diff options
Diffstat (limited to 'arch/arm64/kernel/vdso/Makefile')
-rw-r--r-- | arch/arm64/kernel/vdso/Makefile | 19 |
1 files changed, 5 insertions, 14 deletions
diff --git a/arch/arm64/kernel/vdso/Makefile b/arch/arm64/kernel/vdso/Makefile index b215c712d897..744b9dbaba03 100644 --- a/arch/arm64/kernel/vdso/Makefile +++ b/arch/arm64/kernel/vdso/Makefile @@ -12,17 +12,12 @@ obj-vdso := gettimeofday.o note.o sigreturn.o targets := $(obj-vdso) vdso.so vdso.so.dbg obj-vdso := $(addprefix $(obj)/, $(obj-vdso)) -ccflags-y := -shared -fno-common -fno-builtin -ccflags-y += -nostdlib -Wl,-soname=linux-vdso.so.1 \ - $(call cc-ldoption, -Wl$(comma)--hash-style=sysv) +ldflags-y := -shared -nostdlib -soname=linux-vdso.so.1 \ + $(call ld-option, --hash-style=sysv) -n -T # Disable gcov profiling for VDSO code GCOV_PROFILE := n -# Workaround for bare-metal (ELF) toolchains that neglect to pass -shared -# down to collect2, resulting in silent corruption of the vDSO image. -ccflags-y += -Wl,-shared - obj-y += vdso.o extra-y += vdso.lds CPPFLAGS_vdso.lds += -P -C -U$(ARCH) @@ -31,8 +26,8 @@ CPPFLAGS_vdso.lds += -P -C -U$(ARCH) $(obj)/vdso.o : $(obj)/vdso.so # Link rule for the .so file, .lds has to be first -$(obj)/vdso.so.dbg: $(src)/vdso.lds $(obj-vdso) - $(call if_changed,vdsold) +$(obj)/vdso.so.dbg: $(obj)/vdso.lds $(obj-vdso) FORCE + $(call if_changed,ld) # Strip rule for the .so file $(obj)/%.so: OBJCOPYFLAGS := -S @@ -42,9 +37,7 @@ $(obj)/%.so: $(obj)/%.so.dbg FORCE # Generate VDSO offsets using helper script gen-vdsosym := $(srctree)/$(src)/gen_vdso_offsets.sh quiet_cmd_vdsosym = VDSOSYM $@ -define cmd_vdsosym - $(NM) $< | $(gen-vdsosym) | LC_ALL=C sort > $@ -endef + cmd_vdsosym = $(NM) $< | $(gen-vdsosym) | LC_ALL=C sort > $@ include/generated/vdso-offsets.h: $(obj)/vdso.so.dbg FORCE $(call if_changed,vdsosym) @@ -54,8 +47,6 @@ $(obj-vdso): %.o: %.S FORCE $(call if_changed_dep,vdsoas) # Actual build commands -quiet_cmd_vdsold = VDSOL $@ - cmd_vdsold = $(CC) $(c_flags) -Wl,-n -Wl,-T $^ -o $@ quiet_cmd_vdsoas = VDSOA $@ cmd_vdsoas = $(CC) $(a_flags) -c -o $@ $< |