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Merge branch 'x86/vdso' into x86/core, to resolve conflict and to prepare for dependent changes

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Conflicts:
	arch/x86/entry/vdso/Makefile

We also want to change arch/x86/entry/vdso/Makefile in a followup
commit, so merge the trees for this.

Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Ingo Molnar 2024-02-22 10:11:38 +01:00
commit f14df823a6
2 changed files with 9 additions and 24 deletions
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3
arch/x86/Makefile
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@ -296,8 +296,7 @@ install:
vdso-install-$(CONFIG_X86_64) += arch/x86/entry/vdso/vdso64.so.dbg
vdso-install-$(CONFIG_X86_X32_ABI) += arch/x86/entry/vdso/vdsox32.so.dbg
vdso-install-$(CONFIG_X86_32) += arch/x86/entry/vdso/vdso32.so.dbg
vdso-install-$(CONFIG_IA32_EMULATION) += arch/x86/entry/vdso/vdso32.so.dbg
vdso-install-$(CONFIG_COMPAT_32) += arch/x86/entry/vdso/vdso32.so.dbg
archprepare: checkbin
checkbin:

30
arch/x86/entry/vdso/Makefile
View File

@ -18,11 +18,6 @@ OBJECT_FILES_NON_STANDARD := y
# Prevents link failures: __sanitizer_cov_trace_pc() is not linked in.
KCOV_INSTRUMENT := n
VDSO64-$(CONFIG_X86_64) := y
VDSOX32-$(CONFIG_X86_X32_ABI) := y
VDSO32-$(CONFIG_X86_32) := y
VDSO32-$(CONFIG_IA32_EMULATION) := y
# files to link into the vdso
vobjs-y := vdso-note.o vclock_gettime.o vgetcpu.o
vobjs32-y := vdso32/note.o vdso32/system_call.o vdso32/sigreturn.o
@ -38,31 +33,24 @@ KCSAN_SANITIZE_vma.o := y
OBJECT_FILES_NON_STANDARD_extable.o := n
OBJECT_FILES_NON_STANDARD_vdso-image-32.o := n
OBJECT_FILES_NON_STANDARD_vdso-image-64.o := n
OBJECT_FILES_NON_STANDARD_vdso32-setup.o := n
OBJECT_FILES_NON_STANDARD_vma.o := n
# vDSO images to build
vdso_img-$(VDSO64-y) += 64
vdso_img-$(VDSOX32-y) += x32
vdso_img-$(VDSO32-y) += 32
obj-$(CONFIG_X86_64) += vdso-image-64.o
obj-$(CONFIG_X86_X32_ABI) += vdso-image-x32.o
obj-$(CONFIG_COMPAT_32) += vdso-image-32.o vdso32-setup.o
obj-$(VDSO32-y) += vdso32-setup.o
OBJECT_FILES_NON_STANDARD_vdso32-setup.o := n
vobjs := $(foreach F,$(vobjs-y),$(obj)/$F)
vobjs32 := $(foreach F,$(vobjs32-y),$(obj)/$F)
vobjs := $(addprefix $(obj)/, $(vobjs-y))
vobjs32 := $(addprefix $(obj)/, $(vobjs32-y))
$(obj)/vdso.o: $(obj)/vdso.so
targets += vdso.lds $(vobjs-y)
targets += vdso32/vdso32.lds $(vobjs32-y)
# Build the vDSO image C files and link them in.
vdso_img_objs := $(vdso_img-y:%=vdso-image-%.o)
vdso_img_cfiles := $(vdso_img-y:%=vdso-image-%.c)
vdso_img_sodbg := $(vdso_img-y:%=vdso%.so.dbg)
obj-y += $(vdso_img_objs)
targets += $(vdso_img_cfiles)
targets += $(vdso_img_sodbg) $(vdso_img-y:%=vdso%.so)
targets += $(foreach x, 64 x32 32, vdso-image-$(x).c vdso$(x).so vdso$(x).so.dbg)
CPPFLAGS_vdso.lds += -P -C
@ -126,7 +114,7 @@ VDSO_LDFLAGS_vdsox32.lds = -m elf32_x86_64 -soname linux-vdso.so.1 \
vobjx32s-y := $(vobjs-y:.o=-x32.o)
# same thing, but in the output directory
vobjx32s := $(foreach F,$(vobjx32s-y),$(obj)/$F)
vobjx32s := $(addprefix $(obj)/, $(vobjx32s-y))
# Convert 64bit object file to x32 for x32 vDSO.
quiet_cmd_x32 = X32 $@
@ -193,5 +181,3 @@ GCOV_PROFILE := n
quiet_cmd_vdso_and_check = VDSO $@
cmd_vdso_and_check = $(cmd_vdso); $(cmd_vdso_check)
clean-files := vdso32.so vdso32.so.dbg vdso64* vdso-image-*.c vdsox32.so*