a userspace pointer to reduce the complexity
within mm (at the expense of the complexity of reading
/proc/pid/mem) came from Dave Hansen.  This results in no
runtime overhead in the mm subsystem other than comparing
the anon_name pointers when considering vma merging.  The pointer
is stored in a union with fieds that are only used on file-backed
mappings, so it does not increase memory usage.

Includes fix from Jed Davis <jld@mozilla.com> for typo in
prctl_set_vma_anon_name, which could attempt to set the name
across two vmas at the same time due to a typo, which might
corrupt the vma list.  Fix it to use tmp instead of end to limit
the name setting to a single vma at a time.

Bug: 120441514
Change-Id: I9aa7b6b5ef536cd780599ba4e2fba8ceebe8b59f
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
[AmitP: Fix get_user_pages_remote() call to align with upstream commit
        5b56d49fc3 ("mm: add locked parameter to get_user_pages_remote()")]
Signed-off-by: Amit Pundir <amit.pundir@linaro.org>
2019-05-03 10:39:58 -07:00
Al Viro
fdb0da89f4 new inode method: ->free_inode()
A lot of ->destroy_inode() instances end with call_rcu() of a callback
that does RCU-delayed part of freeing.  Introduce a new method for
doing just that, with saner signature.

Rules:
->destroy_inode		->free_inode
	f			g		immediate call of f(),
						RCU-delayed call of g()
	f			NULL		immediate call of f(),
						no RCU-delayed calls
	NULL			g		RCU-delayed call of g()
	NULL			NULL		RCU-delayed default freeing

IOW, NULL ->free_inode gives the same behaviour as now.

Note that NULL, NULL is equivalent to NULL, free_inode_nonrcu; we could
mandate the latter form, but that would have very little benefit beyond
making rules a bit more symmetric.  It would break backwards compatibility,
require extra boilerplate and expected semantics for (NULL, NULL) pair
would have no use whatsoever...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2019-05-01 22:37:39 -04:00
Eric Biggers
1a6a316550 Documentation/filesystems/Locking: fix ->get_link() prototype
Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2019-04-30 23:59:25 -04:00
Eric Biggers
dcb2cb1f26 Documentation/filesystems/vfs.txt: document how ->i_link works
Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2019-04-30 23:59:25 -04:00
Eric Biggers
c59a899722 Documentation/filesystems/vfs.txt: remove bogus "Last updated" date
This file has actually been updated over 100 times since the claimed
"Last updated" date.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2019-04-30 23:59:25 -04:00
Ronald Tschalär
9abb24990a debugfs: update documented return values of debugfs helpers
Since commit ff9fb72bc0 ("debugfs: return error values, not NULL")
these helper functions do not return NULL anymore (with the exception
of debugfs_create_u32_array()).

Fixes: ff9fb72bc0 ("debugfs: return error values, not NULL")
Signed-off-by: Ronald Tschalär <ronald@innovation.ch>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-04-25 11:56:50 +02:00
Al Viro
ab1152dd56 unexport d_alloc_pseudo()
No modular uses since introducion of alloc_file_pseudo(),
and the only non-modular user not in alloc_file_pseudo()
had actually been wrong - should've been d_alloc_anon().

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2019-04-09 19:20:46 -04:00
Al Viro
5467a68cbf dcache: sort the freeing-without-RCU-delay mess for good.
For lockless accesses to dentries we don't have pinned we rely
(among other things) upon having an RCU delay between dropping
the last reference and actually freeing the memory.

On the other hand, for things like pipes and sockets we neither
do that kind of lockless access, nor want to deal with the
overhead of an RCU delay every time a socket gets closed.

So delay was made optional - setting DCACHE_RCUACCESS in ->d_flags
made sure it would happen.  We tried to avoid setting it unless
we knew we need it.  Unfortunately, that had led to recurring
class of bugs, in which we missed the need to set it.

We only really need it for dentries that are created by
d_alloc_pseudo(), so let's not bother with trying to be smart -
just make having an RCU delay the default.  The ones that do
*not* get it set the replacement flag (DCACHE_NORCU) and we'd
better use that sparingly.  d_alloc_pseudo() is the only
such user right now.

FWIW, the race that finally prompted that switch had been
between __lock_parent() of immediate subdirectory of what's
currently the root of a disconnected tree (e.g. from
open-by-handle in progress) racing with d_splice_alias()
elsewhere picking another alias for the same inode, either
on outright corrupted fs image, or (in case of open-by-handle
on NFS) that subdirectory having been just moved on server.
It's not easy to hit, so the sky is not falling, but that's
not the first race on similar missed cases and the logics
for settinf DCACHE_RCUACCESS has gotten ridiculously
convoluted.

Cc: stable@vger.kernel.org
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2019-04-09 19:18:04 -04:00
David Howells
7d6ab823d6 vfs: Update mount API docs
Update the mount API docs to reflect recent changes to the code.

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2019-03-28 08:54:20 -07:00
Linus Torvalds
9c7dc824d9 various tracing and debugging improvements, crediting fixes, some cleanup, and important fallocate fix (fixes three xfstests) and lock fix
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Merge tag '5.1-rc-smb3' of git://git.samba.org/sfrench/cifs-2.6

Pull more smb3 updates from Steve French:
 "Various tracing and debugging improvements, crediting fixes, some
  cleanup, and important fallocate fix (fixes three xfstests) and lock
  fix.

  Summary:

   - Various additional dynamic tracing tracepoints

   - Debugging improvements (including ability to query the server via
     SMB3 fsctl from userspace tools which can help with stats and
     debugging)

   - One minor performance improvement (root directory inode caching)

   - Crediting (SMB3 flow control) fixes

   - Some cleanup (docs and to mknod)

   - Important fixes: one to smb3 implementation of fallocate zero range
     (which fixes three xfstests) and a POSIX lock fix"

* tag '5.1-rc-smb3' of git://git.samba.org/sfrench/cifs-2.6: (22 commits)
  CIFS: fix POSIX lock leak and invalid ptr deref
  SMB3: Allow SMB3 FSCTL queries to be sent to server from tools
  cifs: fix incorrect handling of smb2_set_sparse() return in smb3_simple_falloc
  smb2: fix typo in definition of a few error flags
  CIFS: make mknod() an smb_version_op
  cifs: minor documentation updates
  cifs: remove unused value pointed out by Coverity
  SMB3: passthru query info doesn't check for SMB3 FSCTL passthru
  smb3: add dynamic tracepoints for simple fallocate and zero range
  cifs: fix smb3_zero_range so it can expand the file-size when required
  cifs: add SMB2_ioctl_init/free helpers to be used with compounding
  smb3: Add dynamic trace points for various compounded smb3 ops
  cifs: cache FILE_ALL_INFO for the shared root handle
  smb3: display volume serial number for shares in /proc/fs/cifs/DebugData
  cifs: simplify how we handle credits in compound_send_recv()
  smb3: add dynamic tracepoint for timeout waiting for credits
  smb3: display security information in /proc/fs/cifs/DebugData more accurately
  cifs: add a timeout argument to wait_for_free_credits
  cifs: prevent starvation in wait_for_free_credits for multi-credit requests
  cifs: wait_for_free_credits() make it possible to wait for >=1 credits
  ...
2019-03-15 18:52:12 -07:00
Linus Torvalds
5160bcce5c f2fs-for-5.1-rc1
We've continued mainly to fix bugs in this round, as f2fs has been shipped
 in more devices. Especially, we've focused on stabilizing checkpoint=disable
 feature, and provided some interfaces for QA.
 
 Enhancement:
  - expose FS_NOCOW_FL for pin_file
  - run discard jobs at unmount time with timeout
  - tune discarding thread to avoid idling which consumes power
  - some checking codes to address vulnerabilities
  - give random value to i_generation
  - shutdown with more flags for QA
 
 Bug fix:
  - clean up stale objects when mount is failed along with checkpoint=disable
  - fix system being stuck due to wrong count by atomic writes
  - handle some corrupted disk cases
  - fix a deadlock in f2fs_read_inline_dir
 
 We've also added some minor build errors and clean-up patches.
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Merge tag 'f2fs-for-5.1' of git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs

Pull f2fs updates from Jaegeuk Kim:
 "We've continued mainly to fix bugs in this round, as f2fs has been
  shipped in more devices. Especially, we've focused on stabilizing
  checkpoint=disable feature, and provided some interfaces for QA.

  Enhancements:
   - expose FS_NOCOW_FL for pin_file
   - run discard jobs at unmount time with timeout
   - tune discarding thread to avoid idling which consumes power
   - some checking codes to address vulnerabilities
   - give random value to i_generation
   - shutdown with more flags for QA

  Bug fixes:
   - clean up stale objects when mount is failed along with
     checkpoint=disable
   - fix system being stuck due to wrong count by atomic writes
   - handle some corrupted disk cases
   - fix a deadlock in f2fs_read_inline_dir

  We've also added some minor build error fixes and clean-up patches"

* tag 'f2fs-for-5.1' of git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs: (53 commits)
  f2fs: set pin_file under CAP_SYS_ADMIN
  f2fs: fix to avoid deadlock in f2fs_read_inline_dir()
  f2fs: fix to adapt small inline xattr space in __find_inline_xattr()
  f2fs: fix to do sanity check with inode.i_inline_xattr_size
  f2fs: give some messages for inline_xattr_size
  f2fs: don't trigger read IO for beyond EOF page
  f2fs: fix to add refcount once page is tagged PG_private
  f2fs: remove wrong comment in f2fs_invalidate_page()
  f2fs: fix to use kvfree instead of kzfree
  f2fs: print more parameters in trace_f2fs_map_blocks
  f2fs: trace f2fs_ioc_shutdown
  f2fs: fix to avoid deadlock of atomic file operations
  f2fs: fix to dirty inode for i_mode recovery
  f2fs: give random value to i_generation
  f2fs: no need to take page lock in readdir
  f2fs: fix to update iostat correctly in IPU path
  f2fs: fix encrypted page memory leak
  f2fs: make fault injection covering __submit_flush_wait()
  f2fs: fix to retry fill_super only if recovery failed
  f2fs: silence VM_WARN_ON_ONCE in mempool_alloc
  ...
2019-03-15 13:42:53 -07:00
Steve French
6552580286 cifs: minor documentation updates
Also updated a comment describing use of the GlobalMid_Lock

Signed-off-by: Steve French <stfrench@microsoft.com>
2019-03-14 19:32:36 -05:00
Linus Torvalds
2b0a80b0d0 The highlights are:
- rbd will now ignore discards that aren't aligned and big enough to
   actually free up some space (myself).  This is controlled by the new
   alloc_size map option and can be disabled if needed.
 
 - support for rbd deep-flatten feature (myself).  Deep-flatten allows
   "rbd flatten" to fully disconnect the clone image and its snapshots
   from the parent and make the parent snapshot removable.
 
 - a new round of cap handling improvements (Zheng Yan).  The kernel
   client should now be much more prompt about releasing its caps and
   it is possible to put a limit on the number of caps held.
 
 - support for getting ceph.dir.pin extended attribute (Zheng Yan)
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Merge tag 'ceph-for-5.1-rc1' of git://github.com/ceph/ceph-client

Pull ceph updates from Ilya Dryomov:
 "The highlights are:

   - rbd will now ignore discards that aren't aligned and big enough to
     actually free up some space (myself). This is controlled by the new
     alloc_size map option and can be disabled if needed.

   - support for rbd deep-flatten feature (myself). Deep-flatten allows
     "rbd flatten" to fully disconnect the clone image and its snapshots
     from the parent and make the parent snapshot removable.

   - a new round of cap handling improvements (Zheng Yan). The kernel
     client should now be much more prompt about releasing its caps and
     it is possible to put a limit on the number of caps held.

   - support for getting ceph.dir.pin extended attribute (Zheng Yan)"

* tag 'ceph-for-5.1-rc1' of git://github.com/ceph/ceph-client: (26 commits)
  Documentation: modern versions of ceph are not backed by btrfs
  rbd: advertise support for RBD_FEATURE_DEEP_FLATTEN
  rbd: whole-object write and zeroout should copyup when snapshots exist
  rbd: copyup with an empty snapshot context (aka deep-copyup)
  rbd: introduce rbd_obj_issue_copyup_ops()
  rbd: stop copying num_osd_ops in rbd_obj_issue_copyup()
  rbd: factor out __rbd_osd_req_create()
  rbd: clear ->xferred on error from rbd_obj_issue_copyup()
  rbd: remove experimental designation from kernel layering
  ceph: add mount option to limit caps count
  ceph: periodically trim stale dentries
  ceph: delete stale dentry when last reference is dropped
  ceph: remove dentry_lru file from debugfs
  ceph: touch existing cap when handling reply
  ceph: pass inclusive lend parameter to filemap_write_and_wait_range()
  rbd: round off and ignore discards that are too small
  rbd: handle DISCARD and WRITE_ZEROES separately
  rbd: get rid of obj_req->obj_request_count
  libceph: use struct_size() for kmalloc() in crush_decode()
  ceph: send cap releases more aggressively
  ...
2019-03-12 14:58:35 -07:00
Linus Torvalds
7b47a9e7c8 Merge branch 'work.mount' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull vfs mount infrastructure updates from Al Viro:
 "The rest of core infrastructure; no new syscalls in that pile, but the
  old parts are switched to new infrastructure. At that point
  conversions of individual filesystems can happen independently; some
  are done here (afs, cgroup, procfs, etc.), there's also a large series
  outside of that pile dealing with NFS (quite a bit of option-parsing
  stuff is getting used there - it's one of the most convoluted
  filesystems in terms of mount-related logics), but NFS bits are the
  next cycle fodder.

  It got seriously simplified since the last cycle; documentation is
  probably the weakest bit at the moment - I considered dropping the
  commit introducing Documentation/filesystems/mount_api.txt (cutting
  the size increase by quarter ;-), but decided that it would be better
  to fix it up after -rc1 instead.

  That pile allows to do followup work in independent branches, which
  should make life much easier for the next cycle. fs/super.c size
  increase is unpleasant; there's a followup series that allows to
  shrink it considerably, but I decided to leave that until the next
  cycle"

* 'work.mount' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: (41 commits)
  afs: Use fs_context to pass parameters over automount
  afs: Add fs_context support
  vfs: Add some logging to the core users of the fs_context log
  vfs: Implement logging through fs_context
  vfs: Provide documentation for new mount API
  vfs: Remove kern_mount_data()
  hugetlbfs: Convert to fs_context
  cpuset: Use fs_context
  kernfs, sysfs, cgroup, intel_rdt: Support fs_context
  cgroup: store a reference to cgroup_ns into cgroup_fs_context
  cgroup1_get_tree(): separate "get cgroup_root to use" into a separate helper
  cgroup_do_mount(): massage calling conventions
  cgroup: stash cgroup_root reference into cgroup_fs_context
  cgroup2: switch to option-by-option parsing
  cgroup1: switch to option-by-option parsing
  cgroup: take options parsing into ->parse_monolithic()
  cgroup: fold cgroup1_mount() into cgroup1_get_tree()
  cgroup: start switching to fs_context
  ipc: Convert mqueue fs to fs_context
  proc: Add fs_context support to procfs
  ...
2019-03-12 14:08:19 -07:00
Linus Torvalds
92fff53b71 SCSI misc on 20190306
This is mostly update of the usual drivers: arcmsr, qla2xxx, lpfc,
 hisi_sas, target/iscsi and target/core.  Additionally Christoph
 refactored gdth as part of the dma changes.  The major mid-layer
 change this time is the removal of bidi commands and with them the
 whole of the osd/exofs driver and filesystem.
 
 Signed-off-by: James E.J. Bottomley <jejb@linux.ibm.com>
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Merge tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi

Pull SCSI updates from James Bottomley:
 "This is mostly update of the usual drivers: arcmsr, qla2xxx, lpfc,
  hisi_sas, target/iscsi and target/core.

  Additionally Christoph refactored gdth as part of the dma changes. The
  major mid-layer change this time is the removal of bidi commands and
  with them the whole of the osd/exofs driver and filesystem. This is a
  major simplification for block and mq in particular"

* tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: (240 commits)
  scsi: cxgb4i: validate tcp sequence number only if chip version <= T5
  scsi: cxgb4i: get pf number from lldi->pf
  scsi: core: replace GFP_ATOMIC with GFP_KERNEL in scsi_scan.c
  scsi: mpt3sas: Add missing breaks in switch statements
  scsi: aacraid: Fix missing break in switch statement
  scsi: kill command serial number
  scsi: csiostor: drop serial_number usage
  scsi: mvumi: use request tag instead of serial_number
  scsi: dpt_i2o: remove serial number usage
  scsi: st: osst: Remove negative constant left-shifts
  scsi: ufs-bsg: Allow reading descriptors
  scsi: ufs: Allow reading descriptor via raw upiu
  scsi: ufs-bsg: Change the calling convention for write descriptor
  scsi: ufs: Remove unused device quirks
  Revert "scsi: ufs: disable vccq if it's not needed by UFS device"
  scsi: megaraid_sas: Remove a bunch of set but not used variables
  scsi: clean obsolete return values of eh_timed_out
  scsi: sd: Optimal I/O size should be a multiple of physical block size
  scsi: MAINTAINERS: SCSI initiator and target tweaks
  scsi: fcoe: make use of fip_mode enum complete
  ...
2019-03-09 16:53:47 -08:00
Linus Torvalds
d1cae94871 fscrypt updates for v5.1
First: Ted, Jaegeuk, and I have decided to add me as a co-maintainer for
 fscrypt, and we're now using a shared git tree.  So we've updated
 MAINTAINERS accordingly, and I'm doing the pull request this time.
 
 The actual changes for v5.1 are:
 
 - Remove the fs-specific kconfig options like CONFIG_EXT4_ENCRYPTION and
   make fscrypt support for all fscrypt-capable filesystems be controlled
   by CONFIG_FS_ENCRYPTION, similar to how CONFIG_QUOTA works.
 
 - Improve error code for rename() and link() into encrypted directories.
 
 - Various cleanups.
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Merge tag 'fscrypt-for-linus' of git://git.kernel.org/pub/scm/fs/fscrypt/fscrypt

Pull fscrypt updates from Eric Biggers:
 "First: Ted, Jaegeuk, and I have decided to add me as a co-maintainer
  for fscrypt, and we're now using a shared git tree. So we've updated
  MAINTAINERS accordingly, and I'm doing the pull request this time.

  The actual changes for v5.1 are:

   - Remove the fs-specific kconfig options like CONFIG_EXT4_ENCRYPTION
     and make fscrypt support for all fscrypt-capable filesystems be
     controlled by CONFIG_FS_ENCRYPTION, similar to how CONFIG_QUOTA
     works.

   - Improve error code for rename() and link() into encrypted
     directories.

   - Various cleanups"

* tag 'fscrypt-for-linus' of git://git.kernel.org/pub/scm/fs/fscrypt/fscrypt:
  MAINTAINERS: add Eric Biggers as an fscrypt maintainer
  fscrypt: return -EXDEV for incompatible rename or link into encrypted dir
  fscrypt: remove filesystem specific build config option
  f2fs: use IS_ENCRYPTED() to check encryption status
  ext4: use IS_ENCRYPTED() to check encryption status
  fscrypt: remove CRYPTO_CTR dependency
2019-03-09 10:54:24 -08:00
Linus Torvalds
1a29e85750 A fairly routine cycle for docs - lots of typo fixes, some new documents,
and more translations.  There's also some LICENSES adjustments from
 Thomas.
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Merge tag 'docs-5.1' of git://git.lwn.net/linux

Pull documentation updates from Jonathan Corbet:
 "A fairly routine cycle for docs - lots of typo fixes, some new
  documents, and more translations. There's also some LICENSES
  adjustments from Thomas"

* tag 'docs-5.1' of git://git.lwn.net/linux: (74 commits)
  docs: Bring some order to filesystem documentation
  Documentation/locking/lockdep: Drop last two chars of sample states
  doc: rcu: Suspicious RCU usage is a warning
  docs: driver-api: iio: fix errors in documentation
  Documentation/process/howto: Update for 4.x -> 5.x versioning
  docs: Explicitly state that the 'Fixes:' tag shouldn't split lines
  doc: security: Add kern-doc for lsm_hooks.h
  doc: sctp: Merge and clean up rst files
  Docs: Correct /proc/stat path
  scripts/spdxcheck.py: fix C++ comment style detection
  doc: fix typos in license-rules.rst
  Documentation: fix admin-guide/README.rst minimum gcc version requirement
  doc: process: complete removal of info about -git patches
  doc: translations: sync translations 'remove info about -git patches'
  perf-security: wrap paragraphs on 72 columns
  perf-security: elaborate on perf_events/Perf privileged users
  perf-security: document collected perf_events/Perf data categories
  perf-security: document perf_events/Perf resource control
  sysfs.txt: add note on available attribute macros
  docs: kernel-doc: typo "if ... if" -> "if ... is"
  ...
2019-03-09 09:56:17 -08:00
Linus Torvalds
80201fe175 for-5.1/block-20190302
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Merge tag 'for-5.1/block-20190302' of git://git.kernel.dk/linux-block

Pull block layer updates from Jens Axboe:
 "Not a huge amount of changes in this round, the biggest one is that we
  finally have Mings multi-page bvec support merged. Apart from that,
  this pull request contains:

   - Small series that avoids quiescing the queue for sysfs changes that
     match what we currently have (Aleksei)

   - Series of bcache fixes (via Coly)

   - Series of lightnvm fixes (via Mathias)

   - NVMe pull request from Christoph. Nothing major, just SPDX/license
     cleanups, RR mp policy (Hannes), and little fixes (Bart,
     Chaitanya).

   - BFQ series (Paolo)

   - Save blk-mq cpu -> hw queue mapping, removing a pointer indirection
     for the fast path (Jianchao)

   - fops->iopoll() added for async IO polling, this is a feature that
     the upcoming io_uring interface will use (Christoph, me)

   - Partition scan loop fixes (Dongli)

   - mtip32xx conversion from managed resource API (Christoph)

   - cdrom registration race fix (Guenter)

   - MD pull from Song, two minor fixes.

   - Various documentation fixes (Marcos)

   - Multi-page bvec feature. This brings a lot of nice improvements
     with it, like more efficient splitting, larger IOs can be supported
     without growing the bvec table size, and so on. (Ming)

   - Various little fixes to core and drivers"

* tag 'for-5.1/block-20190302' of git://git.kernel.dk/linux-block: (117 commits)
  block: fix updating bio's front segment size
  block: Replace function name in string with __func__
  nbd: propagate genlmsg_reply return code
  floppy: remove set but not used variable 'q'
  null_blk: fix checking for REQ_FUA
  block: fix NULL pointer dereference in register_disk
  fs: fix guard_bio_eod to check for real EOD errors
  blk-mq: use HCTX_TYPE_DEFAULT but not 0 to index blk_mq_tag_set->map
  block: optimize bvec iteration in bvec_iter_advance
  block: introduce mp_bvec_for_each_page() for iterating over page
  block: optimize blk_bio_segment_split for single-page bvec
  block: optimize __blk_segment_map_sg() for single-page bvec
  block: introduce bvec_nth_page()
  iomap: wire up the iopoll method
  block: add bio_set_polled() helper
  block: wire up block device iopoll method
  fs: add an iopoll method to struct file_operations
  loop: set GENHD_FL_NO_PART_SCAN after blkdev_reread_part()
  loop: do not print warn message if partition scan is successful
  block: bounce: make sure that bvec table is updated
  ...
2019-03-08 14:12:17 -08:00
Jonathan Corbet
4064174bec docs: Bring some order to filesystem documentation
Documentation/filesystems is, like much of the rest of the kernel's
documentation, a jumble of unorganized information.  Split the
documentation into categories and try to bring some order to the top-level
index.rst files.  No text changes other than a few section-introductory
blurbs; this is all just moving stuff around.

Cc: linux-fsdevel@vger.kernel.org
Cc: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2019-03-06 09:46:10 -07:00
Chao Yu
7321dd97b5 f2fs: fix to document inline_xattr_size option
We missed to add document for inline_xattr_size mount option in f2fs.txt,
add it.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2019-03-05 19:58:05 -08:00
Jeff Layton
d11ae8e0a7 Documentation: modern versions of ceph are not backed by btrfs
[ Update the links too. ]

Signed-off-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
2019-03-05 18:55:18 +01:00
Yan, Zheng
fe33032daa ceph: add mount option to limit caps count
If number of caps exceed the limit, ceph_trim_dentires() also trim
dentries with valid leases. Trimming dentry releases references to
associated inode, which may evict inode and release caps.

By default, there is no limit for caps count.

Signed-off-by: "Yan, Zheng" <zyan@redhat.com>
Reviewed-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
2019-03-05 18:55:17 +01:00
David Howells
5fe1890d0e vfs: Provide documentation for new mount API
Provide documentation for the new mount API.

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2019-02-28 03:29:37 -05:00
Christoph Hellwig
fb7e160019 fs: add an iopoll method to struct file_operations
This new methods is used to explicitly poll for I/O completion for an
iocb.  It must be called for any iocb submitted asynchronously (that
is with a non-null ki_complete) which has the IOCB_HIPRI flag set.

The method is assisted by a new ki_cookie field in struct iocb to store
the polling cookie.

Reviewed-by: Hannes Reinecke <hare@suse.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2019-02-24 08:20:17 -07:00
Nicholas Mc Guire
44a47f0e3e sysfs.txt: add note on available attribute macros
The common cases of attributes wrappers should probably be using the
__ATTR_XXX macros to make code more concise and readable but the current
sysfs.txt does not point developers to those convenience macros. Further
there is no note in sysfs.txt currently explaining why trying to set a
sysfs file to mode 0666 will fail respectively revert to 0664.

Signed-off-by: Nicholas Mc Guire <hofrat@osadl.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2019-02-17 15:53:01 -07:00
Marco Benatto
d519da41e2 xfs: Introduce XFS_PTAG_VERIFIER_ERROR panic mask
Currently we have a few PTAGs in place allowing us to transform a filesystem
error in a BUG() call.  However, we don't have a panic tag for corrupt
metadata, so introduce XFS_PTAG_VERIFIER_ERROR so that the administrator can
use the fs.xfs.panic_mask sysctl knob to convert any error detected by buffer
verifiers into a kernel panic.

Signed-off-by: Marco Benatto <mbenatto@redhat.com>
Reviewed-by: Eric Sandeen <sandeen@redhat.com>
[darrick: light editing of commit message]
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
2019-02-11 16:07:00 -08:00
Christoph Hellwig
80f2121380 scsi: fs: remove exofs
This was an example for using the SCSI OSD protocol, which we're trying
to remove.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2019-02-05 21:28:13 -05:00
Eric Biggers
f5e55e777c fscrypt: return -EXDEV for incompatible rename or link into encrypted dir
Currently, trying to rename or link a regular file, directory, or
symlink into an encrypted directory fails with EPERM when the source
file is unencrypted or is encrypted with a different encryption policy,
and is on the same mountpoint.  It is correct for the operation to fail,
but the choice of EPERM breaks tools like 'mv' that know to copy rather
than rename if they see EXDEV, but don't know what to do with EPERM.

Our original motivation for EPERM was to encourage users to securely
handle their data.  Encrypting files by "moving" them into an encrypted
directory can be insecure because the unencrypted data may remain in
free space on disk, where it can later be recovered by an attacker.
It's much better to encrypt the data from the start, or at least try to
securely delete the source data e.g. using the 'shred' program.

However, the current behavior hasn't been effective at achieving its
goal because users tend to be confused, hack around it, and complain;
see e.g. https://github.com/google/fscrypt/issues/76.  And in some cases
it's actually inconsistent or unnecessary.  For example, 'mv'-ing files
between differently encrypted directories doesn't work even in cases
where it can be secure, such as when in userspace the same passphrase
protects both directories.  Yet, you *can* already 'mv' unencrypted
files into an encrypted directory if the source files are on a different
mountpoint, even though doing so is often insecure.

There are probably better ways to teach users to securely handle their
files.  For example, the 'fscrypt' userspace tool could provide a
command that migrates unencrypted files into an encrypted directory,
acting like 'shred' on the source files and providing appropriate
warnings depending on the type of the source filesystem and disk.

Receiving errors on unimportant files might also force some users to
disable encryption, thus making the behavior counterproductive.  It's
desirable to make encryption as unobtrusive as possible.

Therefore, change the error code from EPERM to EXDEV so that tools
looking for EXDEV will fall back to a copy.

This, of course, doesn't prevent users from still doing the right things
to securely manage their files.  Note that this also matches the
behavior when a file is renamed between two project quota hierarchies;
so there's precedent for using EXDEV for things other than mountpoints.

xfstests generic/398 will require an update with this change.

[Rewritten from an earlier patch series by Michael Halcrow.]

Cc: Michael Halcrow <mhalcrow@google.com>
Cc: Joe Richey <joerichey@google.com>
Signed-off-by: Eric Biggers <ebiggers@google.com>
2019-01-23 23:56:43 -05:00
Chandan Rajendra
643fa9612b fscrypt: remove filesystem specific build config option
In order to have a common code base for fscrypt "post read" processing
for all filesystems which support encryption, this commit removes
filesystem specific build config option (e.g. CONFIG_EXT4_FS_ENCRYPTION)
and replaces it with a build option (i.e. CONFIG_FS_ENCRYPTION) whose
value affects all the filesystems making use of fscrypt.

Reviewed-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Chandan Rajendra <chandan@linux.vnet.ibm.com>
Signed-off-by: Eric Biggers <ebiggers@google.com>
2019-01-23 23:56:43 -05:00
Christian Brauner
35283f5662 Documentation/filesystems: add binderfs
This documents the Android binderfs filesystem used to dynamically add and
remove binder devices that are private to each instance.

Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
[jc: tweaked markup and added to filesystems/index.rst]
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2019-01-14 17:21:37 -07:00
Greg Kroah-Hartman
735df0ff6e Documentation: driver core: remove use of BUS_ATTR
We are getting rid of the "raw" BUS_ATTR() macro, so fix up the
documentation to not refer to it anymore.

Cc: "Rafael J. Wysocki" <rafael.j.wysocki@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-01-08 15:17:45 +01:00
Randy Dunlap
9f63df26be Documentation/filesystems: fix title underline lengths in path-lookup.rst
Fix Sphinx warnings in path-lookup.rst:

Documentation/filesystems/path-lookup.rst:347: WARNING: Title underline too short.
Documentation/filesystems/path-lookup.rst:358: WARNING: Title underline too short.
[...]

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Acked-by: NeilBrown <neilb@suse.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2019-01-07 15:24:16 -07:00
Linus Torvalds
baa6707381 Add Adiantum support for fscrypt
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Merge tag 'fscrypt_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/fscrypt

Pull fscrypt updates from Ted Ts'o:
 "Add Adiantum support for fscrypt"

* tag 'fscrypt_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/fscrypt:
  fscrypt: add Adiantum support
2019-01-06 12:21:11 -08:00
Eric Biggers
8094c3ceb2 fscrypt: add Adiantum support
Add support for the Adiantum encryption mode to fscrypt.  Adiantum is a
tweakable, length-preserving encryption mode with security provably
reducible to that of XChaCha12 and AES-256, subject to a security bound.
It's also a true wide-block mode, unlike XTS.  See the paper
"Adiantum: length-preserving encryption for entry-level processors"
(https://eprint.iacr.org/2018/720.pdf) for more details.  Also see
commit 059c2a4d8e ("crypto: adiantum - add Adiantum support").

On sufficiently long messages, Adiantum's bottlenecks are XChaCha12 and
the NH hash function.  These algorithms are fast even on processors
without dedicated crypto instructions.  Adiantum makes it feasible to
enable storage encryption on low-end mobile devices that lack AES
instructions; currently such devices are unencrypted.  On ARM Cortex-A7,
on 4096-byte messages Adiantum encryption is about 4 times faster than
AES-256-XTS encryption; decryption is about 5 times faster.

In fscrypt, Adiantum is suitable for encrypting both file contents and
names.  With filenames, it fixes a known weakness: when two filenames in
a directory share a common prefix of >= 16 bytes, with CTS-CBC their
encrypted filenames share a common prefix too, leaking information.
Adiantum does not have this problem.

Since Adiantum also accepts long tweaks (IVs), it's also safe to use the
master key directly for Adiantum encryption rather than deriving
per-file keys, provided that the per-file nonce is included in the IVs
and the master key isn't used for any other encryption mode.  This
configuration saves memory and improves performance.  A new fscrypt
policy flag is added to allow users to opt-in to this configuration.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
2019-01-06 08:36:21 -05:00
Linus Torvalds
b5aef86e08 A handful of late-arriving documentation fixes.
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Merge tag 'docs-5.0-fixes' of git://git.lwn.net/linux

Pull documentation fixes from Jonathan Corbet:
 "A handful of late-arriving documentation fixes"

* tag 'docs-5.0-fixes' of git://git.lwn.net/linux:
  doc: filesystems: fix bad references to nonexistent ext4.rst file
  Documentation/admin-guide: update URL of LKML information link
  Docs/kernel-api.rst: Remove blk-tag.c reference
2019-01-05 18:35:02 -08:00
Otto Sabart
93fb7f1998 doc: filesystems: fix bad references to nonexistent ext4.rst file
The ext4.rst file does not exist anymore. This patch changes all references
to point to the whole ext4 directory.

Fixes: d309121592 ("docs: move ext4 administrative docs to admin-guide/")
Signed-off-by: Otto Sabart <ottosabart@seberm.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2019-01-03 09:28:45 -07:00
Linus Torvalds
cacf02df4b 4 fixes for stable, improvements to DFS including allowing failover to alternate targets, and some small performance improvements
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Merge tag '4.21-smb3-fixes' of git://git.samba.org/sfrench/cifs-2.6

Pull cifs updates from Steve French:

 - four fixes for stable

 - improvements to DFS including allowing failover to alternate targets

 - some small performance improvements

* tag '4.21-smb3-fixes' of git://git.samba.org/sfrench/cifs-2.6: (39 commits)
  cifs: update internal module version number
  cifs: we can not use small padding iovs together with encryption
  cifs: Minor Kconfig clarification
  cifs: Always resolve hostname before reconnecting
  cifs: Add support for failover in cifs_reconnect_tcon()
  cifs: Add support for failover in smb2_reconnect()
  cifs: Only free DFS target list if we actually got one
  cifs: start DFS cache refresher in cifs_mount()
  cifs: Use GFP_ATOMIC when a lock is held in cifs_mount()
  cifs: Add support for failover in cifs_reconnect()
  cifs: Add support for failover in cifs_mount()
  cifs: remove set but not used variable 'sep'
  cifs: Make use of DFS cache to get new DFS referrals
  cifs: minor updates to documentation
  cifs: check kzalloc return
  cifs: remove set but not used variable 'server'
  cifs: Use kzfree() to free password
  cifs: Fix to use kmem_cache_free() instead of kfree()
  cifs: update for current_kernel_time64() removal
  cifs: Add DFS cache routines
  ...
2019-01-02 12:08:29 -08:00
Linus Torvalds
3868772b99 A fairly normal cycle for documentation stuff. We have a new
document on perf security, more Italian translations, more
 improvements to the memory-management docs, improvements to the
 pathname lookup documentation, and the usual array of smaller
 fixes.
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Merge tag 'docs-5.0' of git://git.lwn.net/linux

Pull documentation update from Jonathan Corbet:
 "A fairly normal cycle for documentation stuff. We have a new document
  on perf security, more Italian translations, more improvements to the
  memory-management docs, improvements to the pathname lookup
  documentation, and the usual array of smaller fixes.

  As is often the case, there are a few reaches outside of
  Documentation/ to adjust kerneldoc comments"

* tag 'docs-5.0' of git://git.lwn.net/linux: (38 commits)
  docs: improve pathname-lookup document structure
  configfs: fix wrong name of struct in documentation
  docs/mm-api: link slab_common.c to "The Slab Cache" section
  slab: make kmem_cache_create{_usercopy} description proper kernel-doc
  doc:process: add links where missing
  docs/core-api: make mm-api.rst more structured
  x86, boot: documentation whitespace fixup
  Documentation: devres: note checking needs when converting
  doc🇮🇹 add some process/* translations
  doc🇮🇹 fixes in process/1.Intro
  Documentation: convert path-lookup from markdown to resturctured text
  Documentation/admin-guide: update admin-guide index.rst
  Documentation/admin-guide: introduce perf-security.rst file
  scripts/kernel-doc: Fix struct and struct field attribute processing
  Documentation: dev-tools: Fix typos in index.rst
  Correct gen_init_cpio tool's documentation
  Document /proc/pid PID reuse behavior
  Documentation: update path-lookup.md for parallel lookups
  Documentation: Use "while" instead of "whilst"
  dmaengine: Add mailing list address to the documentation
  ...
2018-12-29 11:21:49 -08:00