This is the 5.4.160 stable release

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Merge 5.4.160 into android11-5.4-lts

Changes in 5.4.160
	xhci: Fix USB 3.1 enumeration issues by increasing roothub power-on-good delay
	usb: xhci: Enable runtime-pm by default on AMD Yellow Carp platform
	binder: use euid from cred instead of using task
	binder: use cred instead of task for selinux checks
	binder: use cred instead of task for getsecid
	Input: iforce - fix control-message timeout
	Input: elantench - fix misreporting trackpoint coordinates
	Input: i8042 - Add quirk for Fujitsu Lifebook T725
	libata: fix read log timeout value
	ocfs2: fix data corruption on truncate
	scsi: qla2xxx: Fix kernel crash when accessing port_speed sysfs file
	scsi: qla2xxx: Fix use after free in eh_abort path
	mmc: dw_mmc: Dont wait for DRTO on Write RSP error
	parisc: Fix ptrace check on syscall return
	tpm: Check for integer overflow in tpm2_map_response_body()
	firmware/psci: fix application of sizeof to pointer
	crypto: s5p-sss - Add error handling in s5p_aes_probe()
	media: ite-cir: IR receiver stop working after receive overflow
	media: ir-kbd-i2c: improve responsiveness of hauppauge zilog receivers
	media: v4l2-ioctl: Fix check_ext_ctrls
	ALSA: hda/realtek: Add quirk for Clevo PC70HS
	ALSA: hda/realtek: Add a quirk for Acer Spin SP513-54N
	ALSA: hda/realtek: Add quirk for ASUS UX550VE
	ALSA: hda/realtek: Add quirk for HP EliteBook 840 G7 mute LED
	ALSA: ua101: fix division by zero at probe
	ALSA: 6fire: fix control and bulk message timeouts
	ALSA: line6: fix control and interrupt message timeouts
	ALSA: usb-audio: Add registration quirk for JBL Quantum 400
	ALSA: synth: missing check for possible NULL after the call to kstrdup
	ALSA: timer: Fix use-after-free problem
	ALSA: timer: Unconditionally unlink slave instances, too
	fuse: fix page stealing
	x86/sme: Use #define USE_EARLY_PGTABLE_L5 in mem_encrypt_identity.c
	x86/cpu: Fix migration safety with X86_BUG_NULL_SEL
	x86/irq: Ensure PI wakeup handler is unregistered before module unload
	cavium: Return negative value when pci_alloc_irq_vectors() fails
	scsi: qla2xxx: Return -ENOMEM if kzalloc() fails
	scsi: qla2xxx: Fix unmap of already freed sgl
	cavium: Fix return values of the probe function
	sfc: Don't use netif_info before net_device setup
	hyperv/vmbus: include linux/bitops.h
	ARM: dts: sun7i: A20-olinuxino-lime2: Fix ethernet phy-mode
	reset: socfpga: add empty driver allowing consumers to probe
	mmc: winbond: don't build on M68K
	drm: panel-orientation-quirks: Add quirk for Aya Neo 2021
	bpf: Define bpf_jit_alloc_exec_limit for arm64 JIT
	bpf: Prevent increasing bpf_jit_limit above max
	xen/netfront: stop tx queues during live migration
	nvmet-tcp: fix a memory leak when releasing a queue
	spi: spl022: fix Microwire full duplex mode
	net: multicast: calculate csum of looped-back and forwarded packets
	watchdog: Fix OMAP watchdog early handling
	drm: panel-orientation-quirks: Add quirk for GPD Win3
	nvmet-tcp: fix header digest verification
	r8169: Add device 10ec:8162 to driver r8169
	vmxnet3: do not stop tx queues after netif_device_detach()
	nfp: bpf: relax prog rejection for mtu check through max_pkt_offset
	net/smc: Correct spelling mistake to TCPF_SYN_RECV
	btrfs: clear MISSING device status bit in btrfs_close_one_device
	btrfs: fix lost error handling when replaying directory deletes
	btrfs: call btrfs_check_rw_degradable only if there is a missing device
	ia64: kprobes: Fix to pass correct trampoline address to the handler
	hwmon: (pmbus/lm25066) Add offset coefficients
	regulator: s5m8767: do not use reset value as DVS voltage if GPIO DVS is disabled
	regulator: dt-bindings: samsung,s5m8767: correct s5m8767,pmic-buck-default-dvs-idx property
	EDAC/sb_edac: Fix top-of-high-memory value for Broadwell/Haswell
	mwifiex: fix division by zero in fw download path
	ath6kl: fix division by zero in send path
	ath6kl: fix control-message timeout
	ath10k: fix control-message timeout
	ath10k: fix division by zero in send path
	PCI: Mark Atheros QCA6174 to avoid bus reset
	rtl8187: fix control-message timeouts
	evm: mark evm_fixmode as __ro_after_init
	wcn36xx: Fix HT40 capability for 2Ghz band
	mwifiex: Read a PCI register after writing the TX ring write pointer
	libata: fix checking of DMA state
	wcn36xx: handle connection loss indication
	rsi: fix occasional initialisation failure with BT coex
	rsi: fix key enabled check causing unwanted encryption for vap_id > 0
	rsi: fix rate mask set leading to P2P failure
	rsi: Fix module dev_oper_mode parameter description
	RDMA/qedr: Fix NULL deref for query_qp on the GSI QP
	signal: Remove the bogus sigkill_pending in ptrace_stop
	signal/mips: Update (_save|_restore)_fp_context to fail with -EFAULT
	power: supply: max17042_battery: Prevent int underflow in set_soc_threshold
	power: supply: max17042_battery: use VFSOC for capacity when no rsns
	KVM: nVMX: Query current VMCS when determining if MSR bitmaps are in use
	can: j1939: j1939_tp_cmd_recv(): ignore abort message in the BAM transport
	can: j1939: j1939_can_recv(): ignore messages with invalid source address
	powerpc/85xx: Fix oops when mpc85xx_smp_guts_ids node cannot be found
	serial: core: Fix initializing and restoring termios speed
	ALSA: mixer: oss: Fix racy access to slots
	ALSA: mixer: fix deadlock in snd_mixer_oss_set_volume
	xen/balloon: add late_initcall_sync() for initial ballooning done
	PCI: pci-bridge-emul: Fix emulation of W1C bits
	PCI: aardvark: Do not clear status bits of masked interrupts
	PCI: aardvark: Fix checking for link up via LTSSM state
	PCI: aardvark: Do not unmask unused interrupts
	PCI: aardvark: Fix reporting Data Link Layer Link Active
	PCI: aardvark: Fix return value of MSI domain .alloc() method
	PCI: aardvark: Read all 16-bits from PCIE_MSI_PAYLOAD_REG
	quota: check block number when reading the block in quota file
	quota: correct error number in free_dqentry()
	pinctrl: core: fix possible memory leak in pinctrl_enable()
	iio: dac: ad5446: Fix ad5622_write() return value
	USB: serial: keyspan: fix memleak on probe errors
	USB: iowarrior: fix control-message timeouts
	USB: chipidea: fix interrupt deadlock
	dma-buf: WARN on dmabuf release with pending attachments
	drm: panel-orientation-quirks: Update the Lenovo Ideapad D330 quirk (v2)
	drm: panel-orientation-quirks: Add quirk for KD Kurio Smart C15200 2-in-1
	drm: panel-orientation-quirks: Add quirk for the Samsung Galaxy Book 10.6
	Bluetooth: sco: Fix lock_sock() blockage by memcpy_from_msg()
	Bluetooth: fix use-after-free error in lock_sock_nested()
	drm/panel-orientation-quirks: add Valve Steam Deck
	platform/x86: wmi: do not fail if disabling fails
	MIPS: lantiq: dma: add small delay after reset
	MIPS: lantiq: dma: reset correct number of channel
	locking/lockdep: Avoid RCU-induced noinstr fail
	net: sched: update default qdisc visibility after Tx queue cnt changes
	smackfs: Fix use-after-free in netlbl_catmap_walk()
	x86: Increase exception stack sizes
	mwifiex: Run SET_BSS_MODE when changing from P2P to STATION vif-type
	mwifiex: Properly initialize private structure on interface type changes
	ath10k: high latency fixes for beacon buffer
	media: mt9p031: Fix corrupted frame after restarting stream
	media: netup_unidvb: handle interrupt properly according to the firmware
	media: stm32: Potential NULL pointer dereference in dcmi_irq_thread()
	media: uvcvideo: Set capability in s_param
	media: uvcvideo: Return -EIO for control errors
	media: uvcvideo: Set unique vdev name based in type
	media: s5p-mfc: fix possible null-pointer dereference in s5p_mfc_probe()
	media: s5p-mfc: Add checking to s5p_mfc_probe().
	media: imx: set a media_device bus_info string
	media: mceusb: return without resubmitting URB in case of -EPROTO error.
	ia64: don't do IA64_CMPXCHG_DEBUG without CONFIG_PRINTK
	brcmfmac: Add DMI nvram filename quirk for Cyberbook T116 tablet
	media: rcar-csi2: Add checking to rcsi2_start_receiver()
	ipmi: Disable some operations during a panic
	ACPICA: Avoid evaluating methods too early during system resume
	media: ipu3-imgu: imgu_fmt: Handle properly try
	media: ipu3-imgu: VIDIOC_QUERYCAP: Fix bus_info
	media: usb: dvd-usb: fix uninit-value bug in dibusb_read_eeprom_byte()
	net-sysfs: try not to restart the syscall if it will fail eventually
	tracefs: Have tracefs directories not set OTH permission bits by default
	ath: dfs_pattern_detector: Fix possible null-pointer dereference in channel_detector_create()
	iov_iter: Fix iov_iter_get_pages{,_alloc} page fault return value
	ACPI: battery: Accept charges over the design capacity as full
	leaking_addresses: Always print a trailing newline
	memstick: r592: Fix a UAF bug when removing the driver
	lib/xz: Avoid overlapping memcpy() with invalid input with in-place decompression
	lib/xz: Validate the value before assigning it to an enum variable
	workqueue: make sysfs of unbound kworker cpumask more clever
	tracing/cfi: Fix cmp_entries_* functions signature mismatch
	mwl8k: Fix use-after-free in mwl8k_fw_state_machine()
	block: remove inaccurate requeue check
	nvmet: fix use-after-free when a port is removed
	nvmet-tcp: fix use-after-free when a port is removed
	nvme: drop scan_lock and always kick requeue list when removing namespaces
	PM: hibernate: Get block device exclusively in swsusp_check()
	selftests: kvm: fix mismatched fclose() after popen()
	iwlwifi: mvm: disable RX-diversity in powersave
	smackfs: use __GFP_NOFAIL for smk_cipso_doi()
	ARM: clang: Do not rely on lr register for stacktrace
	gre/sit: Don't generate link-local addr if addr_gen_mode is IN6_ADDR_GEN_MODE_NONE
	ARM: 9136/1: ARMv7-M uses BE-8, not BE-32
	vrf: run conntrack only in context of lower/physdev for locally generated packets
	net: annotate data-race in neigh_output()
	btrfs: do not take the uuid_mutex in btrfs_rm_device
	spi: bcm-qspi: Fix missing clk_disable_unprepare() on error in bcm_qspi_probe()
	x86/hyperv: Protect set_hv_tscchange_cb() against getting preempted
	parisc: fix warning in flush_tlb_all
	task_stack: Fix end_of_stack() for architectures with upwards-growing stack
	parisc/unwind: fix unwinder when CONFIG_64BIT is enabled
	parisc/kgdb: add kgdb_roundup() to make kgdb work with idle polling
	netfilter: conntrack: set on IPS_ASSURED if flows enters internal stream state
	selftests/bpf: Fix strobemeta selftest regression
	Bluetooth: fix init and cleanup of sco_conn.timeout_work
	rcu: Fix existing exp request check in sync_sched_exp_online_cleanup()
	drm/v3d: fix wait for TMU write combiner flush
	virtio-gpu: fix possible memory allocation failure
	net: net_namespace: Fix undefined member in key_remove_domain()
	cgroup: Make rebind_subsystems() disable v2 controllers all at once
	wilc1000: fix possible memory leak in cfg_scan_result()
	Bluetooth: btmtkuart: fix a memleak in mtk_hci_wmt_sync
	crypto: caam - disable pkc for non-E SoCs
	rxrpc: Fix _usecs_to_jiffies() by using usecs_to_jiffies()
	net: dsa: rtl8366rb: Fix off-by-one bug
	ath10k: Fix missing frame timestamp for beacon/probe-resp
	drm/amdgpu: fix warning for overflow check
	media: em28xx: add missing em28xx_close_extension
	media: cxd2880-spi: Fix a null pointer dereference on error handling path
	media: dvb-usb: fix ununit-value in az6027_rc_query
	media: TDA1997x: handle short reads of hdmi info frame.
	media: mtk-vpu: Fix a resource leak in the error handling path of 'mtk_vpu_probe()'
	media: radio-wl1273: Avoid card name truncation
	media: si470x: Avoid card name truncation
	media: tm6000: Avoid card name truncation
	media: cx23885: Fix snd_card_free call on null card pointer
	kprobes: Do not use local variable when creating debugfs file
	crypto: ecc - fix CRYPTO_DEFAULT_RNG dependency
	cpuidle: Fix kobject memory leaks in error paths
	media: em28xx: Don't use ops->suspend if it is NULL
	ath9k: Fix potential interrupt storm on queue reset
	EDAC/amd64: Handle three rank interleaving mode
	netfilter: nft_dynset: relax superfluous check on set updates
	media: dvb-frontends: mn88443x: Handle errors of clk_prepare_enable()
	crypto: qat - detect PFVF collision after ACK
	crypto: qat - disregard spurious PFVF interrupts
	hwrng: mtk - Force runtime pm ops for sleep ops
	b43legacy: fix a lower bounds test
	b43: fix a lower bounds test
	mmc: sdhci-omap: Fix NULL pointer exception if regulator is not configured
	memstick: avoid out-of-range warning
	memstick: jmb38x_ms: use appropriate free function in jmb38x_ms_alloc_host()
	net, neigh: Fix NTF_EXT_LEARNED in combination with NTF_USE
	hwmon: Fix possible memleak in __hwmon_device_register()
	hwmon: (pmbus/lm25066) Let compiler determine outer dimension of lm25066_coeff
	ath10k: fix max antenna gain unit
	drm/msm: uninitialized variable in msm_gem_import()
	net: stream: don't purge sk_error_queue in sk_stream_kill_queues()
	mmc: mxs-mmc: disable regulator on error and in the remove function
	block: ataflop: fix breakage introduced at blk-mq refactoring
	platform/x86: thinkpad_acpi: Fix bitwise vs. logical warning
	mt76: mt76x02: fix endianness warnings in mt76x02_mac.c
	rsi: stop thread firstly in rsi_91x_init() error handling
	mwifiex: Send DELBA requests according to spec
	phy: micrel: ksz8041nl: do not use power down mode
	nvme-rdma: fix error code in nvme_rdma_setup_ctrl
	PM: hibernate: fix sparse warnings
	clocksource/drivers/timer-ti-dm: Select TIMER_OF
	drm/msm: Fix potential NULL dereference in DPU SSPP
	smackfs: use netlbl_cfg_cipsov4_del() for deleting cipso_v4_doi
	libbpf: Fix BTF data layout checks and allow empty BTF
	s390/gmap: don't unconditionally call pte_unmap_unlock() in __gmap_zap()
	irq: mips: avoid nested irq_enter()
	tcp: don't free a FIN sk_buff in tcp_remove_empty_skb()
	samples/kretprobes: Fix return value if register_kretprobe() failed
	KVM: s390: Fix handle_sske page fault handling
	libertas_tf: Fix possible memory leak in probe and disconnect
	libertas: Fix possible memory leak in probe and disconnect
	wcn36xx: add proper DMA memory barriers in rx path
	drm/amdgpu/gmc6: fix DMA mask from 44 to 40 bits
	net: amd-xgbe: Toggle PLL settings during rate change
	net: phylink: avoid mvneta warning when setting pause parameters
	crypto: pcrypt - Delay write to padata->info
	selftests/bpf: Fix fclose/pclose mismatch in test_progs
	udp6: allow SO_MARK ctrl msg to affect routing
	ibmvnic: don't stop queue in xmit
	ibmvnic: Process crqs after enabling interrupts
	RDMA/rxe: Fix wrong port_cap_flags
	clk: mvebu: ap-cpu-clk: Fix a memory leak in error handling paths
	ARM: s3c: irq-s3c24xx: Fix return value check for s3c24xx_init_intc()
	arm64: dts: rockchip: Fix GPU register width for RK3328
	ARM: dts: qcom: msm8974: Add xo_board reference clock to DSI0 PHY
	RDMA/bnxt_re: Fix query SRQ failure
	arm64: dts: meson-g12a: Fix the pwm regulator supply properties
	ARM: dts: at91: tse850: the emac<->phy interface is rmii
	scsi: dc395: Fix error case unwinding
	MIPS: loongson64: make CPU_LOONGSON64 depends on MIPS_FP_SUPPORT
	JFS: fix memleak in jfs_mount
	ALSA: hda: Reduce udelay() at SKL+ position reporting
	arm: dts: omap3-gta04a4: accelerometer irq fix
	soc/tegra: Fix an error handling path in tegra_powergate_power_up()
	memory: fsl_ifc: fix leak of irq and nand_irq in fsl_ifc_ctrl_probe
	clk: at91: check pmc node status before registering syscore ops
	video: fbdev: chipsfb: use memset_io() instead of memset()
	serial: 8250_dw: Drop wrong use of ACPI_PTR()
	usb: gadget: hid: fix error code in do_config()
	power: supply: rt5033_battery: Change voltage values to µV
	scsi: csiostor: Uninitialized data in csio_ln_vnp_read_cbfn()
	RDMA/mlx4: Return missed an error if device doesn't support steering
	staging: ks7010: select CRYPTO_HASH/CRYPTO_MICHAEL_MIC
	ARM: dts: stm32: fix SAI sub nodes register range
	ASoC: cs42l42: Correct some register default values
	ASoC: cs42l42: Defer probe if request_threaded_irq() returns EPROBE_DEFER
	phy: qcom-qusb2: Fix a memory leak on probe
	serial: xilinx_uartps: Fix race condition causing stuck TX
	HID: u2fzero: clarify error check and length calculations
	HID: u2fzero: properly handle timeouts in usb_submit_urb
	powerpc/44x/fsp2: add missing of_node_put
	mips: cm: Convert to bitfield API to fix out-of-bounds access
	power: supply: bq27xxx: Fix kernel crash on IRQ handler register error
	apparmor: fix error check
	rpmsg: Fix rpmsg_create_ept return when RPMSG config is not defined
	pnfs/flexfiles: Fix misplaced barrier in nfs4_ff_layout_prepare_ds
	drm/plane-helper: fix uninitialized variable reference
	PCI: aardvark: Don't spam about PIO Response Status
	PCI: aardvark: Fix preserving PCI_EXP_RTCTL_CRSSVE flag on emulated bridge
	opp: Fix return in _opp_add_static_v2()
	NFS: Fix deadlocks in nfs_scan_commit_list()
	fs: orangefs: fix error return code of orangefs_revalidate_lookup()
	mtd: spi-nor: hisi-sfc: Remove excessive clk_disable_unprepare()
	mtd: core: don't remove debugfs directory if device is in use
	dmaengine: at_xdmac: fix AT_XDMAC_CC_PERID() macro
	auxdisplay: img-ascii-lcd: Fix lock-up when displaying empty string
	auxdisplay: ht16k33: Connect backlight to fbdev
	auxdisplay: ht16k33: Fix frame buffer device blanking
	soc: fsl: dpaa2-console: free buffer before returning from dpaa2_console_read
	netfilter: nfnetlink_queue: fix OOB when mac header was cleared
	dmaengine: dmaengine_desc_callback_valid(): Check for `callback_result`
	signal/sh: Use force_sig(SIGKILL) instead of do_group_exit(SIGKILL)
	m68k: set a default value for MEMORY_RESERVE
	watchdog: f71808e_wdt: fix inaccurate report in WDIOC_GETTIMEOUT
	ar7: fix kernel builds for compiler test
	scsi: qla2xxx: Fix gnl list corruption
	scsi: qla2xxx: Turn off target reset during issue_lip
	NFSv4: Fix a regression in nfs_set_open_stateid_locked()
	i2c: xlr: Fix a resource leak in the error handling path of 'xlr_i2c_probe()'
	xen-pciback: Fix return in pm_ctrl_init()
	net: davinci_emac: Fix interrupt pacing disable
	net: vlan: fix a UAF in vlan_dev_real_dev()
	ACPI: PMIC: Fix intel_pmic_regs_handler() read accesses
	bonding: Fix a use-after-free problem when bond_sysfs_slave_add() failed
	mm/zsmalloc.c: close race window between zs_pool_dec_isolated() and zs_unregister_migration()
	zram: off by one in read_block_state()
	perf bpf: Add missing free to bpf_event__print_bpf_prog_info()
	llc: fix out-of-bound array index in llc_sk_dev_hash()
	nfc: pn533: Fix double free when pn533_fill_fragment_skbs() fails
	arm64: pgtable: make __pte_to_phys/__phys_to_pte_val inline functions
	bpf: sockmap, strparser, and tls are reusing qdisc_skb_cb and colliding
	net/sched: sch_taprio: fix undefined behavior in ktime_mono_to_any
	net: hns3: allow configure ETS bandwidth of all TCs
	vsock: prevent unnecessary refcnt inc for nonblocking connect
	net/smc: fix sk_refcnt underflow on linkdown and fallback
	cxgb4: fix eeprom len when diagnostics not implemented
	selftests/net: udpgso_bench_rx: fix port argument
	ARM: 9155/1: fix early early_iounmap()
	ARM: 9156/1: drop cc-option fallbacks for architecture selection
	parisc: Fix backtrace to always include init funtion names
	parisc: Fix set_fixmap() on PA1.x CPUs
	irqchip/sifive-plic: Fixup EOI failed when masked
	f2fs: should use GFP_NOFS for directory inodes
	net, neigh: Enable state migration between NUD_PERMANENT and NTF_USE
	9p/net: fix missing error check in p9_check_errors
	ovl: fix deadlock in splice write
	powerpc/lib: Add helper to check if offset is within conditional branch range
	powerpc/bpf: Validate branch ranges
	powerpc/bpf: Fix BPF_SUB when imm == 0x80000000
	powerpc/security: Add a helper to query stf_barrier type
	powerpc/bpf: Emit stf barrier instruction sequences for BPF_NOSPEC
	mm, oom: pagefault_out_of_memory: don't force global OOM for dying tasks
	mm, oom: do not trigger out_of_memory from the #PF
	video: backlight: Drop maximum brightness override for brightness zero
	s390/cio: check the subchannel validity for dev_busid
	s390/tape: fix timer initialization in tape_std_assign()
	s390/cio: make ccw_device_dma_* more robust
	powerpc/powernv/prd: Unregister OPAL_MSG_PRD2 notifier during module unload
	PCI: Add PCI_EXP_DEVCTL_PAYLOAD_* macros
	SUNRPC: Partial revert of commit 6f9f17287e78
	ath10k: fix invalid dma_addr_t token assignment
	selftests/bpf: Fix also no-alu32 strobemeta selftest
	Linux 5.4.160

Note, binder* patches were manually reverted as part of this merge, they
are not present in this merge point at all.

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I1fb759dd89408adbe9b9ac1527af51bfdc4059de
This commit is contained in:
Greg Kroah-Hartman 2021-11-17 10:09:59 +01:00
commit 91a7552bea
354 changed files with 2469 additions and 1146 deletions

View File

@ -5486,6 +5486,13 @@
as generic guest with no PV drivers. Currently support
XEN HVM, KVM, HYPER_V and VMWARE guest.
xen.balloon_boot_timeout= [XEN]
The time (in seconds) to wait before giving up to boot
in case initial ballooning fails to free enough memory.
Applies only when running as HVM or PVH guest and
started with less memory configured than allowed at
max. Default is 180.
xen.event_eoi_delay= [XEN]
How long to delay EOI handling in case of event
storms (jiffies). Default is 10.

View File

@ -13,6 +13,14 @@ common regulator binding documented in:
Required properties of the main device node (the parent!):
- s5m8767,pmic-buck-ds-gpios: GPIO specifiers for three host gpio's used
for selecting GPIO DVS lines. It is one-to-one mapped to dvs gpio lines.
[1] If either of the 's5m8767,pmic-buck[2/3/4]-uses-gpio-dvs' optional
property is specified, then all the eight voltage values for the
's5m8767,pmic-buck[2/3/4]-dvs-voltage' should be specified.
Optional properties of the main device node (the parent!):
- s5m8767,pmic-buck2-dvs-voltage: A set of 8 voltage values in micro-volt (uV)
units for buck2 when changing voltage using gpio dvs. Refer to [1] below
for additional information.
@ -25,26 +33,13 @@ Required properties of the main device node (the parent!):
units for buck4 when changing voltage using gpio dvs. Refer to [1] below
for additional information.
- s5m8767,pmic-buck-ds-gpios: GPIO specifiers for three host gpio's used
for selecting GPIO DVS lines. It is one-to-one mapped to dvs gpio lines.
[1] If none of the 's5m8767,pmic-buck[2/3/4]-uses-gpio-dvs' optional
property is specified, the 's5m8767,pmic-buck[2/3/4]-dvs-voltage'
property should specify atleast one voltage level (which would be a
safe operating voltage).
If either of the 's5m8767,pmic-buck[2/3/4]-uses-gpio-dvs' optional
property is specified, then all the eight voltage values for the
's5m8767,pmic-buck[2/3/4]-dvs-voltage' should be specified.
Optional properties of the main device node (the parent!):
- s5m8767,pmic-buck2-uses-gpio-dvs: 'buck2' can be controlled by gpio dvs.
- s5m8767,pmic-buck3-uses-gpio-dvs: 'buck3' can be controlled by gpio dvs.
- s5m8767,pmic-buck4-uses-gpio-dvs: 'buck4' can be controlled by gpio dvs.
Additional properties required if either of the optional properties are used:
- s5m8767,pmic-buck234-default-dvs-idx: Default voltage setting selected from
- s5m8767,pmic-buck-default-dvs-idx: Default voltage setting selected from
the possible 8 options selectable by the dvs gpios. The value of this
property should be between 0 and 7. If not specified or if out of range, the
default value of this property is set to 0.

View File

@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 4
SUBLEVEL = 159
SUBLEVEL = 160
EXTRAVERSION =
NAME = Kleptomaniac Octopus

View File

@ -66,15 +66,15 @@ KBUILD_CFLAGS += $(call cc-option,-fno-ipa-sra)
# Note that GCC does not numerically define an architecture version
# macro, but instead defines a whole series of macros which makes
# testing for a specific architecture or later rather impossible.
arch-$(CONFIG_CPU_32v7M) =-D__LINUX_ARM_ARCH__=7 -march=armv7-m -Wa,-march=armv7-m
arch-$(CONFIG_CPU_32v7) =-D__LINUX_ARM_ARCH__=7 $(call cc-option,-march=armv7-a,-march=armv5t -Wa$(comma)-march=armv7-a)
arch-$(CONFIG_CPU_32v6) =-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6,-march=armv5t -Wa$(comma)-march=armv6)
arch-$(CONFIG_CPU_32v7M) =-D__LINUX_ARM_ARCH__=7 -march=armv7-m
arch-$(CONFIG_CPU_32v7) =-D__LINUX_ARM_ARCH__=7 -march=armv7-a
arch-$(CONFIG_CPU_32v6) =-D__LINUX_ARM_ARCH__=6 -march=armv6
# Only override the compiler option if ARMv6. The ARMv6K extensions are
# always available in ARMv7
ifeq ($(CONFIG_CPU_32v6),y)
arch-$(CONFIG_CPU_32v6K) =-D__LINUX_ARM_ARCH__=6 $(call cc-option,-march=armv6k,-march=armv5t -Wa$(comma)-march=armv6k)
arch-$(CONFIG_CPU_32v6K) =-D__LINUX_ARM_ARCH__=6 -march=armv6k
endif
arch-$(CONFIG_CPU_32v5) =-D__LINUX_ARM_ARCH__=5 $(call cc-option,-march=armv5te,-march=armv4t)
arch-$(CONFIG_CPU_32v5) =-D__LINUX_ARM_ARCH__=5 -march=armv5te
arch-$(CONFIG_CPU_32v4T) =-D__LINUX_ARM_ARCH__=4 -march=armv4t
arch-$(CONFIG_CPU_32v4) =-D__LINUX_ARM_ARCH__=4 -march=armv4
arch-$(CONFIG_CPU_32v3) =-D__LINUX_ARM_ARCH__=3 -march=armv3m
@ -88,7 +88,7 @@ tune-$(CONFIG_CPU_ARM720T) =-mtune=arm7tdmi
tune-$(CONFIG_CPU_ARM740T) =-mtune=arm7tdmi
tune-$(CONFIG_CPU_ARM9TDMI) =-mtune=arm9tdmi
tune-$(CONFIG_CPU_ARM940T) =-mtune=arm9tdmi
tune-$(CONFIG_CPU_ARM946E) =$(call cc-option,-mtune=arm9e,-mtune=arm9tdmi)
tune-$(CONFIG_CPU_ARM946E) =-mtune=arm9e
tune-$(CONFIG_CPU_ARM920T) =-mtune=arm9tdmi
tune-$(CONFIG_CPU_ARM922T) =-mtune=arm9tdmi
tune-$(CONFIG_CPU_ARM925T) =-mtune=arm9tdmi
@ -96,11 +96,11 @@ tune-$(CONFIG_CPU_ARM926T) =-mtune=arm9tdmi
tune-$(CONFIG_CPU_FA526) =-mtune=arm9tdmi
tune-$(CONFIG_CPU_SA110) =-mtune=strongarm110
tune-$(CONFIG_CPU_SA1100) =-mtune=strongarm1100
tune-$(CONFIG_CPU_XSCALE) =$(call cc-option,-mtune=xscale,-mtune=strongarm110) -Wa,-mcpu=xscale
tune-$(CONFIG_CPU_XSC3) =$(call cc-option,-mtune=xscale,-mtune=strongarm110) -Wa,-mcpu=xscale
tune-$(CONFIG_CPU_FEROCEON) =$(call cc-option,-mtune=marvell-f,-mtune=xscale)
tune-$(CONFIG_CPU_V6) =$(call cc-option,-mtune=arm1136j-s,-mtune=strongarm)
tune-$(CONFIG_CPU_V6K) =$(call cc-option,-mtune=arm1136j-s,-mtune=strongarm)
tune-$(CONFIG_CPU_XSCALE) =-mtune=xscale
tune-$(CONFIG_CPU_XSC3) =-mtune=xscale
tune-$(CONFIG_CPU_FEROCEON) =-mtune=xscale
tune-$(CONFIG_CPU_V6) =-mtune=arm1136j-s
tune-$(CONFIG_CPU_V6K) =-mtune=arm1136j-s
# Evaluate tune cc-option calls now
tune-y := $(tune-y)

View File

@ -262,7 +262,7 @@
&macb1 {
status = "okay";
phy-mode = "rgmii";
phy-mode = "rmii";
#address-cells = <1>;
#size-cells = <0>;

View File

@ -515,7 +515,7 @@
compatible = "bosch,bma180";
reg = <0x41>;
pinctrl-names = "default";
pintcrl-0 = <&bma180_pins>;
pinctrl-0 = <&bma180_pins>;
interrupt-parent = <&gpio4>;
interrupts = <19 IRQ_TYPE_LEVEL_HIGH>; /* GPIO_115 */
};

View File

@ -1213,8 +1213,8 @@
#phy-cells = <0>;
qcom,dsi-phy-index = <0>;
clocks = <&mmcc MDSS_AHB_CLK>;
clock-names = "iface";
clocks = <&mmcc MDSS_AHB_CLK>, <&xo_board>;
clock-names = "iface", "ref";
};
};
};

View File

@ -773,7 +773,7 @@
#sound-dai-cells = <0>;
compatible = "st,stm32-sai-sub-a";
reg = <0x4 0x1c>;
reg = <0x4 0x20>;
clocks = <&rcc SAI1_K>;
clock-names = "sai_ck";
dmas = <&dmamux1 87 0x400 0x01>;
@ -783,7 +783,7 @@
sai1b: audio-controller@4400a024 {
#sound-dai-cells = <0>;
compatible = "st,stm32-sai-sub-b";
reg = <0x24 0x1c>;
reg = <0x24 0x20>;
clocks = <&rcc SAI1_K>;
clock-names = "sai_ck";
dmas = <&dmamux1 88 0x400 0x01>;
@ -804,7 +804,7 @@
sai2a: audio-controller@4400b004 {
#sound-dai-cells = <0>;
compatible = "st,stm32-sai-sub-a";
reg = <0x4 0x1c>;
reg = <0x4 0x20>;
clocks = <&rcc SAI2_K>;
clock-names = "sai_ck";
dmas = <&dmamux1 89 0x400 0x01>;
@ -814,7 +814,7 @@
sai2b: audio-controller@4400b024 {
#sound-dai-cells = <0>;
compatible = "st,stm32-sai-sub-b";
reg = <0x24 0x1c>;
reg = <0x24 0x20>;
clocks = <&rcc SAI2_K>;
clock-names = "sai_ck";
dmas = <&dmamux1 90 0x400 0x01>;
@ -835,7 +835,7 @@
sai3a: audio-controller@4400c004 {
#sound-dai-cells = <0>;
compatible = "st,stm32-sai-sub-a";
reg = <0x04 0x1c>;
reg = <0x04 0x20>;
clocks = <&rcc SAI3_K>;
clock-names = "sai_ck";
dmas = <&dmamux1 113 0x400 0x01>;
@ -845,7 +845,7 @@
sai3b: audio-controller@4400c024 {
#sound-dai-cells = <0>;
compatible = "st,stm32-sai-sub-b";
reg = <0x24 0x1c>;
reg = <0x24 0x20>;
clocks = <&rcc SAI3_K>;
clock-names = "sai_ck";
dmas = <&dmamux1 114 0x400 0x01>;
@ -1191,7 +1191,7 @@
sai4a: audio-controller@50027004 {
#sound-dai-cells = <0>;
compatible = "st,stm32-sai-sub-a";
reg = <0x04 0x1c>;
reg = <0x04 0x20>;
clocks = <&rcc SAI4_K>;
clock-names = "sai_ck";
dmas = <&dmamux1 99 0x400 0x01>;
@ -1201,7 +1201,7 @@
sai4b: audio-controller@50027024 {
#sound-dai-cells = <0>;
compatible = "st,stm32-sai-sub-b";
reg = <0x24 0x1c>;
reg = <0x24 0x20>;
clocks = <&rcc SAI4_K>;
clock-names = "sai_ck";
dmas = <&dmamux1 100 0x400 0x01>;

View File

@ -112,7 +112,7 @@
pinctrl-names = "default";
pinctrl-0 = <&gmac_rgmii_pins>;
phy-handle = <&phy1>;
phy-mode = "rgmii";
phy-mode = "rgmii-id";
status = "okay";
};

View File

@ -54,8 +54,7 @@ int notrace unwind_frame(struct stackframe *frame)
frame->sp = frame->fp;
frame->fp = *(unsigned long *)(fp);
frame->pc = frame->lr;
frame->lr = *(unsigned long *)(fp + 4);
frame->pc = *(unsigned long *)(fp + 4);
#else
/* check current frame pointer is within bounds */
if (fp < low + 12 || fp > high - 4)

View File

@ -752,7 +752,7 @@ config CPU_BIG_ENDIAN
config CPU_ENDIAN_BE8
bool
depends on CPU_BIG_ENDIAN
default CPU_V6 || CPU_V6K || CPU_V7
default CPU_V6 || CPU_V6K || CPU_V7 || CPU_V7M
help
Support for the BE-8 (big-endian) mode on ARMv6 and ARMv7 processors.

View File

@ -415,9 +415,9 @@ void __set_fixmap(enum fixed_addresses idx, phys_addr_t phys, pgprot_t prot)
FIXADDR_END);
BUG_ON(idx >= __end_of_fixed_addresses);
/* we only support device mappings until pgprot_kernel has been set */
/* We support only device mappings before pgprot_kernel is set. */
if (WARN_ON(pgprot_val(prot) != pgprot_val(FIXMAP_PAGE_IO) &&
pgprot_val(pgprot_kernel) == 0))
pgprot_val(prot) && pgprot_val(pgprot_kernel) == 0))
return;
if (pgprot_val(prot))

View File

@ -139,7 +139,7 @@
regulator-min-microvolt = <721000>;
regulator-max-microvolt = <1022000>;
vin-supply = <&dc_in>;
pwm-supply = <&dc_in>;
pwms = <&pwm_AO_cd 1 1250 0>;
pwm-dutycycle-range = <100 0>;

View File

@ -139,7 +139,7 @@
regulator-min-microvolt = <721000>;
regulator-max-microvolt = <1022000>;
vin-supply = <&main_12v>;
pwm-supply = <&main_12v>;
pwms = <&pwm_AO_cd 1 1250 0>;
pwm-dutycycle-range = <100 0>;

View File

@ -139,7 +139,7 @@
regulator-min-microvolt = <721000>;
regulator-max-microvolt = <1022000>;
vin-supply = <&dc_in>;
pwm-supply = <&dc_in>;
pwms = <&pwm_AO_cd 1 1250 0>;
pwm-dutycycle-range = <100 0>;

View File

@ -555,7 +555,7 @@
gpu: gpu@ff300000 {
compatible = "rockchip,rk3328-mali", "arm,mali-450";
reg = <0x0 0xff300000 0x0 0x40000>;
reg = <0x0 0xff300000 0x0 0x30000>;
interrupts = <GIC_SPI 90 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 87 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 93 IRQ_TYPE_LEVEL_HIGH>,

View File

@ -54,9 +54,15 @@ extern unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)];
* page table entry, taking care of 52-bit addresses.
*/
#ifdef CONFIG_ARM64_PA_BITS_52
#define __pte_to_phys(pte) \
((pte_val(pte) & PTE_ADDR_LOW) | ((pte_val(pte) & PTE_ADDR_HIGH) << 36))
#define __phys_to_pte_val(phys) (((phys) | ((phys) >> 36)) & PTE_ADDR_MASK)
static inline phys_addr_t __pte_to_phys(pte_t pte)
{
return (pte_val(pte) & PTE_ADDR_LOW) |
((pte_val(pte) & PTE_ADDR_HIGH) << 36);
}
static inline pteval_t __phys_to_pte_val(phys_addr_t phys)
{
return (phys | (phys >> 36)) & PTE_ADDR_MASK;
}
#else
#define __pte_to_phys(pte) (pte_val(pte) & PTE_ADDR_MASK)
#define __phys_to_pte_val(phys) (phys)

View File

@ -996,6 +996,11 @@ out:
return prog;
}
u64 bpf_jit_alloc_exec_limit(void)
{
return BPF_JIT_REGION_SIZE;
}
void *bpf_jit_alloc_exec(unsigned long size)
{
return __vmalloc_node_range(size, PAGE_SIZE, BPF_JIT_REGION_START,

View File

@ -39,7 +39,7 @@ config DISABLE_VHPT
config IA64_DEBUG_CMPXCHG
bool "Turn on compare-and-exchange bug checking (slow!)"
depends on DEBUG_KERNEL
depends on DEBUG_KERNEL && PRINTK
help
Selecting this option turns on bug checking for the IA-64
compare-and-exchange instructions. This is slow! Itaniums

View File

@ -398,7 +398,8 @@ static void kretprobe_trampoline(void)
int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)
{
regs->cr_iip = __kretprobe_trampoline_handler(regs, kretprobe_trampoline, NULL);
regs->cr_iip = __kretprobe_trampoline_handler(regs,
dereference_function_descriptor(kretprobe_trampoline), NULL);
/*
* By returning a non-zero value, we are telling
* kprobe_handler() that we don't want the post_handler
@ -414,7 +415,7 @@ void __kprobes arch_prepare_kretprobe(struct kretprobe_instance *ri,
ri->fp = NULL;
/* Replace the return addr with trampoline addr */
regs->b0 = ((struct fnptr *)kretprobe_trampoline)->ip;
regs->b0 = (unsigned long)dereference_function_descriptor(kretprobe_trampoline);
}
/* Check the instruction in the slot is break */
@ -918,14 +919,14 @@ static struct kprobe trampoline_p = {
int __init arch_init_kprobes(void)
{
trampoline_p.addr =
(kprobe_opcode_t *)((struct fnptr *)kretprobe_trampoline)->ip;
dereference_function_descriptor(kretprobe_trampoline);
return register_kprobe(&trampoline_p);
}
int __kprobes arch_trampoline_kprobe(struct kprobe *p)
{
if (p->addr ==
(kprobe_opcode_t *)((struct fnptr *)kretprobe_trampoline)->ip)
dereference_function_descriptor(kretprobe_trampoline))
return 1;
return 0;

View File

@ -190,6 +190,7 @@ config INIT_LCD
config MEMORY_RESERVE
int "Memory reservation (MiB)"
depends on (UCSIMM || UCDIMM)
default 0
help
Reserve certain memory regions on 68x328 based boards.

View File

@ -1393,6 +1393,7 @@ config CPU_LOONGSON3
select WEAK_REORDERING_BEYOND_LLSC
select MIPS_PGD_C0_CONTEXT
select MIPS_L1_CACHE_SHIFT_6
select MIPS_FP_SUPPORT
select GPIOLIB
select SWIOTLB
help

View File

@ -11,6 +11,7 @@
#ifndef __MIPS_ASM_MIPS_CM_H__
#define __MIPS_ASM_MIPS_CM_H__
#include <linux/bitfield.h>
#include <linux/bitops.h>
#include <linux/errno.h>
@ -153,8 +154,8 @@ GCR_ACCESSOR_RO(32, 0x030, rev)
#define CM_GCR_REV_MINOR GENMASK(7, 0)
#define CM_ENCODE_REV(major, minor) \
(((major) << __ffs(CM_GCR_REV_MAJOR)) | \
((minor) << __ffs(CM_GCR_REV_MINOR)))
(FIELD_PREP(CM_GCR_REV_MAJOR, major) | \
FIELD_PREP(CM_GCR_REV_MINOR, minor))
#define CM_REV_CM2 CM_ENCODE_REV(6, 0)
#define CM_REV_CM2_5 CM_ENCODE_REV(7, 0)
@ -362,10 +363,10 @@ static inline int mips_cm_revision(void)
static inline unsigned int mips_cm_max_vp_width(void)
{
extern int smp_num_siblings;
uint32_t cfg;
if (mips_cm_revision() >= CM_REV_CM3)
return read_gcr_sys_config2() & CM_GCR_SYS_CONFIG2_MAXVPW;
return FIELD_GET(CM_GCR_SYS_CONFIG2_MAXVPW,
read_gcr_sys_config2());
if (mips_cm_present()) {
/*
@ -373,8 +374,7 @@ static inline unsigned int mips_cm_max_vp_width(void)
* number of VP(E)s, and if that ever changes then this will
* need revisiting.
*/
cfg = read_gcr_cl_config() & CM_GCR_Cx_CONFIG_PVPE;
return (cfg >> __ffs(CM_GCR_Cx_CONFIG_PVPE)) + 1;
return FIELD_GET(CM_GCR_Cx_CONFIG_PVPE, read_gcr_cl_config()) + 1;
}
if (IS_ENABLED(CONFIG_SMP))

View File

@ -179,8 +179,7 @@ static void mips_cm_probe_l2sync(void)
phys_addr_t addr;
/* L2-only sync was introduced with CM major revision 6 */
major_rev = (read_gcr_rev() & CM_GCR_REV_MAJOR) >>
__ffs(CM_GCR_REV_MAJOR);
major_rev = FIELD_GET(CM_GCR_REV_MAJOR, read_gcr_rev());
if (major_rev < 6)
return;
@ -263,13 +262,13 @@ void mips_cm_lock_other(unsigned int cluster, unsigned int core,
preempt_disable();
if (cm_rev >= CM_REV_CM3) {
val = core << __ffs(CM3_GCR_Cx_OTHER_CORE);
val |= vp << __ffs(CM3_GCR_Cx_OTHER_VP);
val = FIELD_PREP(CM3_GCR_Cx_OTHER_CORE, core) |
FIELD_PREP(CM3_GCR_Cx_OTHER_VP, vp);
if (cm_rev >= CM_REV_CM3_5) {
val |= CM_GCR_Cx_OTHER_CLUSTER_EN;
val |= cluster << __ffs(CM_GCR_Cx_OTHER_CLUSTER);
val |= block << __ffs(CM_GCR_Cx_OTHER_BLOCK);
val |= FIELD_PREP(CM_GCR_Cx_OTHER_CLUSTER, cluster);
val |= FIELD_PREP(CM_GCR_Cx_OTHER_BLOCK, block);
} else {
WARN_ON(cluster != 0);
WARN_ON(block != CM_GCR_Cx_OTHER_BLOCK_LOCAL);
@ -299,7 +298,7 @@ void mips_cm_lock_other(unsigned int cluster, unsigned int core,
spin_lock_irqsave(&per_cpu(cm_core_lock, curr_core),
per_cpu(cm_core_lock_flags, curr_core));
val = core << __ffs(CM_GCR_Cx_OTHER_CORENUM);
val = FIELD_PREP(CM_GCR_Cx_OTHER_CORENUM, core);
}
write_gcr_cl_other(val);
@ -343,8 +342,8 @@ void mips_cm_error_report(void)
cm_other = read_gcr_error_mult();
if (revision < CM_REV_CM3) { /* CM2 */
cause = cm_error >> __ffs(CM_GCR_ERROR_CAUSE_ERRTYPE);
ocause = cm_other >> __ffs(CM_GCR_ERROR_MULT_ERR2ND);
cause = FIELD_GET(CM_GCR_ERROR_CAUSE_ERRTYPE, cm_error);
ocause = FIELD_GET(CM_GCR_ERROR_MULT_ERR2ND, cm_other);
if (!cause)
return;
@ -386,8 +385,8 @@ void mips_cm_error_report(void)
ulong core_id_bits, vp_id_bits, cmd_bits, cmd_group_bits;
ulong cm3_cca_bits, mcp_bits, cm3_tr_bits, sched_bit;
cause = cm_error >> __ffs64(CM3_GCR_ERROR_CAUSE_ERRTYPE);
ocause = cm_other >> __ffs(CM_GCR_ERROR_MULT_ERR2ND);
cause = FIELD_GET(CM3_GCR_ERROR_CAUSE_ERRTYPE, cm_error);
ocause = FIELD_GET(CM_GCR_ERROR_MULT_ERR2ND, cm_other);
if (!cause)
return;

View File

@ -29,8 +29,8 @@
#define EX2(a,b) \
9: a,##b; \
.section __ex_table,"a"; \
PTR 9b,bad_stack; \
PTR 9b+4,bad_stack; \
PTR 9b,fault; \
PTR 9b+4,fault; \
.previous
.set mips1

View File

@ -239,12 +239,3 @@ SYSCALL_DEFINE3(cachectl, char *, addr, int, nbytes, int, op)
{
return -ENOSYS;
}
/*
* If we ever come here the user sp is bad. Zap the process right away.
* Due to the bad stack signaling wouldn't work.
*/
asmlinkage void bad_stack(void)
{
do_exit(SIGSEGV);
}

View File

@ -11,6 +11,7 @@
#include <linux/export.h>
#include <linux/spinlock.h>
#include <linux/clk.h>
#include <linux/delay.h>
#include <linux/err.h>
#include <lantiq_soc.h>
@ -29,6 +30,7 @@
#define LTQ_DMA_PCTRL 0x44
#define LTQ_DMA_IRNEN 0xf4
#define DMA_ID_CHNR GENMASK(26, 20) /* channel number */
#define DMA_DESCPT BIT(3) /* descriptor complete irq */
#define DMA_TX BIT(8) /* TX channel direction */
#define DMA_CHAN_ON BIT(0) /* channel on / off bit */
@ -39,7 +41,6 @@
#define DMA_POLL BIT(31) /* turn on channel polling */
#define DMA_CLK_DIV4 BIT(6) /* polling clock divider */
#define DMA_2W_BURST BIT(1) /* 2 word burst length */
#define DMA_MAX_CHANNEL 20 /* the soc has 20 channels */
#define DMA_ETOP_ENDIANNESS (0xf << 8) /* endianness swap etop channels */
#define DMA_WEIGHT (BIT(17) | BIT(16)) /* default channel wheight */
@ -205,7 +206,7 @@ ltq_dma_init(struct platform_device *pdev)
{
struct clk *clk;
struct resource *res;
unsigned id;
unsigned int id, nchannels;
int i;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
@ -221,21 +222,24 @@ ltq_dma_init(struct platform_device *pdev)
clk_enable(clk);
ltq_dma_w32_mask(0, DMA_RESET, LTQ_DMA_CTRL);
usleep_range(1, 10);
/* disable all interrupts */
ltq_dma_w32(0, LTQ_DMA_IRNEN);
/* reset/configure each channel */
for (i = 0; i < DMA_MAX_CHANNEL; i++) {
id = ltq_dma_r32(LTQ_DMA_ID);
nchannels = ((id & DMA_ID_CHNR) >> 20);
for (i = 0; i < nchannels; i++) {
ltq_dma_w32(i, LTQ_DMA_CS);
ltq_dma_w32(DMA_CHAN_RST, LTQ_DMA_CCTRL);
ltq_dma_w32(DMA_POLL | DMA_CLK_DIV4, LTQ_DMA_CPOLL);
ltq_dma_w32_mask(DMA_CHAN_ON, 0, LTQ_DMA_CCTRL);
}
id = ltq_dma_r32(LTQ_DMA_ID);
dev_info(&pdev->dev,
"Init done - hw rev: %X, ports: %d, channels: %d\n",
id & 0x1f, (id >> 16) & 0xf, id >> 20);
id & 0x1f, (id >> 16) & 0xf, nchannels);
return 0;
}

View File

@ -1841,7 +1841,7 @@ syscall_restore:
LDREG TI_TASK-THREAD_SZ_ALGN-FRAME_SIZE(%r30),%r1
/* Are we being ptraced? */
ldw TASK_FLAGS(%r1),%r19
LDREG TI_FLAGS-THREAD_SZ_ALGN-FRAME_SIZE(%r30),%r19
ldi _TIF_SYSCALL_TRACE_MASK,%r2
and,COND(=) %r19,%r2,%r0
b,n syscall_restore_rfi

View File

@ -29,6 +29,7 @@
#include <linux/bitops.h>
#include <linux/ftrace.h>
#include <linux/cpu.h>
#include <linux/kgdb.h>
#include <linux/atomic.h>
#include <asm/current.h>
@ -71,7 +72,10 @@ enum ipi_message_type {
IPI_CALL_FUNC,
IPI_CPU_START,
IPI_CPU_STOP,
IPI_CPU_TEST
IPI_CPU_TEST,
#ifdef CONFIG_KGDB
IPI_ENTER_KGDB,
#endif
};
@ -169,7 +173,12 @@ ipi_interrupt(int irq, void *dev_id)
case IPI_CPU_TEST:
smp_debug(100, KERN_DEBUG "CPU%d is alive!\n", this_cpu);
break;
#ifdef CONFIG_KGDB
case IPI_ENTER_KGDB:
smp_debug(100, KERN_DEBUG "CPU%d ENTER_KGDB\n", this_cpu);
kgdb_nmicallback(raw_smp_processor_id(), get_irq_regs());
break;
#endif
default:
printk(KERN_CRIT "Unknown IPI num on CPU%d: %lu\n",
this_cpu, which);
@ -225,6 +234,12 @@ send_IPI_allbutself(enum ipi_message_type op)
}
}
#ifdef CONFIG_KGDB
void kgdb_roundup_cpus(void)
{
send_IPI_allbutself(IPI_ENTER_KGDB);
}
#endif
inline void
smp_send_stop(void) { send_IPI_allbutself(IPI_CPU_STOP); }

View File

@ -21,6 +21,8 @@
#include <asm/ptrace.h>
#include <asm/unwind.h>
#include <asm/switch_to.h>
#include <asm/sections.h>
/* #define DEBUG 1 */
#ifdef DEBUG
@ -203,6 +205,11 @@ int __init unwind_init(void)
return 0;
}
static bool pc_is_kernel_fn(unsigned long pc, void *fn)
{
return (unsigned long)dereference_kernel_function_descriptor(fn) == pc;
}
static int unwind_special(struct unwind_frame_info *info, unsigned long pc, int frame_size)
{
/*
@ -221,7 +228,7 @@ static int unwind_special(struct unwind_frame_info *info, unsigned long pc, int
extern void * const _call_on_stack;
#endif /* CONFIG_IRQSTACKS */
if (pc == (unsigned long) &handle_interruption) {
if (pc_is_kernel_fn(pc, handle_interruption)) {
struct pt_regs *regs = (struct pt_regs *)(info->sp - frame_size - PT_SZ_ALGN);
dbg("Unwinding through handle_interruption()\n");
info->prev_sp = regs->gr[30];
@ -229,13 +236,13 @@ static int unwind_special(struct unwind_frame_info *info, unsigned long pc, int
return 1;
}
if (pc == (unsigned long) &ret_from_kernel_thread ||
pc == (unsigned long) &syscall_exit) {
if (pc_is_kernel_fn(pc, ret_from_kernel_thread) ||
pc_is_kernel_fn(pc, syscall_exit)) {
info->prev_sp = info->prev_ip = 0;
return 1;
}
if (pc == (unsigned long) &intr_return) {
if (pc_is_kernel_fn(pc, intr_return)) {
struct pt_regs *regs;
dbg("Found intr_return()\n");
@ -246,20 +253,20 @@ static int unwind_special(struct unwind_frame_info *info, unsigned long pc, int
return 1;
}
if (pc == (unsigned long) &_switch_to_ret) {
if (pc_is_kernel_fn(pc, _switch_to) ||
pc_is_kernel_fn(pc, _switch_to_ret)) {
info->prev_sp = info->sp - CALLEE_SAVE_FRAME_SIZE;
info->prev_ip = *(unsigned long *)(info->prev_sp - RP_OFFSET);
return 1;
}
#ifdef CONFIG_IRQSTACKS
if (pc == (unsigned long) &_call_on_stack) {
if (pc_is_kernel_fn(pc, _call_on_stack)) {
info->prev_sp = *(unsigned long *)(info->sp - FRAME_SIZE - REG_SZ);
info->prev_ip = *(unsigned long *)(info->sp - FRAME_SIZE - RP_OFFSET);
return 1;
}
#endif
return 0;
}

View File

@ -56,6 +56,8 @@ SECTIONS
{
. = KERNEL_BINARY_TEXT_START;
_stext = .; /* start of kernel text, includes init code & data */
__init_begin = .;
HEAD_TEXT_SECTION
MLONGCALL_DISCARD(INIT_TEXT_SECTION(8))
@ -79,7 +81,6 @@ SECTIONS
/* freed after init ends here */
_text = .; /* Text and read-only data */
_stext = .;
MLONGCALL_KEEP(INIT_TEXT_SECTION(8))
.text ALIGN(PAGE_SIZE) : {
TEXT_TEXT

View File

@ -18,12 +18,9 @@ void notrace set_fixmap(enum fixed_addresses idx, phys_addr_t phys)
pte_t *pte;
if (pmd_none(*pmd))
pmd = pmd_alloc(NULL, pgd, vaddr);
pte = pte_offset_kernel(pmd, vaddr);
if (pte_none(*pte))
pte = pte_alloc_kernel(pmd, vaddr);
pte = pte_offset_kernel(pmd, vaddr);
set_pte_at(&init_mm, vaddr, pte, __mk_pte(phys, PAGE_KERNEL_RWX));
flush_tlb_kernel_range(vaddr, vaddr + PAGE_SIZE);
}

View File

@ -892,9 +892,9 @@ void flush_tlb_all(void)
{
int do_recycle;
__inc_irq_stat(irq_tlb_count);
do_recycle = 0;
spin_lock(&sid_lock);
__inc_irq_stat(irq_tlb_count);
if (dirty_space_ids > RECYCLE_THRESHOLD) {
BUG_ON(recycle_inuse); /* FIXME: Use a semaphore/wait queue here */
get_dirty_sids(&recycle_ndirty,recycle_dirty_array);
@ -913,8 +913,8 @@ void flush_tlb_all(void)
#else
void flush_tlb_all(void)
{
__inc_irq_stat(irq_tlb_count);
spin_lock(&sid_lock);
__inc_irq_stat(irq_tlb_count);
flush_tlb_all_local(NULL);
recycle_sids();
spin_unlock(&sid_lock);

View File

@ -22,6 +22,7 @@
#define BRANCH_ABSOLUTE 0x2
bool is_offset_in_branch_range(long offset);
bool is_offset_in_cond_branch_range(long offset);
unsigned int create_branch(const unsigned int *addr,
unsigned long target, int flags);
unsigned int create_cond_branch(const unsigned int *addr,

View File

@ -39,6 +39,11 @@ static inline bool security_ftr_enabled(u64 feature)
return !!(powerpc_security_features & feature);
}
#ifdef CONFIG_PPC_BOOK3S_64
enum stf_barrier_type stf_barrier_type_get(void);
#else
static inline enum stf_barrier_type stf_barrier_type_get(void) { return STF_BARRIER_NONE; }
#endif
// Features indicating support for Spectre/Meltdown mitigations

View File

@ -256,6 +256,11 @@ static int __init handle_no_stf_barrier(char *p)
early_param("no_stf_barrier", handle_no_stf_barrier);
enum stf_barrier_type stf_barrier_type_get(void)
{
return stf_enabled_flush_types;
}
/* This is the generic flag used by other architectures */
static int __init handle_ssbd(char *p)
{

View File

@ -221,6 +221,11 @@ bool is_offset_in_branch_range(long offset)
return (offset >= -0x2000000 && offset <= 0x1fffffc && !(offset & 0x3));
}
bool is_offset_in_cond_branch_range(long offset)
{
return offset >= -0x8000 && offset <= 0x7fff && !(offset & 0x3);
}
/*
* Helper to check if a given instruction is a conditional branch
* Derived from the conditional checks in analyse_instr()
@ -274,7 +279,7 @@ unsigned int create_cond_branch(const unsigned int *addr,
offset = offset - (unsigned long)addr;
/* Check we can represent the target in the instruction format */
if (offset < -0x8000 || offset > 0x7FFF || offset & 0x3)
if (!is_offset_in_cond_branch_range(offset))
return 0;
/* Mask out the flags and target, so they don't step on each other. */

View File

@ -11,6 +11,7 @@
#ifndef __ASSEMBLY__
#include <asm/types.h>
#include <asm/code-patching.h>
#ifdef PPC64_ELF_ABI_v1
#define FUNCTION_DESCR_SIZE 24
@ -180,13 +181,26 @@
#define PPC_NEG(d, a) EMIT(PPC_INST_NEG | ___PPC_RT(d) | ___PPC_RA(a))
/* Long jump; (unconditional 'branch') */
#define PPC_JMP(dest) EMIT(PPC_INST_BRANCH | \
(((dest) - (ctx->idx * 4)) & 0x03fffffc))
#define PPC_JMP(dest) \
do { \
long offset = (long)(dest) - (ctx->idx * 4); \
if (!is_offset_in_branch_range(offset)) { \
pr_err_ratelimited("Branch offset 0x%lx (@%u) out of range\n", offset, ctx->idx); \
return -ERANGE; \
} \
EMIT(PPC_INST_BRANCH | (offset & 0x03fffffc)); \
} while (0)
/* "cond" here covers BO:BI fields. */
#define PPC_BCC_SHORT(cond, dest) EMIT(PPC_INST_BRANCH_COND | \
(((cond) & 0x3ff) << 16) | \
(((dest) - (ctx->idx * 4)) & \
0xfffc))
#define PPC_BCC_SHORT(cond, dest) \
do { \
long offset = (long)(dest) - (ctx->idx * 4); \
if (!is_offset_in_cond_branch_range(offset)) { \
pr_err_ratelimited("Conditional branch offset 0x%lx (@%u) out of range\n", offset, ctx->idx); \
return -ERANGE; \
} \
EMIT(PPC_INST_BRANCH_COND | (((cond) & 0x3ff) << 16) | (offset & 0xfffc)); \
} while (0)
/* Sign-extended 32-bit immediate load */
#define PPC_LI32(d, i) do { \
if ((int)(uintptr_t)(i) >= -32768 && \
@ -225,11 +239,6 @@
#define PPC_FUNC_ADDR(d,i) do { PPC_LI32(d, i); } while(0)
#endif
static inline bool is_nearbranch(int offset)
{
return (offset < 32768) && (offset >= -32768);
}
/*
* The fly in the ointment of code size changing from pass to pass is
* avoided by padding the short branch case with a NOP. If code size differs
@ -238,7 +247,7 @@ static inline bool is_nearbranch(int offset)
* state.
*/
#define PPC_BCC(cond, dest) do { \
if (is_nearbranch((dest) - (ctx->idx * 4))) { \
if (is_offset_in_cond_branch_range((long)(dest) - (ctx->idx * 4))) { \
PPC_BCC_SHORT(cond, dest); \
PPC_NOP(); \
} else { \

View File

@ -16,18 +16,18 @@
* with our redzone usage.
*
* [ prev sp ] <-------------
* [ nv gpr save area ] 6*8 |
* [ nv gpr save area ] 5*8 |
* [ tail_call_cnt ] 8 |
* [ local_tmp_var ] 8 |
* [ local_tmp_var ] 16 |
* fp (r31) --> [ ebpf stack space ] upto 512 |
* [ frame header ] 32/112 |
* sp (r1) ---> [ stack pointer ] --------------
*/
/* for gpr non volatile registers BPG_REG_6 to 10 */
#define BPF_PPC_STACK_SAVE (6*8)
#define BPF_PPC_STACK_SAVE (5*8)
/* for bpf JIT code internal usage */
#define BPF_PPC_STACK_LOCALS 16
#define BPF_PPC_STACK_LOCALS 24
/* stack frame excluding BPF stack, ensure this is quadword aligned */
#define BPF_PPC_STACKFRAME (STACK_FRAME_MIN_SIZE + \
BPF_PPC_STACK_LOCALS + BPF_PPC_STACK_SAVE)

View File

@ -15,6 +15,7 @@
#include <linux/if_vlan.h>
#include <asm/kprobes.h>
#include <linux/bpf.h>
#include <asm/security_features.h>
#include "bpf_jit64.h"
@ -56,9 +57,9 @@ static inline bool bpf_has_stack_frame(struct codegen_context *ctx)
* [ prev sp ] <-------------
* [ ... ] |
* sp (r1) ---> [ stack pointer ] --------------
* [ nv gpr save area ] 6*8
* [ nv gpr save area ] 5*8
* [ tail_call_cnt ] 8
* [ local_tmp_var ] 8
* [ local_tmp_var ] 16
* [ unused red zone ] 208 bytes protected
*/
static int bpf_jit_stack_local(struct codegen_context *ctx)
@ -66,12 +67,12 @@ static int bpf_jit_stack_local(struct codegen_context *ctx)
if (bpf_has_stack_frame(ctx))
return STACK_FRAME_MIN_SIZE + ctx->stack_size;
else
return -(BPF_PPC_STACK_SAVE + 16);
return -(BPF_PPC_STACK_SAVE + 24);
}
static int bpf_jit_stack_tailcallcnt(struct codegen_context *ctx)
{
return bpf_jit_stack_local(ctx) + 8;
return bpf_jit_stack_local(ctx) + 16;
}
static int bpf_jit_stack_offsetof(struct codegen_context *ctx, int reg)
@ -224,7 +225,7 @@ static void bpf_jit_emit_func_call_rel(u32 *image, struct codegen_context *ctx,
PPC_BLRL();
}
static void bpf_jit_emit_tail_call(u32 *image, struct codegen_context *ctx, u32 out)
static int bpf_jit_emit_tail_call(u32 *image, struct codegen_context *ctx, u32 out)
{
/*
* By now, the eBPF program has already setup parameters in r3, r4 and r5
@ -285,14 +286,39 @@ static void bpf_jit_emit_tail_call(u32 *image, struct codegen_context *ctx, u32
bpf_jit_emit_common_epilogue(image, ctx);
PPC_BCTR();
/* out: */
return 0;
}
/*
* We spill into the redzone always, even if the bpf program has its own stackframe.
* Offsets hardcoded based on BPF_PPC_STACK_SAVE -- see bpf_jit_stack_local()
*/
void bpf_stf_barrier(void);
asm (
" .global bpf_stf_barrier ;"
" bpf_stf_barrier: ;"
" std 21,-64(1) ;"
" std 22,-56(1) ;"
" sync ;"
" ld 21,-64(1) ;"
" ld 22,-56(1) ;"
" ori 31,31,0 ;"
" .rept 14 ;"
" b 1f ;"
" 1: ;"
" .endr ;"
" blr ;"
);
/* Assemble the body code between the prologue & epilogue */
static int bpf_jit_build_body(struct bpf_prog *fp, u32 *image,
struct codegen_context *ctx,
u32 *addrs, bool extra_pass)
{
enum stf_barrier_type stf_barrier = stf_barrier_type_get();
const struct bpf_insn *insn = fp->insnsi;
int flen = fp->len;
int i, ret;
@ -347,18 +373,25 @@ static int bpf_jit_build_body(struct bpf_prog *fp, u32 *image,
PPC_SUB(dst_reg, dst_reg, src_reg);
goto bpf_alu32_trunc;
case BPF_ALU | BPF_ADD | BPF_K: /* (u32) dst += (u32) imm */
case BPF_ALU | BPF_SUB | BPF_K: /* (u32) dst -= (u32) imm */
case BPF_ALU64 | BPF_ADD | BPF_K: /* dst += imm */
if (!imm) {
goto bpf_alu32_trunc;
} else if (imm >= -32768 && imm < 32768) {
PPC_ADDI(dst_reg, dst_reg, IMM_L(imm));
} else {
PPC_LI32(b2p[TMP_REG_1], imm);
PPC_ADD(dst_reg, dst_reg, b2p[TMP_REG_1]);
}
goto bpf_alu32_trunc;
case BPF_ALU | BPF_SUB | BPF_K: /* (u32) dst -= (u32) imm */
case BPF_ALU64 | BPF_SUB | BPF_K: /* dst -= imm */
if (BPF_OP(code) == BPF_SUB)
imm = -imm;
if (imm) {
if (imm >= -32768 && imm < 32768)
PPC_ADDI(dst_reg, dst_reg, IMM_L(imm));
else {
PPC_LI32(b2p[TMP_REG_1], imm);
PPC_ADD(dst_reg, dst_reg, b2p[TMP_REG_1]);
}
if (!imm) {
goto bpf_alu32_trunc;
} else if (imm > -32768 && imm <= 32768) {
PPC_ADDI(dst_reg, dst_reg, IMM_L(-imm));
} else {
PPC_LI32(b2p[TMP_REG_1], imm);
PPC_SUB(dst_reg, dst_reg, b2p[TMP_REG_1]);
}
goto bpf_alu32_trunc;
case BPF_ALU | BPF_MUL | BPF_X: /* (u32) dst *= (u32) src */
@ -654,6 +687,30 @@ emit_clear:
* BPF_ST NOSPEC (speculation barrier)
*/
case BPF_ST | BPF_NOSPEC:
if (!security_ftr_enabled(SEC_FTR_FAVOUR_SECURITY) ||
(!security_ftr_enabled(SEC_FTR_L1D_FLUSH_PR) &&
(!security_ftr_enabled(SEC_FTR_L1D_FLUSH_HV) || !cpu_has_feature(CPU_FTR_HVMODE))))
break;
switch (stf_barrier) {
case STF_BARRIER_EIEIO:
EMIT(0x7c0006ac | 0x02000000);
break;
case STF_BARRIER_SYNC_ORI:
EMIT(PPC_INST_SYNC);
PPC_LD(b2p[TMP_REG_1], 13, 0);
PPC_ORI(31, 31, 0);
break;
case STF_BARRIER_FALLBACK:
EMIT(PPC_INST_MFLR | ___PPC_RT(b2p[TMP_REG_1]));
PPC_LI64(12, dereference_kernel_function_descriptor(bpf_stf_barrier));
PPC_MTCTR(12);
EMIT(PPC_INST_BCTR | 0x1);
PPC_MTLR(b2p[TMP_REG_1]);
break;
case STF_BARRIER_NONE:
break;
}
break;
/*
@ -1001,7 +1058,9 @@ cond_branch:
*/
case BPF_JMP | BPF_TAIL_CALL:
ctx->seen |= SEEN_TAILCALL;
bpf_jit_emit_tail_call(image, ctx, addrs[i + 1]);
ret = bpf_jit_emit_tail_call(image, ctx, addrs[i + 1]);
if (ret < 0)
return ret;
break;
default:

View File

@ -208,6 +208,7 @@ static void node_irq_request(const char *compat, irq_handler_t errirq_handler)
if (irq == NO_IRQ) {
pr_err("device tree node %pOFn is missing a interrupt",
np);
of_node_put(np);
return;
}
@ -215,6 +216,7 @@ static void node_irq_request(const char *compat, irq_handler_t errirq_handler)
if (rc) {
pr_err("fsp_of_probe: request_irq failed: np=%pOF rc=%d",
np, rc);
of_node_put(np);
return;
}
}

View File

@ -94,9 +94,8 @@ int __init mpc85xx_setup_pmc(void)
pr_err("Could not map guts node address\n");
return -ENOMEM;
}
qoriq_pm_ops = &mpc85xx_pm_ops;
}
qoriq_pm_ops = &mpc85xx_pm_ops;
return 0;
}

View File

@ -372,6 +372,12 @@ static struct notifier_block opal_prd_event_nb = {
.priority = 0,
};
static struct notifier_block opal_prd_event_nb2 = {
.notifier_call = opal_prd_msg_notifier,
.next = NULL,
.priority = 0,
};
static int opal_prd_probe(struct platform_device *pdev)
{
int rc;
@ -393,9 +399,10 @@ static int opal_prd_probe(struct platform_device *pdev)
return rc;
}
rc = opal_message_notifier_register(OPAL_MSG_PRD2, &opal_prd_event_nb);
rc = opal_message_notifier_register(OPAL_MSG_PRD2, &opal_prd_event_nb2);
if (rc) {
pr_err("Couldn't register PRD2 event notifier\n");
opal_message_notifier_unregister(OPAL_MSG_PRD, &opal_prd_event_nb);
return rc;
}
@ -404,6 +411,8 @@ static int opal_prd_probe(struct platform_device *pdev)
pr_err("failed to register miscdev\n");
opal_message_notifier_unregister(OPAL_MSG_PRD,
&opal_prd_event_nb);
opal_message_notifier_unregister(OPAL_MSG_PRD2,
&opal_prd_event_nb2);
return rc;
}
@ -414,6 +423,7 @@ static int opal_prd_remove(struct platform_device *pdev)
{
misc_deregister(&opal_prd_dev);
opal_message_notifier_unregister(OPAL_MSG_PRD, &opal_prd_event_nb);
opal_message_notifier_unregister(OPAL_MSG_PRD2, &opal_prd_event_nb2);
return 0;
}

View File

@ -398,6 +398,8 @@ static int handle_sske(struct kvm_vcpu *vcpu)
up_read(&current->mm->mmap_sem);
if (rc == -EFAULT)
return kvm_s390_inject_program_int(vcpu, PGM_ADDRESSING);
if (rc == -EAGAIN)
continue;
if (rc < 0)
return rc;
start += PAGE_SIZE;

View File

@ -684,9 +684,10 @@ void __gmap_zap(struct gmap *gmap, unsigned long gaddr)
vmaddr |= gaddr & ~PMD_MASK;
/* Get pointer to the page table entry */
ptep = get_locked_pte(gmap->mm, vmaddr, &ptl);
if (likely(ptep))
if (likely(ptep)) {
ptep_zap_unused(gmap->mm, vmaddr, ptep, 0);
pte_unmap_unlock(ptep, ptl);
pte_unmap_unlock(ptep, ptl);
}
}
}
EXPORT_SYMBOL_GPL(__gmap_zap);

View File

@ -62,18 +62,20 @@ void fpu_state_restore(struct pt_regs *regs)
}
if (!tsk_used_math(tsk)) {
local_irq_enable();
int ret;
/*
* does a slab alloc which can sleep
*/
if (init_fpu(tsk)) {
local_irq_enable();
ret = init_fpu(tsk);
local_irq_disable();
if (ret) {
/*
* ran out of memory!
*/
do_group_exit(SIGKILL);
force_sig(SIGKILL);
return;
}
local_irq_disable();
}
grab_fpu(regs);

View File

@ -155,7 +155,6 @@ void set_hv_tscchange_cb(void (*cb)(void))
struct hv_reenlightenment_control re_ctrl = {
.vector = HYPERV_REENLIGHTENMENT_VECTOR,
.enabled = 1,
.target_vp = hv_vp_index[smp_processor_id()]
};
struct hv_tsc_emulation_control emu_ctrl = {.enabled = 1};
@ -169,8 +168,12 @@ void set_hv_tscchange_cb(void (*cb)(void))
/* Make sure callback is registered before we write to MSRs */
wmb();
re_ctrl.target_vp = hv_vp_index[get_cpu()];
wrmsrl(HV_X64_MSR_REENLIGHTENMENT_CONTROL, *((u64 *)&re_ctrl));
wrmsrl(HV_X64_MSR_TSC_EMULATION_CONTROL, *((u64 *)&emu_ctrl));
put_cpu();
}
EXPORT_SYMBOL_GPL(set_hv_tscchange_cb);

View File

@ -15,7 +15,7 @@
#define THREAD_SIZE_ORDER (2 + KASAN_STACK_ORDER)
#define THREAD_SIZE (PAGE_SIZE << THREAD_SIZE_ORDER)
#define EXCEPTION_STACK_ORDER (0 + KASAN_STACK_ORDER)
#define EXCEPTION_STACK_ORDER (1 + KASAN_STACK_ORDER)
#define EXCEPTION_STKSZ (PAGE_SIZE << EXCEPTION_STACK_ORDER)
#define IRQ_STACK_ORDER (2 + KASAN_STACK_ORDER)

View File

@ -987,6 +987,8 @@ static void init_amd(struct cpuinfo_x86 *c)
if (cpu_has(c, X86_FEATURE_IRPERF) &&
!cpu_has_amd_erratum(c, amd_erratum_1054))
msr_set_bit(MSR_K7_HWCR, MSR_K7_HWCR_IRPERF_EN_BIT);
check_null_seg_clears_base(c);
}
#ifdef CONFIG_X86_32

View File

@ -1336,9 +1336,8 @@ void __init early_cpu_init(void)
early_identify_cpu(&boot_cpu_data);
}
static void detect_null_seg_behavior(struct cpuinfo_x86 *c)
static bool detect_null_seg_behavior(void)
{
#ifdef CONFIG_X86_64
/*
* Empirically, writing zero to a segment selector on AMD does
* not clear the base, whereas writing zero to a segment
@ -1359,10 +1358,43 @@ static void detect_null_seg_behavior(struct cpuinfo_x86 *c)
wrmsrl(MSR_FS_BASE, 1);
loadsegment(fs, 0);
rdmsrl(MSR_FS_BASE, tmp);
if (tmp != 0)
set_cpu_bug(c, X86_BUG_NULL_SEG);
wrmsrl(MSR_FS_BASE, old_base);
#endif
return tmp == 0;
}
void check_null_seg_clears_base(struct cpuinfo_x86 *c)
{
/* BUG_NULL_SEG is only relevant with 64bit userspace */
if (!IS_ENABLED(CONFIG_X86_64))
return;
/* Zen3 CPUs advertise Null Selector Clears Base in CPUID. */
if (c->extended_cpuid_level >= 0x80000021 &&
cpuid_eax(0x80000021) & BIT(6))
return;
/*
* CPUID bit above wasn't set. If this kernel is still running
* as a HV guest, then the HV has decided not to advertize
* that CPUID bit for whatever reason. For example, one
* member of the migration pool might be vulnerable. Which
* means, the bug is present: set the BUG flag and return.
*/
if (cpu_has(c, X86_FEATURE_HYPERVISOR)) {
set_cpu_bug(c, X86_BUG_NULL_SEG);
return;
}
/*
* Zen2 CPUs also have this behaviour, but no CPUID bit.
* 0x18 is the respective family for Hygon.
*/
if ((c->x86 == 0x17 || c->x86 == 0x18) &&
detect_null_seg_behavior())
return;
/* All the remaining ones are affected */
set_cpu_bug(c, X86_BUG_NULL_SEG);
}
static void generic_identify(struct cpuinfo_x86 *c)
@ -1398,8 +1430,6 @@ static void generic_identify(struct cpuinfo_x86 *c)
get_model_name(c); /* Default name */
detect_null_seg_behavior(c);
/*
* ESPFIX is a strange bug. All real CPUs have it. Paravirt
* systems that run Linux at CPL > 0 may or may not have the

View File

@ -73,6 +73,7 @@ extern int detect_extended_topology_early(struct cpuinfo_x86 *c);
extern int detect_extended_topology(struct cpuinfo_x86 *c);
extern int detect_ht_early(struct cpuinfo_x86 *c);
extern void detect_ht(struct cpuinfo_x86 *c);
extern void check_null_seg_clears_base(struct cpuinfo_x86 *c);
unsigned int aperfmperf_get_khz(int cpu);

View File

@ -350,6 +350,8 @@ static void init_hygon(struct cpuinfo_x86 *c)
/* Hygon CPUs don't reset SS attributes on SYSRET, Xen does. */
if (!cpu_has(c, X86_FEATURE_XENPV))
set_cpu_bug(c, X86_BUG_SYSRET_SS_ATTRS);
check_null_seg_clears_base(c);
}
static void cpu_detect_tlb_hygon(struct cpuinfo_x86 *c)

View File

@ -295,8 +295,10 @@ void kvm_set_posted_intr_wakeup_handler(void (*handler)(void))
{
if (handler)
kvm_posted_intr_wakeup_handler = handler;
else
else {
kvm_posted_intr_wakeup_handler = dummy_handler;
synchronize_rcu();
}
}
EXPORT_SYMBOL_GPL(kvm_set_posted_intr_wakeup_handler);

View File

@ -785,15 +785,15 @@ void update_exception_bitmap(struct kvm_vcpu *vcpu)
/*
* Check if MSR is intercepted for currently loaded MSR bitmap.
*/
static bool msr_write_intercepted(struct kvm_vcpu *vcpu, u32 msr)
static bool msr_write_intercepted(struct vcpu_vmx *vmx, u32 msr)
{
unsigned long *msr_bitmap;
int f = sizeof(unsigned long);
if (!cpu_has_vmx_msr_bitmap())
if (!(exec_controls_get(vmx) & CPU_BASED_USE_MSR_BITMAPS))
return true;
msr_bitmap = to_vmx(vcpu)->loaded_vmcs->msr_bitmap;
msr_bitmap = vmx->loaded_vmcs->msr_bitmap;
if (msr <= 0x1fff) {
return !!test_bit(msr, msr_bitmap + 0x800 / f);
@ -6579,7 +6579,7 @@ static void vmx_vcpu_run(struct kvm_vcpu *vcpu)
* If the L02 MSR bitmap does not intercept the MSR, then we need to
* save it.
*/
if (unlikely(!msr_write_intercepted(vcpu, MSR_IA32_SPEC_CTRL)))
if (unlikely(!msr_write_intercepted(vmx, MSR_IA32_SPEC_CTRL)))
vmx->spec_ctrl = native_read_msr(MSR_IA32_SPEC_CTRL);
x86_spec_ctrl_restore_host(vmx->spec_ctrl, 0);

View File

@ -27,6 +27,15 @@
#undef CONFIG_PARAVIRT_XXL
#undef CONFIG_PARAVIRT_SPINLOCKS
/*
* This code runs before CPU feature bits are set. By default, the
* pgtable_l5_enabled() function uses bit X86_FEATURE_LA57 to determine if
* 5-level paging is active, so that won't work here. USE_EARLY_PGTABLE_L5
* is provided to handle this situation and, instead, use a variable that
* has been set by the early boot code.
*/
#define USE_EARLY_PGTABLE_L5
#include <linux/kernel.h>
#include <linux/mm.h>
#include <linux/mem_encrypt.h>

View File

@ -733,7 +733,6 @@ void blk_mq_requeue_request(struct request *rq, bool kick_requeue_list)
/* this request will be re-inserted to io scheduler queue */
blk_mq_sched_requeue_request(rq);
BUG_ON(!list_empty(&rq->queuelist));
blk_mq_add_to_requeue_list(rq, true, kick_requeue_list);
}
EXPORT_SYMBOL(blk_mq_requeue_request);

View File

@ -242,12 +242,12 @@ config CRYPTO_DH
config CRYPTO_ECC
tristate
select CRYPTO_RNG_DEFAULT
config CRYPTO_ECDH
tristate "ECDH algorithm"
select CRYPTO_ECC
select CRYPTO_KPP
select CRYPTO_RNG_DEFAULT
help
Generic implementation of the ECDH algorithm

View File

@ -79,12 +79,14 @@ static void pcrypt_aead_enc(struct padata_priv *padata)
{
struct pcrypt_request *preq = pcrypt_padata_request(padata);
struct aead_request *req = pcrypt_request_ctx(preq);
int ret;
padata->info = crypto_aead_encrypt(req);
ret = crypto_aead_encrypt(req);
if (padata->info == -EINPROGRESS)
if (ret == -EINPROGRESS)
return;
padata->info = ret;
padata_do_serial(padata);
}
@ -124,12 +126,14 @@ static void pcrypt_aead_dec(struct padata_priv *padata)
{
struct pcrypt_request *preq = pcrypt_padata_request(padata);
struct aead_request *req = pcrypt_request_ctx(preq);
int ret;
padata->info = crypto_aead_decrypt(req);
ret = crypto_aead_decrypt(req);
if (padata->info == -EINPROGRESS)
if (ret == -EINPROGRESS)
return;
padata->info = ret;
padata_do_serial(padata);
}

View File

@ -220,6 +220,8 @@ extern struct acpi_bit_register_info
acpi_gbl_bit_register_info[ACPI_NUM_BITREG];
ACPI_GLOBAL(u8, acpi_gbl_sleep_type_a);
ACPI_GLOBAL(u8, acpi_gbl_sleep_type_b);
ACPI_GLOBAL(u8, acpi_gbl_sleep_type_a_s0);
ACPI_GLOBAL(u8, acpi_gbl_sleep_type_b_s0);
/*****************************************************************************
*

View File

@ -147,17 +147,13 @@ acpi_status acpi_hw_extended_sleep(u8 sleep_state)
acpi_status acpi_hw_extended_wake_prep(u8 sleep_state)
{
acpi_status status;
u8 sleep_type_value;
ACPI_FUNCTION_TRACE(hw_extended_wake_prep);
status = acpi_get_sleep_type_data(ACPI_STATE_S0,
&acpi_gbl_sleep_type_a,
&acpi_gbl_sleep_type_b);
if (ACPI_SUCCESS(status)) {
if (acpi_gbl_sleep_type_a_s0 != ACPI_SLEEP_TYPE_INVALID) {
sleep_type_value =
((acpi_gbl_sleep_type_a << ACPI_X_SLEEP_TYPE_POSITION) &
((acpi_gbl_sleep_type_a_s0 << ACPI_X_SLEEP_TYPE_POSITION) &
ACPI_X_SLEEP_TYPE_MASK);
(void)acpi_write((u64)(sleep_type_value | ACPI_X_SLEEP_ENABLE),

View File

@ -179,7 +179,7 @@ acpi_status acpi_hw_legacy_sleep(u8 sleep_state)
acpi_status acpi_hw_legacy_wake_prep(u8 sleep_state)
{
acpi_status status;
acpi_status status = AE_OK;
struct acpi_bit_register_info *sleep_type_reg_info;
struct acpi_bit_register_info *sleep_enable_reg_info;
u32 pm1a_control;
@ -192,10 +192,7 @@ acpi_status acpi_hw_legacy_wake_prep(u8 sleep_state)
* This is unclear from the ACPI Spec, but it is required
* by some machines.
*/
status = acpi_get_sleep_type_data(ACPI_STATE_S0,
&acpi_gbl_sleep_type_a,
&acpi_gbl_sleep_type_b);
if (ACPI_SUCCESS(status)) {
if (acpi_gbl_sleep_type_a_s0 != ACPI_SLEEP_TYPE_INVALID) {
sleep_type_reg_info =
acpi_hw_get_bit_register_info(ACPI_BITREG_SLEEP_TYPE);
sleep_enable_reg_info =
@ -216,9 +213,9 @@ acpi_status acpi_hw_legacy_wake_prep(u8 sleep_state)
/* Insert the SLP_TYP bits */
pm1a_control |= (acpi_gbl_sleep_type_a <<
pm1a_control |= (acpi_gbl_sleep_type_a_s0 <<
sleep_type_reg_info->bit_position);
pm1b_control |= (acpi_gbl_sleep_type_b <<
pm1b_control |= (acpi_gbl_sleep_type_b_s0 <<
sleep_type_reg_info->bit_position);
/* Write the control registers and ignore any errors */

View File

@ -214,6 +214,13 @@ acpi_status acpi_enter_sleep_state_prep(u8 sleep_state)
return_ACPI_STATUS(status);
}
status = acpi_get_sleep_type_data(ACPI_STATE_S0,
&acpi_gbl_sleep_type_a_s0,
&acpi_gbl_sleep_type_b_s0);
if (ACPI_FAILURE(status)) {
acpi_gbl_sleep_type_a_s0 = ACPI_SLEEP_TYPE_INVALID;
}
/* Execute the _PTS method (Prepare To Sleep) */
arg_list.count = 1;

View File

@ -185,7 +185,7 @@ static int acpi_battery_is_charged(struct acpi_battery *battery)
return 1;
/* fallback to using design values for broken batteries */
if (battery->design_capacity == battery->capacity_now)
if (battery->design_capacity <= battery->capacity_now)
return 1;
/* we don't do any sort of metric based on percentages */

View File

@ -211,31 +211,36 @@ static acpi_status intel_pmic_regs_handler(u32 function,
void *handler_context, void *region_context)
{
struct intel_pmic_opregion *opregion = region_context;
int result = 0;
int result = -EINVAL;
switch (address) {
case 0:
return AE_OK;
case 1:
opregion->ctx.addr |= (*value64 & 0xff) << 8;
return AE_OK;
case 2:
opregion->ctx.addr |= *value64 & 0xff;
return AE_OK;
case 3:
opregion->ctx.val = *value64 & 0xff;
return AE_OK;
case 4:
if (*value64) {
result = regmap_write(opregion->regmap, opregion->ctx.addr,
opregion->ctx.val);
} else {
result = regmap_read(opregion->regmap, opregion->ctx.addr,
&opregion->ctx.val);
if (result == 0)
*value64 = opregion->ctx.val;
if (function == ACPI_WRITE) {
switch (address) {
case 0:
return AE_OK;
case 1:
opregion->ctx.addr |= (*value64 & 0xff) << 8;
return AE_OK;
case 2:
opregion->ctx.addr |= *value64 & 0xff;
return AE_OK;
case 3:
opregion->ctx.val = *value64 & 0xff;
return AE_OK;
case 4:
if (*value64) {
result = regmap_write(opregion->regmap, opregion->ctx.addr,
opregion->ctx.val);
} else {
result = regmap_read(opregion->regmap, opregion->ctx.addr,
&opregion->ctx.val);
}
opregion->ctx.addr = 0;
}
memset(&opregion->ctx, 0x00, sizeof(opregion->ctx));
}
if (function == ACPI_READ && address == 3) {
*value64 = opregion->ctx.val;
return AE_OK;
}
if (result < 0) {

View File

@ -2057,7 +2057,7 @@ unsigned int ata_read_log_page(struct ata_device *dev, u8 log,
retry:
ata_tf_init(dev, &tf);
if (dev->dma_mode && ata_id_has_read_log_dma_ext(dev->id) &&
if (ata_dma_enabled(dev) && ata_id_has_read_log_dma_ext(dev->id) &&
!(dev->horkage & ATA_HORKAGE_NO_DMA_LOG)) {
tf.command = ATA_CMD_READ_LOG_DMA_EXT;
tf.protocol = ATA_PROT_DMA;

View File

@ -97,6 +97,12 @@ static const unsigned long ata_eh_identify_timeouts[] = {
ULONG_MAX,
};
static const unsigned long ata_eh_revalidate_timeouts[] = {
15000, /* Some drives are slow to read log pages when waking-up */
15000, /* combined time till here is enough even for media access */
ULONG_MAX,
};
static const unsigned long ata_eh_flush_timeouts[] = {
15000, /* be generous with flush */
15000, /* ditto */
@ -133,6 +139,8 @@ static const struct ata_eh_cmd_timeout_ent
ata_eh_cmd_timeout_table[ATA_EH_CMD_TIMEOUT_TABLE_SIZE] = {
{ .commands = CMDS(ATA_CMD_ID_ATA, ATA_CMD_ID_ATAPI),
.timeouts = ata_eh_identify_timeouts, },
{ .commands = CMDS(ATA_CMD_READ_LOG_EXT, ATA_CMD_READ_LOG_DMA_EXT),
.timeouts = ata_eh_revalidate_timeouts, },
{ .commands = CMDS(ATA_CMD_READ_NATIVE_MAX, ATA_CMD_READ_NATIVE_MAX_EXT),
.timeouts = ata_eh_other_timeouts, },
{ .commands = CMDS(ATA_CMD_SET_MAX, ATA_CMD_SET_MAX_EXT),

View File

@ -219,6 +219,15 @@ static const struct backlight_ops ht16k33_bl_ops = {
.check_fb = ht16k33_bl_check_fb,
};
/*
* Blank events will be passed to the actual device handling the backlight when
* we return zero here.
*/
static int ht16k33_blank(int blank, struct fb_info *info)
{
return 0;
}
static int ht16k33_mmap(struct fb_info *info, struct vm_area_struct *vma)
{
struct ht16k33_priv *priv = info->par;
@ -231,6 +240,7 @@ static struct fb_ops ht16k33_fb_ops = {
.owner = THIS_MODULE,
.fb_read = fb_sys_read,
.fb_write = fb_sys_write,
.fb_blank = ht16k33_blank,
.fb_fillrect = sys_fillrect,
.fb_copyarea = sys_copyarea,
.fb_imageblit = sys_imageblit,
@ -418,6 +428,33 @@ static int ht16k33_probe(struct i2c_client *client,
if (err)
return err;
/* Backlight */
memset(&bl_props, 0, sizeof(struct backlight_properties));
bl_props.type = BACKLIGHT_RAW;
bl_props.max_brightness = MAX_BRIGHTNESS;
bl = devm_backlight_device_register(&client->dev, DRIVER_NAME"-bl",
&client->dev, priv,
&ht16k33_bl_ops, &bl_props);
if (IS_ERR(bl)) {
dev_err(&client->dev, "failed to register backlight\n");
return PTR_ERR(bl);
}
err = of_property_read_u32(node, "default-brightness-level",
&dft_brightness);
if (err) {
dft_brightness = MAX_BRIGHTNESS;
} else if (dft_brightness > MAX_BRIGHTNESS) {
dev_warn(&client->dev,
"invalid default brightness level: %u, using %u\n",
dft_brightness, MAX_BRIGHTNESS);
dft_brightness = MAX_BRIGHTNESS;
}
bl->props.brightness = dft_brightness;
ht16k33_bl_update_status(bl);
/* Framebuffer (2 bytes per column) */
BUILD_BUG_ON(PAGE_SIZE < HT16K33_FB_SIZE);
fbdev->buffer = (unsigned char *) get_zeroed_page(GFP_KERNEL);
@ -450,6 +487,7 @@ static int ht16k33_probe(struct i2c_client *client,
fbdev->info->screen_size = HT16K33_FB_SIZE;
fbdev->info->fix = ht16k33_fb_fix;
fbdev->info->var = ht16k33_fb_var;
fbdev->info->bl_dev = bl;
fbdev->info->pseudo_palette = NULL;
fbdev->info->flags = FBINFO_FLAG_DEFAULT;
fbdev->info->par = priv;
@ -462,34 +500,6 @@ static int ht16k33_probe(struct i2c_client *client,
if (err)
goto err_fbdev_unregister;
/* Backlight */
memset(&bl_props, 0, sizeof(struct backlight_properties));
bl_props.type = BACKLIGHT_RAW;
bl_props.max_brightness = MAX_BRIGHTNESS;
bl = devm_backlight_device_register(&client->dev, DRIVER_NAME"-bl",
&client->dev, priv,
&ht16k33_bl_ops, &bl_props);
if (IS_ERR(bl)) {
dev_err(&client->dev, "failed to register backlight\n");
err = PTR_ERR(bl);
goto err_fbdev_unregister;
}
err = of_property_read_u32(node, "default-brightness-level",
&dft_brightness);
if (err) {
dft_brightness = MAX_BRIGHTNESS;
} else if (dft_brightness > MAX_BRIGHTNESS) {
dev_warn(&client->dev,
"invalid default brightness level: %u, using %u\n",
dft_brightness, MAX_BRIGHTNESS);
dft_brightness = MAX_BRIGHTNESS;
}
bl->props.brightness = dft_brightness;
ht16k33_bl_update_status(bl);
ht16k33_fb_queue(priv);
return 0;

View File

@ -280,6 +280,16 @@ static int img_ascii_lcd_display(struct img_ascii_lcd_ctx *ctx,
if (msg[count - 1] == '\n')
count--;
if (!count) {
/* clear the LCD */
devm_kfree(&ctx->pdev->dev, ctx->message);
ctx->message = NULL;
ctx->message_len = 0;
memset(ctx->curr, ' ', ctx->cfg->num_chars);
ctx->cfg->update(ctx);
return 0;
}
new_msg = devm_kmalloc(&ctx->pdev->dev, count + 1, GFP_KERNEL);
if (!new_msg)
return -ENOMEM;

View File

@ -653,9 +653,6 @@ static inline void copy_buffer(void *from, void *to)
*p2++ = *p1++;
}
/* General Interrupt Handling */
static void (*FloppyIRQHandler)( int status ) = NULL;
@ -1225,6 +1222,7 @@ static void fd_rwsec_done1(int status)
}
else {
/* all sectors finished */
finish_fdc();
fd_end_request_cur(BLK_STS_OK);
}
return;
@ -1472,15 +1470,6 @@ static void setup_req_params( int drive )
ReqTrack, ReqSector, (unsigned long)ReqData ));
}
static void ataflop_commit_rqs(struct blk_mq_hw_ctx *hctx)
{
spin_lock_irq(&ataflop_lock);
atari_disable_irq(IRQ_MFP_FDC);
finish_fdc();
atari_enable_irq(IRQ_MFP_FDC);
spin_unlock_irq(&ataflop_lock);
}
static blk_status_t ataflop_queue_rq(struct blk_mq_hw_ctx *hctx,
const struct blk_mq_queue_data *bd)
{
@ -1488,6 +1477,8 @@ static blk_status_t ataflop_queue_rq(struct blk_mq_hw_ctx *hctx,
int drive = floppy - unit;
int type = floppy->type;
DPRINT(("Queue request: drive %d type %d last %d\n", drive, type, bd->last));
spin_lock_irq(&ataflop_lock);
if (fd_request) {
spin_unlock_irq(&ataflop_lock);
@ -1547,8 +1538,6 @@ static blk_status_t ataflop_queue_rq(struct blk_mq_hw_ctx *hctx,
setup_req_params( drive );
do_fd_action( drive );
if (bd->last)
finish_fdc();
atari_enable_irq( IRQ_MFP_FDC );
out:
@ -1958,7 +1947,6 @@ static const struct block_device_operations floppy_fops = {
static const struct blk_mq_ops ataflop_mq_ops = {
.queue_rq = ataflop_queue_rq,
.commit_rqs = ataflop_commit_rqs,
};
static struct kobject *floppy_find(dev_t dev, int *part, void *data)

View File

@ -901,7 +901,7 @@ static ssize_t read_block_state(struct file *file, char __user *buf,
zram_test_flag(zram, index, ZRAM_HUGE) ? 'h' : '.',
zram_test_flag(zram, index, ZRAM_IDLE) ? 'i' : '.');
if (count < copied) {
if (count <= copied) {
zram_slot_unlock(zram, index);
break;
}

View File

@ -158,8 +158,10 @@ static int mtk_hci_wmt_sync(struct hci_dev *hdev,
int err;
hlen = sizeof(*hdr) + wmt_params->dlen;
if (hlen > 255)
return -EINVAL;
if (hlen > 255) {
err = -EINVAL;
goto err_free_skb;
}
hdr = (struct mtk_wmt_hdr *)&wc;
hdr->dir = 1;
@ -173,7 +175,7 @@ static int mtk_hci_wmt_sync(struct hci_dev *hdev,
err = __hci_cmd_send(hdev, 0xfc6f, hlen, &wc);
if (err < 0) {
clear_bit(BTMTKUART_TX_WAIT_VND_EVT, &bdev->tx_state);
return err;
goto err_free_skb;
}
/* The vendor specific WMT commands are all answered by a vendor
@ -190,13 +192,14 @@ static int mtk_hci_wmt_sync(struct hci_dev *hdev,
if (err == -EINTR) {
bt_dev_err(hdev, "Execution of wmt command interrupted");
clear_bit(BTMTKUART_TX_WAIT_VND_EVT, &bdev->tx_state);
return err;
goto err_free_skb;
}
if (err) {
bt_dev_err(hdev, "Execution of wmt command timed out");
clear_bit(BTMTKUART_TX_WAIT_VND_EVT, &bdev->tx_state);
return -ETIMEDOUT;
err = -ETIMEDOUT;
goto err_free_skb;
}
/* Parse and handle the return WMT event */

View File

@ -173,8 +173,13 @@ static int mtk_rng_runtime_resume(struct device *dev)
return mtk_rng_init(&priv->rng);
}
static UNIVERSAL_DEV_PM_OPS(mtk_rng_pm_ops, mtk_rng_runtime_suspend,
mtk_rng_runtime_resume, NULL);
static const struct dev_pm_ops mtk_rng_pm_ops = {
SET_RUNTIME_PM_OPS(mtk_rng_runtime_suspend,
mtk_rng_runtime_resume, NULL)
SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend,
pm_runtime_force_resume)
};
#define MTK_RNG_PM_OPS (&mtk_rng_pm_ops)
#else /* CONFIG_PM */
#define MTK_RNG_PM_OPS NULL

View File

@ -4797,7 +4797,9 @@ static atomic_t recv_msg_inuse_count = ATOMIC_INIT(0);
static void free_smi_msg(struct ipmi_smi_msg *msg)
{
atomic_dec(&smi_msg_inuse_count);
kfree(msg);
/* Try to keep as much stuff out of the panic path as possible. */
if (!oops_in_progress)
kfree(msg);
}
struct ipmi_smi_msg *ipmi_alloc_smi_msg(void)
@ -4816,7 +4818,9 @@ EXPORT_SYMBOL(ipmi_alloc_smi_msg);
static void free_recv_msg(struct ipmi_recv_msg *msg)
{
atomic_dec(&recv_msg_inuse_count);
kfree(msg);
/* Try to keep as much stuff out of the panic path as possible. */
if (!oops_in_progress)
kfree(msg);
}
static struct ipmi_recv_msg *ipmi_alloc_recv_msg(void)
@ -4834,7 +4838,7 @@ static struct ipmi_recv_msg *ipmi_alloc_recv_msg(void)
void ipmi_free_recv_msg(struct ipmi_recv_msg *msg)
{
if (msg->user)
if (msg->user && !oops_in_progress)
kref_put(&msg->user->refcount, free_user);
msg->done(msg);
}

View File

@ -337,13 +337,17 @@ static atomic_t msg_tofree = ATOMIC_INIT(0);
static DECLARE_COMPLETION(msg_wait);
static void msg_free_smi(struct ipmi_smi_msg *msg)
{
if (atomic_dec_and_test(&msg_tofree))
complete(&msg_wait);
if (atomic_dec_and_test(&msg_tofree)) {
if (!oops_in_progress)
complete(&msg_wait);
}
}
static void msg_free_recv(struct ipmi_recv_msg *msg)
{
if (atomic_dec_and_test(&msg_tofree))
complete(&msg_wait);
if (atomic_dec_and_test(&msg_tofree)) {
if (!oops_in_progress)
complete(&msg_wait);
}
}
static struct ipmi_smi_msg smi_msg = {
.done = msg_free_smi
@ -429,8 +433,10 @@ static int _ipmi_set_timeout(int do_heartbeat)
rv = __ipmi_set_timeout(&smi_msg,
&recv_msg,
&send_heartbeat_now);
if (rv)
if (rv) {
atomic_set(&msg_tofree, 0);
return rv;
}
wait_for_completion(&msg_wait);
@ -575,6 +581,7 @@ restart:
&recv_msg,
1);
if (rv) {
atomic_set(&msg_tofree, 0);
pr_warn("heartbeat send failure: %d\n", rv);
return rv;
}

View File

@ -455,6 +455,9 @@ static int tpm2_map_response_body(struct tpm_chip *chip, u32 cc, u8 *rsp,
if (be32_to_cpu(data->capability) != TPM2_CAP_HANDLES)
return 0;
if (be32_to_cpu(data->count) > (UINT_MAX - TPM_HEADER_SIZE - 9) / 4)
return -EFAULT;
if (len != TPM_HEADER_SIZE + 9 + 4 * be32_to_cpu(data->count))
return -EFAULT;

View File

@ -275,6 +275,11 @@ static int __init pmc_register_ops(void)
np = of_find_matching_node(NULL, sama5d2_pmc_dt_ids);
if (!of_device_is_available(np)) {
of_node_put(np);
return -ENODEV;
}
pmcreg = device_node_to_regmap(np);
if (IS_ERR(pmcreg))
return PTR_ERR(pmcreg);

View File

@ -256,12 +256,15 @@ static int ap_cpu_clock_probe(struct platform_device *pdev)
int cpu, err;
err = of_property_read_u32(dn, "reg", &cpu);
if (WARN_ON(err))
if (WARN_ON(err)) {
of_node_put(dn);
return err;
}
/* If cpu2 or cpu3 is enabled */
if (cpu & APN806_CLUSTER_NUM_MASK) {
nclusters = 2;
of_node_put(dn);
break;
}
}
@ -288,8 +291,10 @@ static int ap_cpu_clock_probe(struct platform_device *pdev)
int cpu, err;
err = of_property_read_u32(dn, "reg", &cpu);
if (WARN_ON(err))
if (WARN_ON(err)) {
of_node_put(dn);
return err;
}
cluster_index = cpu & APN806_CLUSTER_NUM_MASK;
cluster_index >>= APN806_CLUSTER_NUM_OFFSET;
@ -301,6 +306,7 @@ static int ap_cpu_clock_probe(struct platform_device *pdev)
parent = of_clk_get(np, cluster_index);
if (IS_ERR(parent)) {
dev_err(dev, "Could not get the clock parent\n");
of_node_put(dn);
return -EINVAL;
}
parent_name = __clk_get_name(parent);
@ -319,8 +325,10 @@ static int ap_cpu_clock_probe(struct platform_device *pdev)
init.parent_names = &parent_name;
ret = devm_clk_hw_register(dev, &ap_cpu_clk[cluster_index].hw);
if (ret)
if (ret) {
of_node_put(dn);
return ret;
}
ap_cpu_data->hws[cluster_index] = &ap_cpu_clk[cluster_index].hw;
}

View File

@ -24,6 +24,7 @@ config I8253_LOCK
config OMAP_DM_TIMER
bool
select TIMER_OF
config CLKBLD_I8253
def_bool y if CLKSRC_I8253 || CLKEVT_I8253 || I8253_LOCK

View File

@ -481,6 +481,7 @@ static int cpuidle_add_state_sysfs(struct cpuidle_device *device)
&kdev->kobj, "state%d", i);
if (ret) {
kobject_put(&kobj->kobj);
kfree(kobj);
goto error_state;
}
cpuidle_add_s2idle_attr_group(kobj);
@ -612,6 +613,7 @@ static int cpuidle_add_driver_sysfs(struct cpuidle_device *dev)
&kdev->kobj, "driver");
if (ret) {
kobject_put(&kdrv->kobj);
kfree(kdrv);
return ret;
}
@ -698,7 +700,6 @@ int cpuidle_add_sysfs(struct cpuidle_device *dev)
if (!kdev)
return -ENOMEM;
kdev->dev = dev;
dev->kobj_dev = kdev;
init_completion(&kdev->kobj_unregister);
@ -706,9 +707,11 @@ int cpuidle_add_sysfs(struct cpuidle_device *dev)
"cpuidle");
if (error) {
kobject_put(&kdev->kobj);
kfree(kdev);
return error;
}
dev->kobj_dev = kdev;
kobject_uevent(&kdev->kobj, KOBJ_ADD);
return 0;

View File

@ -1087,16 +1087,27 @@ static struct caam_akcipher_alg caam_rsa = {
int caam_pkc_init(struct device *ctrldev)
{
struct caam_drv_private *priv = dev_get_drvdata(ctrldev);
u32 pk_inst;
u32 pk_inst, pkha;
int err;
init_done = false;
/* Determine public key hardware accelerator presence. */
if (priv->era < 10)
if (priv->era < 10) {
pk_inst = (rd_reg32(&priv->ctrl->perfmon.cha_num_ls) &
CHA_ID_LS_PK_MASK) >> CHA_ID_LS_PK_SHIFT;
else
pk_inst = rd_reg32(&priv->ctrl->vreg.pkha) & CHA_VER_NUM_MASK;
} else {
pkha = rd_reg32(&priv->ctrl->vreg.pkha);
pk_inst = pkha & CHA_VER_NUM_MASK;
/*
* Newer CAAMs support partially disabled functionality. If this is the
* case, the number is non-zero, but this bit is set to indicate that
* no encryption or decryption is supported. Only signing and verifying
* is supported.
*/
if (pkha & CHA_VER_MISC_PKHA_NO_CRYPT)
pk_inst = 0;
}
/* Do not register algorithms if PKHA is not present. */
if (!pk_inst)

View File

@ -317,6 +317,9 @@ struct version_regs {
/* CHA Miscellaneous Information - AESA_MISC specific */
#define CHA_VER_MISC_AES_GCM BIT(1 + CHA_VER_MISC_SHIFT)
/* CHA Miscellaneous Information - PKHA_MISC specific */
#define CHA_VER_MISC_PKHA_NO_CRYPT BIT(7 + CHA_VER_MISC_SHIFT)
/*
* caam_perfmon - Performance Monitor/Secure Memory Status/
* CAAM Global Status/Component Version IDs

View File

@ -195,6 +195,13 @@ static int __adf_iov_putmsg(struct adf_accel_dev *accel_dev, u32 msg, u8 vf_nr)
val = ADF_CSR_RD(pmisc_bar_addr, pf2vf_offset);
} while ((val & int_bit) && (count++ < ADF_IOV_MSG_ACK_MAX_RETRY));
if (val != msg) {
dev_dbg(&GET_DEV(accel_dev),
"Collision - PFVF CSR overwritten by remote function\n");
ret = -EIO;
goto out;
}
if (val & int_bit) {
dev_dbg(&GET_DEV(accel_dev), "ACK not received from remote\n");
val &= ~int_bit;
@ -243,6 +250,11 @@ void adf_vf2pf_req_hndl(struct adf_accel_vf_info *vf_info)
/* Read message from the VF */
msg = ADF_CSR_RD(pmisc_addr, hw_data->get_pf2vf_offset(vf_nr));
if (!(msg & ADF_VF2PF_INT)) {
dev_info(&GET_DEV(accel_dev),
"Spurious VF2PF interrupt, msg %X. Ignored\n", msg);
goto out;
}
/* To ACK, clear the VF2PFINT bit */
msg &= ~ADF_VF2PF_INT;
@ -326,6 +338,7 @@ void adf_vf2pf_req_hndl(struct adf_accel_vf_info *vf_info)
if (resp && adf_iov_putmsg(accel_dev, resp, vf_nr))
dev_err(&GET_DEV(accel_dev), "Failed to send response to VF\n");
out:
/* re-enable interrupt on PF from this VF */
adf_enable_vf2pf_interrupts(accel_dev, (1 << vf_nr));
return;

View File

@ -123,6 +123,11 @@ static void adf_pf2vf_bh_handler(void *data)
/* Read the message from PF */
msg = ADF_CSR_RD(pmisc_bar_addr, hw_data->get_pf2vf_offset(0));
if (!(msg & ADF_PF2VF_INT)) {
dev_info(&GET_DEV(accel_dev),
"Spurious PF2VF interrupt, msg %X. Ignored\n", msg);
goto out;
}
if (!(msg & ADF_PF2VF_MSGORIGIN_SYSTEM))
/* Ignore legacy non-system (non-kernel) PF2VF messages */
@ -171,6 +176,7 @@ static void adf_pf2vf_bh_handler(void *data)
msg &= ~ADF_PF2VF_INT;
ADF_CSR_WR(pmisc_bar_addr, hw_data->get_pf2vf_offset(0), msg);
out:
/* Re-enable PF2VF interrupts */
adf_enable_pf2vf_interrupts(accel_dev);
return;

View File

@ -2208,6 +2208,8 @@ static int s5p_aes_probe(struct platform_device *pdev)
variant = find_s5p_sss_version(pdev);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res)
return -EINVAL;
/*
* Note: HASH and PRNG uses the same registers in secss, avoid

View File

@ -79,6 +79,7 @@ static void dma_buf_release(struct dentry *dentry)
if (dmabuf->resv == (struct dma_resv *)&dmabuf[1])
dma_resv_fini(dmabuf->resv);
WARN_ON(!list_empty(&dmabuf->attachments));
module_put(dmabuf->owner);
kfree(dmabuf->name);
kfree(dmabuf);

View File

@ -145,7 +145,7 @@
#define AT_XDMAC_CC_WRIP (0x1 << 23) /* Write in Progress (read only) */
#define AT_XDMAC_CC_WRIP_DONE (0x0 << 23)
#define AT_XDMAC_CC_WRIP_IN_PROGRESS (0x1 << 23)
#define AT_XDMAC_CC_PERID(i) (0x7f & (i) << 24) /* Channel Peripheral Identifier */
#define AT_XDMAC_CC_PERID(i) ((0x7f & (i)) << 24) /* Channel Peripheral Identifier */
#define AT_XDMAC_CDS_MSP 0x2C /* Channel Data Stride Memory Set Pattern */
#define AT_XDMAC_CSUS 0x30 /* Channel Source Microblock Stride */
#define AT_XDMAC_CDUS 0x34 /* Channel Destination Microblock Stride */

View File

@ -168,7 +168,7 @@ dmaengine_desc_get_callback_invoke(struct dma_async_tx_descriptor *tx,
static inline bool
dmaengine_desc_callback_valid(struct dmaengine_desc_callback *cb)
{
return (cb->callback) ? true : false;
return cb->callback || cb->callback_result;
}
#endif

View File

@ -797,12 +797,14 @@ static void debug_dump_dramcfg_low(struct amd64_pvt *pvt, u32 dclr, int chan)
#define CS_ODD_PRIMARY BIT(1)
#define CS_EVEN_SECONDARY BIT(2)
#define CS_ODD_SECONDARY BIT(3)
#define CS_3R_INTERLEAVE BIT(4)
#define CS_EVEN (CS_EVEN_PRIMARY | CS_EVEN_SECONDARY)
#define CS_ODD (CS_ODD_PRIMARY | CS_ODD_SECONDARY)
static int f17_get_cs_mode(int dimm, u8 ctrl, struct amd64_pvt *pvt)
{
u8 base, count = 0;
int cs_mode = 0;
if (csrow_enabled(2 * dimm, ctrl, pvt))
@ -815,6 +817,20 @@ static int f17_get_cs_mode(int dimm, u8 ctrl, struct amd64_pvt *pvt)
if (csrow_sec_enabled(2 * dimm + 1, ctrl, pvt))
cs_mode |= CS_ODD_SECONDARY;
/*
* 3 Rank inteleaving support.
* There should be only three bases enabled and their two masks should
* be equal.
*/
for_each_chip_select(base, ctrl, pvt)
count += csrow_enabled(base, ctrl, pvt);
if (count == 3 &&
pvt->csels[ctrl].csmasks[0] == pvt->csels[ctrl].csmasks[1]) {
edac_dbg(1, "3R interleaving in use.\n");
cs_mode |= CS_3R_INTERLEAVE;
}
return cs_mode;
}
@ -1623,10 +1639,14 @@ static int f17_addr_mask_to_cs_size(struct amd64_pvt *pvt, u8 umc,
*
* The MSB is the number of bits in the full mask because BIT[0] is
* always 0.
*
* In the special 3 Rank interleaving case, a single bit is flipped
* without swapping with the most significant bit. This can be handled
* by keeping the MSB where it is and ignoring the single zero bit.
*/
msb = fls(addr_mask_orig) - 1;
weight = hweight_long(addr_mask_orig);
num_zero_bits = msb - weight;
num_zero_bits = msb - weight - !!(cs_mode & CS_3R_INTERLEAVE);
/* Take the number of zero bits off from the top of the mask. */
addr_mask_deinterleaved = GENMASK_ULL(msb - num_zero_bits, 1);

View File

@ -1055,7 +1055,7 @@ static u64 haswell_get_tohm(struct sbridge_pvt *pvt)
pci_read_config_dword(pvt->info.pci_vtd, HASWELL_TOHM_1, &reg);
rc = ((reg << 6) | rc) << 26;
return rc | 0x1ffffff;
return rc | 0x3ffffff;
}
static u64 knl_get_tolm(struct sbridge_pvt *pvt)

View File

@ -155,7 +155,7 @@ static int alloc_init_cpu_groups(cpumask_var_t **pcpu_groups)
if (!alloc_cpumask_var(&tmp, GFP_KERNEL))
return -ENOMEM;
cpu_groups = kcalloc(nb_available_cpus, sizeof(cpu_groups),
cpu_groups = kcalloc(nb_available_cpus, sizeof(*cpu_groups),
GFP_KERNEL);
if (!cpu_groups) {
free_cpumask_var(tmp);

View File

@ -61,7 +61,7 @@ static void amdgpu_bo_list_free(struct kref *ref)
int amdgpu_bo_list_create(struct amdgpu_device *adev, struct drm_file *filp,
struct drm_amdgpu_bo_list_entry *info,
unsigned num_entries, struct amdgpu_bo_list **result)
size_t num_entries, struct amdgpu_bo_list **result)
{
unsigned last_entry = 0, first_userptr = num_entries;
struct amdgpu_bo_list_entry *array;

View File

@ -60,7 +60,7 @@ int amdgpu_bo_create_list_entry_array(struct drm_amdgpu_bo_list_in *in,
int amdgpu_bo_list_create(struct amdgpu_device *adev,
struct drm_file *filp,
struct drm_amdgpu_bo_list_entry *info,
unsigned num_entries,
size_t num_entries,
struct amdgpu_bo_list **list);
static inline struct amdgpu_bo_list_entry *

View File

@ -863,12 +863,12 @@ static int gmc_v6_0_sw_init(void *handle)
adev->gmc.mc_mask = 0xffffffffffULL;
r = dma_set_mask_and_coherent(adev->dev, DMA_BIT_MASK(44));
r = dma_set_mask_and_coherent(adev->dev, DMA_BIT_MASK(40));
if (r) {
dev_warn(adev->dev, "amdgpu: No suitable DMA available.\n");
return r;
}
adev->need_swiotlb = drm_need_swiotlb(44);
adev->need_swiotlb = drm_need_swiotlb(40);
r = gmc_v6_0_init_microcode(adev);
if (r) {

View File

@ -109,6 +109,12 @@ static const struct drm_dmi_panel_orientation_data lcd1200x1920_rightside_up = {
.orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP,
};
static const struct drm_dmi_panel_orientation_data lcd1280x1920_rightside_up = {
.width = 1280,
.height = 1920,
.orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP,
};
static const struct dmi_system_id orientation_data[] = {
{ /* Acer One 10 (S1003) */
.matches = {
@ -134,6 +140,12 @@ static const struct dmi_system_id orientation_data[] = {
DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T103HAF"),
},
.driver_data = (void *)&lcd800x1280_rightside_up,
}, { /* AYA NEO 2021 */
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "AYADEVICE"),
DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "AYA NEO 2021"),
},
.driver_data = (void *)&lcd800x1280_rightside_up,
}, { /* GPD MicroPC (generic strings, also match on bios date) */
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Default string"),
@ -185,6 +197,12 @@ static const struct dmi_system_id orientation_data[] = {
DMI_EXACT_MATCH(DMI_BOARD_NAME, "Default string"),
},
.driver_data = (void *)&gpd_win2,
}, { /* GPD Win 3 */
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "GPD"),
DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "G1618-03")
},
.driver_data = (void *)&lcd720x1280_rightside_up,
}, { /* I.T.Works TW891 */
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "To be filled by O.E.M."),
@ -193,6 +211,13 @@ static const struct dmi_system_id orientation_data[] = {
DMI_EXACT_MATCH(DMI_BOARD_NAME, "TW891"),
},
.driver_data = (void *)&itworks_tw891,
}, { /* KD Kurio Smart C15200 2-in-1 */
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "KD Interactive"),
DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Kurio Smart"),
DMI_EXACT_MATCH(DMI_BOARD_NAME, "KDM960BCP"),
},
.driver_data = (void *)&lcd800x1280_rightside_up,
}, { /*
* Lenovo Ideapad Miix 310 laptop, only some production batches
* have a portrait screen, the resolution checks makes the quirk
@ -211,10 +236,15 @@ static const struct dmi_system_id orientation_data[] = {
DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "Lenovo MIIX 320-10ICR"),
},
.driver_data = (void *)&lcd800x1280_rightside_up,
}, { /* Lenovo Ideapad D330 */
}, { /* Lenovo Ideapad D330-10IGM (HD) */
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"),
DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "Lenovo ideapad D330-10IGM"),
},
.driver_data = (void *)&lcd800x1280_rightside_up,
}, { /* Lenovo Ideapad D330-10IGM (FHD) */
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"),
DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "81H3"),
DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "Lenovo ideapad D330-10IGM"),
},
.driver_data = (void *)&lcd1200x1920_rightside_up,
@ -225,6 +255,19 @@ static const struct dmi_system_id orientation_data[] = {
DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "Default string"),
},
.driver_data = (void *)&onegx1_pro,
}, { /* Samsung GalaxyBook 10.6 */
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Galaxy Book 10.6"),
},
.driver_data = (void *)&lcd1280x1920_rightside_up,
}, { /* Valve Steam Deck */
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Valve"),
DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Jupiter"),
DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "1"),
},
.driver_data = (void *)&lcd800x1280_rightside_up,
}, { /* VIOS LTH17 */
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "VIOS"),

View File

@ -123,7 +123,6 @@ static int drm_plane_helper_check_update(struct drm_plane *plane,
.crtc_w = drm_rect_width(dst),
.crtc_h = drm_rect_height(dst),
.rotation = rotation,
.visible = *visible,
};
struct drm_crtc_state crtc_state = {
.crtc = crtc,

View File

@ -137,11 +137,13 @@ static int _sspp_subblk_offset(struct dpu_hw_pipe *ctx,
u32 *idx)
{
int rc = 0;
const struct dpu_sspp_sub_blks *sblk = ctx->cap->sblk;
const struct dpu_sspp_sub_blks *sblk;
if (!ctx)
if (!ctx || !ctx->cap || !ctx->cap->sblk)
return -EINVAL;
sblk = ctx->cap->sblk;
switch (s_id) {
case DPU_SSPP_SRC:
*idx = sblk->src_blk.base;
@ -404,7 +406,7 @@ static void _dpu_hw_sspp_setup_scaler3(struct dpu_hw_pipe *ctx,
(void)pe;
if (_sspp_subblk_offset(ctx, DPU_SSPP_SCALER_QSEED3, &idx) || !sspp
|| !scaler3_cfg || !ctx || !ctx->cap || !ctx->cap->sblk)
|| !scaler3_cfg)
return;
dpu_hw_setup_scaler3(&ctx->hw, scaler3_cfg, idx,

View File

@ -1036,7 +1036,7 @@ static struct drm_gem_object *_msm_gem_new(struct drm_device *dev,
ret = msm_gem_new_impl(dev, size, flags, &obj);
if (ret)
goto fail;
return ERR_PTR(ret);
msm_obj = to_msm_bo(obj);
@ -1124,7 +1124,7 @@ struct drm_gem_object *msm_gem_import(struct drm_device *dev,
ret = msm_gem_new_impl(dev, size, MSM_BO_WC, &obj);
if (ret)
goto fail;
return ERR_PTR(ret);
drm_gem_private_object_init(dev, obj, size);

View File

@ -195,8 +195,8 @@ v3d_clean_caches(struct v3d_dev *v3d)
V3D_CORE_WRITE(core, V3D_CTL_L2TCACTL, V3D_L2TCACTL_TMUWCF);
if (wait_for(!(V3D_CORE_READ(core, V3D_CTL_L2TCACTL) &
V3D_L2TCACTL_L2TFLS), 100)) {
DRM_ERROR("Timeout waiting for L1T write combiner flush\n");
V3D_L2TCACTL_TMUWCF), 100)) {
DRM_ERROR("Timeout waiting for TMU write combiner flush\n");
}
mutex_lock(&v3d->cache_clean_lock);

View File

@ -80,9 +80,7 @@ virtio_gpu_get_vbuf(struct virtio_gpu_device *vgdev,
{
struct virtio_gpu_vbuffer *vbuf;
vbuf = kmem_cache_zalloc(vgdev->vbufs, GFP_KERNEL);
if (!vbuf)
return ERR_PTR(-ENOMEM);
vbuf = kmem_cache_zalloc(vgdev->vbufs, GFP_KERNEL | __GFP_NOFAIL);
BUG_ON(size > MAX_INLINE_CMD_SIZE);
vbuf->buf = (void *)vbuf + sizeof(*vbuf);
@ -142,10 +140,6 @@ static void *virtio_gpu_alloc_cmd_resp(struct virtio_gpu_device *vgdev,
vbuf = virtio_gpu_get_vbuf(vgdev, cmd_size,
resp_size, resp_buf, cb);
if (IS_ERR(vbuf)) {
*vbuffer_p = NULL;
return ERR_CAST(vbuf);
}
*vbuffer_p = vbuf;
return (struct virtio_gpu_command *)vbuf->buf;
}

View File

@ -132,7 +132,7 @@ static int u2fzero_recv(struct u2fzero_device *dev,
ret = (wait_for_completion_timeout(
&ctx.done, msecs_to_jiffies(USB_CTRL_SET_TIMEOUT)));
if (ret < 0) {
if (ret == 0) {
usb_kill_urb(dev->urb);
hid_err(hdev, "urb submission timed out");
} else {
@ -191,6 +191,8 @@ static int u2fzero_rng_read(struct hwrng *rng, void *data,
struct u2f_hid_msg resp;
int ret;
size_t actual_length;
/* valid packets must have a correct header */
int min_length = offsetof(struct u2f_hid_msg, init.data);
if (!dev->present) {
hid_dbg(dev->hdev, "device not present");
@ -200,12 +202,12 @@ static int u2fzero_rng_read(struct hwrng *rng, void *data,
ret = u2fzero_recv(dev, &req, &resp);
/* ignore errors or packets without data */
if (ret < offsetof(struct u2f_hid_msg, init.data))
if (ret < min_length)
return 0;
/* only take the minimum amount of data it is safe to take */
actual_length = min3((size_t)ret - offsetof(struct u2f_hid_msg,
init.data), U2F_HID_MSG_LEN(resp), max);
actual_length = min3((size_t)ret - min_length,
U2F_HID_MSG_LEN(resp), max);
memcpy(data, resp.init.data, actual_length);

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