android_kernel_xiaomi_sm8350/arch/mips/vdso/Makefile
Greg Kroah-Hartman ffef593e93 This is the 5.4.103 stable release
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Merge 5.4.103 into android11-5.4-lts

Changes in 5.4.103
	net: usb: qmi_wwan: support ZTE P685M modem
	Input: elantech - fix protocol errors for some trackpoints in SMBus mode
	nvme-pci: refactor nvme_unmap_data
	nvme-pci: fix error unwind in nvme_map_data
	arm64 module: set plt* section addresses to 0x0
	MIPS: VDSO: Use CLANG_FLAGS instead of filtering out '--target='
	JFS: more checks for invalid superblock
	udlfb: Fix memory leak in dlfb_usb_probe
	media: mceusb: sanity check for prescaler value
	erofs: fix shift-out-of-bounds of blkszbits
	media: v4l2-ctrls.c: fix shift-out-of-bounds in std_validate
	xfs: Fix assert failure in xfs_setattr_size()
	net/af_iucv: remove WARN_ONCE on malformed RX packets
	smackfs: restrict bytes count in smackfs write functions
	net: fix up truesize of cloned skb in skb_prepare_for_shift()
	nbd: handle device refs for DESTROY_ON_DISCONNECT properly
	mm/hugetlb.c: fix unnecessary address expansion of pmd sharing
	net: bridge: use switchdev for port flags set through sysfs too
	net: ag71xx: remove unnecessary MTU reservation
	net: fix dev_ifsioc_locked() race condition
	dt-bindings: ethernet-controller: fix fixed-link specification
	dt-bindings: net: btusb: DT fix s/interrupt-name/interrupt-names/
	MIPS: Drop 32-bit asm string functions
	drm/virtio: use kvmalloc for large allocations
	rsi: Fix TX EAPOL packet handling against iwlwifi AP
	rsi: Move card interrupt handling to RX thread
	staging: fwserial: Fix error handling in fwserial_create
	x86/reboot: Add Zotac ZBOX CI327 nano PCI reboot quirk
	vt/consolemap: do font sum unsigned
	wlcore: Fix command execute failure 19 for wl12xx
	Bluetooth: hci_h5: Set HCI_QUIRK_SIMULTANEOUS_DISCOVERY for btrtl
	pktgen: fix misuse of BUG_ON() in pktgen_thread_worker()
	ath10k: fix wmi mgmt tx queue full due to race condition
	x86/build: Treat R_386_PLT32 relocation as R_386_PC32
	Bluetooth: Fix null pointer dereference in amp_read_loc_assoc_final_data
	staging: most: sound: add sanity check for function argument
	staging: bcm2835-audio: Replace unsafe strcpy() with strscpy()
	brcmfmac: Add DMI nvram filename quirk for Predia Basic tablet
	brcmfmac: Add DMI nvram filename quirk for Voyo winpad A15 tablet
	drm/hisilicon: Fix use-after-free
	crypto: tcrypt - avoid signed overflow in byte count
	drm/amdgpu: Add check to prevent IH overflow
	PCI: Add a REBAR size quirk for Sapphire RX 5600 XT Pulse
	drm/amd/display: Guard against NULL pointer deref when get_i2c_info fails
	media: uvcvideo: Allow entities with no pads
	f2fs: handle unallocated section and zone on pinned/atgc
	f2fs: fix to set/clear I_LINKABLE under i_lock
	nvme-core: add cancel tagset helpers
	nvme-rdma: add clean action for failed reconnection
	nvme-tcp: add clean action for failed reconnection
	ASoC: Intel: Add DMI quirk table to soc_intel_is_byt_cr()
	btrfs: fix error handling in commit_fs_roots
	perf/x86/kvm: Add Cascade Lake Xeon steppings to isolation_ucodes[]
	parisc: Bump 64-bit IRQ stack size to 64 KB
	sched/features: Fix hrtick reprogramming
	ASoC: Intel: bytcr_rt5640: Add quirk for the Estar Beauty HD MID 7316R tablet
	ASoC: Intel: bytcr_rt5640: Add quirk for the Voyo Winpad A15 tablet
	ASoC: Intel: bytcr_rt5651: Add quirk for the Jumper EZpad 7 tablet
	ASoC: Intel: bytcr_rt5640: Add quirk for the Acer One S1002 tablet
	scsi: iscsi: Restrict sessions and handles to admin capabilities
	sysfs: Add sysfs_emit and sysfs_emit_at to format sysfs output
	scsi: iscsi: Ensure sysfs attributes are limited to PAGE_SIZE
	scsi: iscsi: Verify lengths on passthrough PDUs
	Xen/gnttab: handle p2m update errors on a per-slot basis
	xen-netback: respect gnttab_map_refs()'s return value
	zsmalloc: account the number of compacted pages correctly
	swap: fix swapfile read/write offset
	media: v4l: ioctl: Fix memory leak in video_usercopy
	ALSA: hda/realtek: Add quirk for Clevo NH55RZQ
	ALSA: hda/realtek: Add quirk for Intel NUC 10
	ALSA: hda/realtek: Apply dual codec quirks for MSI Godlike X570 board
	Linux 5.4.103

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I01d8e054de227c576cd495475b66aaf960017adb
2021-03-07 12:51:29 +01:00

218 lines
6.3 KiB
Makefile

# SPDX-License-Identifier: GPL-2.0
# Objects to go into the VDSO.
# Absolute relocation type $(ARCH_REL_TYPE_ABS) needs to be defined before
# the inclusion of generic Makefile.
ARCH_REL_TYPE_ABS := R_MIPS_JUMP_SLOT|R_MIPS_GLOB_DAT
include $(srctree)/lib/vdso/Makefile
obj-vdso-y := elf.o vgettimeofday.o sigreturn.o
# Common compiler flags between ABIs.
ccflags-vdso := \
$(filter -I%,$(KBUILD_CFLAGS)) \
$(filter -E%,$(KBUILD_CFLAGS)) \
$(filter -mmicromips,$(KBUILD_CFLAGS)) \
$(filter -march=%,$(KBUILD_CFLAGS)) \
$(filter -m%-float,$(KBUILD_CFLAGS)) \
$(filter -mno-loongson-%,$(KBUILD_CFLAGS)) \
$(CLANG_FLAGS) \
-D__VDSO__
ifndef CONFIG_64BIT
ccflags-vdso += -DBUILD_VDSO32
endif
#
# The -fno-jump-tables flag only prevents the compiler from generating
# jump tables but does not prevent the compiler from emitting absolute
# offsets.
cflags-vdso := $(ccflags-vdso) \
$(filter -W%,$(filter-out -Wa$(comma)%,$(KBUILD_CFLAGS))) \
-O3 -g -fPIC -fno-strict-aliasing -fno-common -fno-builtin -G 0 \
-fno-stack-protector -fno-jump-tables -DDISABLE_BRANCH_PROFILING \
$(call cc-option, -fno-asynchronous-unwind-tables) \
$(call cc-option, -fno-stack-protector)
aflags-vdso := $(ccflags-vdso) \
-D__ASSEMBLY__ -Wa,-gdwarf-2
ifneq ($(c-gettimeofday-y),)
CFLAGS_vgettimeofday.o = -include $(c-gettimeofday-y)
# config-n32-o32-env.c prepares the environment to build a 32bit vDSO
# library on a 64bit kernel.
# Note: Needs to be included before than the generic library.
CFLAGS_vgettimeofday-o32.o = -include $(srctree)/$(src)/config-n32-o32-env.c -include $(c-gettimeofday-y)
CFLAGS_vgettimeofday-n32.o = -include $(srctree)/$(src)/config-n32-o32-env.c -include $(c-gettimeofday-y)
endif
CFLAGS_REMOVE_vgettimeofday.o = -pg
#
# For the pre-R6 code in arch/mips/vdso/vdso.h for locating
# the base address of VDSO, the linker will emit a R_MIPS_PC32
# relocation in binutils > 2.25 but it will fail with older versions
# because that relocation is not supported for that symbol. As a result
# of which we are forced to disable the VDSO symbols when building
# with < 2.25 binutils on pre-R6 kernels. For more references on why we
# can't use other methods to get the base address of VDSO please refer to
# the comments on that file.
#
ifndef CONFIG_CPU_MIPSR6
ifeq ($(call ld-ifversion, -lt, 225000000, y),y)
$(warning MIPS VDSO requires binutils >= 2.25)
obj-vdso-y := $(filter-out vgettimeofday.o, $(obj-vdso-y))
ccflags-vdso += -DDISABLE_MIPS_VDSO
endif
endif
# VDSO linker flags.
VDSO_LDFLAGS := \
-Wl,-Bsymbolic -Wl,--no-undefined -Wl,-soname=linux-vdso.so.1 \
$(addprefix -Wl$(comma),$(filter -E%,$(KBUILD_CFLAGS))) \
-nostdlib -shared -Wl,--hash-style=sysv -Wl,--build-id
CFLAGS_REMOVE_vdso.o = -pg
GCOV_PROFILE := n
UBSAN_SANITIZE := n
#
# Shared build commands.
#
quiet_cmd_vdsold_and_vdso_check = LD $@
cmd_vdsold_and_vdso_check = $(cmd_vdsold); $(cmd_vdso_check)
quiet_cmd_vdsold = VDSO $@
cmd_vdsold = $(CC) $(c_flags) $(VDSO_LDFLAGS) \
-Wl,-T $(filter %.lds,$^) $(filter %.o,$^) -o $@
quiet_cmd_vdsoas_o_S = AS $@
cmd_vdsoas_o_S = $(CC) $(a_flags) -c -o $@ $<
# Strip rule for the raw .so files
$(obj)/%.so.raw: OBJCOPYFLAGS := -S
$(obj)/%.so.raw: $(obj)/%.so.dbg.raw FORCE
$(call if_changed,objcopy)
hostprogs-y := genvdso
quiet_cmd_genvdso = GENVDSO $@
define cmd_genvdso
$(foreach file,$(filter %.raw,$^),cp $(file) $(file:%.raw=%) &&) \
$(obj)/genvdso $(<:%.raw=%) $(<:%.dbg.raw=%) $@ $(VDSO_NAME)
endef
#
# Build native VDSO.
#
native-abi := $(filter -mabi=%,$(KBUILD_CFLAGS))
targets += $(obj-vdso-y)
targets += vdso.lds
targets += vdso.so.dbg.raw vdso.so.raw
targets += vdso.so.dbg vdso.so
targets += vdso-image.c
obj-vdso := $(obj-vdso-y:%.o=$(obj)/%.o)
$(obj-vdso): KBUILD_CFLAGS := $(cflags-vdso) $(native-abi)
$(obj-vdso): KBUILD_AFLAGS := $(aflags-vdso) $(native-abi)
$(obj)/vdso.lds: KBUILD_CPPFLAGS := $(ccflags-vdso) $(native-abi)
$(obj)/vdso.so.dbg.raw: $(obj)/vdso.lds $(obj-vdso) FORCE
$(call if_changed,vdsold_and_vdso_check)
$(obj)/vdso-image.c: $(obj)/vdso.so.dbg.raw $(obj)/vdso.so.raw \
$(obj)/genvdso FORCE
$(call if_changed,genvdso)
obj-y += vdso-image.o
#
# Build O32 VDSO.
#
# Define these outside the ifdef to ensure they are picked up by clean.
targets += $(obj-vdso-y:%.o=%-o32.o)
targets += vdso-o32.lds
targets += vdso-o32.so.dbg.raw vdso-o32.so.raw
targets += vdso-o32.so.dbg vdso-o32.so
targets += vdso-o32-image.c
ifdef CONFIG_MIPS32_O32
obj-vdso-o32 := $(obj-vdso-y:%.o=$(obj)/%-o32.o)
$(obj-vdso-o32): KBUILD_CFLAGS := $(cflags-vdso) -mabi=32
$(obj-vdso-o32): KBUILD_AFLAGS := $(aflags-vdso) -mabi=32
$(obj)/%-o32.o: $(src)/%.S FORCE
$(call if_changed_dep,vdsoas_o_S)
$(obj)/%-o32.o: $(src)/%.c FORCE
$(call cmd,force_checksrc)
$(call if_changed_rule,cc_o_c)
$(obj)/vdso-o32.lds: KBUILD_CPPFLAGS := $(ccflags-vdso) -mabi=32
$(obj)/vdso-o32.lds: $(src)/vdso.lds.S FORCE
$(call if_changed_dep,cpp_lds_S)
$(obj)/vdso-o32.so.dbg.raw: $(obj)/vdso-o32.lds $(obj-vdso-o32) FORCE
$(call if_changed,vdsold_and_vdso_check)
$(obj)/vdso-o32-image.c: VDSO_NAME := o32
$(obj)/vdso-o32-image.c: $(obj)/vdso-o32.so.dbg.raw $(obj)/vdso-o32.so.raw \
$(obj)/genvdso FORCE
$(call if_changed,genvdso)
obj-y += vdso-o32-image.o
endif
#
# Build N32 VDSO.
#
targets += $(obj-vdso-y:%.o=%-n32.o)
targets += vdso-n32.lds
targets += vdso-n32.so.dbg.raw vdso-n32.so.raw
targets += vdso-n32.so.dbg vdso-n32.so
targets += vdso-n32-image.c
ifdef CONFIG_MIPS32_N32
obj-vdso-n32 := $(obj-vdso-y:%.o=$(obj)/%-n32.o)
$(obj-vdso-n32): KBUILD_CFLAGS := $(cflags-vdso) -mabi=n32
$(obj-vdso-n32): KBUILD_AFLAGS := $(aflags-vdso) -mabi=n32
$(obj)/%-n32.o: $(src)/%.S FORCE
$(call if_changed_dep,vdsoas_o_S)
$(obj)/%-n32.o: $(src)/%.c FORCE
$(call cmd,force_checksrc)
$(call if_changed_rule,cc_o_c)
$(obj)/vdso-n32.lds: KBUILD_CPPFLAGS := $(ccflags-vdso) -mabi=n32
$(obj)/vdso-n32.lds: $(src)/vdso.lds.S FORCE
$(call if_changed_dep,cpp_lds_S)
$(obj)/vdso-n32.so.dbg.raw: $(obj)/vdso-n32.lds $(obj-vdso-n32) FORCE
$(call if_changed,vdsold_and_vdso_check)
$(obj)/vdso-n32-image.c: VDSO_NAME := n32
$(obj)/vdso-n32-image.c: $(obj)/vdso-n32.so.dbg.raw $(obj)/vdso-n32.so.raw \
$(obj)/genvdso FORCE
$(call if_changed,genvdso)
obj-y += vdso-n32-image.o
endif
# FIXME: Need install rule for debug.
# Needs to deal with dependency for generation of dbg by cmd_genvdso...