diff options
Diffstat (limited to 'kbuild-AFTER_LINK.patch')
| -rw-r--r-- | kbuild-AFTER_LINK.patch | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/kbuild-AFTER_LINK.patch b/kbuild-AFTER_LINK.patch new file mode 100644 index 000000000..2dfb637e8 --- /dev/null +++ b/kbuild-AFTER_LINK.patch @@ -0,0 +1,122 @@ +From: Roland McGrath <roland@redhat.com> +Date: Mon, 6 Oct 2008 23:03:03 -0700 +Subject: [PATCH] kbuild: AFTER_LINK + +If the make variable AFTER_LINK is set, it is a command line to run +after each final link. This includes vmlinux itself and vDSO images. + +Bugzilla: N/A +Upstream-status: ?? + +Signed-off-by: Roland McGrath <roland@redhat.com> +--- + arch/arm64/kernel/vdso/Makefile | 3 ++- + arch/powerpc/kernel/vdso32/Makefile | 3 ++- + arch/powerpc/kernel/vdso64/Makefile | 3 ++- + arch/s390/kernel/vdso32/Makefile | 3 ++- + arch/s390/kernel/vdso64/Makefile | 3 ++- + arch/x86/entry/vdso/Makefile | 5 +++-- + scripts/link-vmlinux.sh | 4 ++++ + 7 files changed, 17 insertions(+), 7 deletions(-) + +diff --git a/arch/arm64/kernel/vdso/Makefile b/arch/arm64/kernel/vdso/Makefile +index f6fe17d88da5..eb6ddbf37f30 100644 +--- a/arch/arm64/kernel/vdso/Makefile ++++ b/arch/arm64/kernel/vdso/Makefile +@@ -52,7 +52,8 @@ $(obj-vdso): %.o: %.S FORCE + + # Actual build commands + quiet_cmd_vdsold = VDSOL $@ +- cmd_vdsold = $(CC) $(c_flags) -Wl,-n -Wl,-T $^ -o $@ ++ cmd_vdsold = $(CC) $(c_flags) -Wl,-n -Wl,-T $^ -o $@ \ ++ $(if $(AFTER_LINK),;$(AFTER_LINK)) + quiet_cmd_vdsoas = VDSOA $@ + cmd_vdsoas = $(CC) $(a_flags) -c -o $@ $< + +diff --git a/arch/powerpc/kernel/vdso32/Makefile b/arch/powerpc/kernel/vdso32/Makefile +index 53e6c9b979ec..e427844e9bb0 100644 +--- a/arch/powerpc/kernel/vdso32/Makefile ++++ b/arch/powerpc/kernel/vdso32/Makefile +@@ -43,7 +43,8 @@ $(obj-vdso32): %.o: %.S + + # actual build commands + quiet_cmd_vdso32ld = VDSO32L $@ +- cmd_vdso32ld = $(CROSS32CC) $(c_flags) -Wl,-T $^ -o $@ ++ cmd_vdso32ld = $(CROSS32CC) $(c_flags) -Wl,-T $^ -o $@ \ ++ $(if $(AFTER_LINK),; $(AFTER_LINK)) + quiet_cmd_vdso32as = VDSO32A $@ + cmd_vdso32as = $(CROSS32CC) $(a_flags) -c -o $@ $< + +diff --git a/arch/powerpc/kernel/vdso64/Makefile b/arch/powerpc/kernel/vdso64/Makefile +index effca9404b17..713891a92d23 100644 +--- a/arch/powerpc/kernel/vdso64/Makefile ++++ b/arch/powerpc/kernel/vdso64/Makefile +@@ -36,7 +36,8 @@ $(obj-vdso64): %.o: %.S + + # actual build commands + quiet_cmd_vdso64ld = VDSO64L $@ +- cmd_vdso64ld = $(CC) $(c_flags) -Wl,-T $^ -o $@ ++ cmd_vdso64ld = $(CC) $(c_flags) -Wl,-T $^ -o $@ \ ++ $(if $(AFTER_LINK),; $(AFTER_LINK)) + quiet_cmd_vdso64as = VDSO64A $@ + cmd_vdso64as = $(CC) $(a_flags) -c -o $@ $< + +diff --git a/arch/s390/kernel/vdso32/Makefile b/arch/s390/kernel/vdso32/Makefile +index 8ad2b34ad151..e153572ab351 100644 +--- a/arch/s390/kernel/vdso32/Makefile ++++ b/arch/s390/kernel/vdso32/Makefile +@@ -43,7 +43,8 @@ $(obj-vdso32): %.o: %.S + + # actual build commands + quiet_cmd_vdso32ld = VDSO32L $@ +- cmd_vdso32ld = $(CC) $(c_flags) -Wl,-T $^ -o $@ ++ cmd_vdso32ld = $(CC) $(c_flags) -Wl,-T $^ -o $@ \ ++ $(if $(AFTER_LINK),; $(AFTER_LINK)) + quiet_cmd_vdso32as = VDSO32A $@ + cmd_vdso32as = $(CC) $(a_flags) -c -o $@ $< + +diff --git a/arch/s390/kernel/vdso64/Makefile b/arch/s390/kernel/vdso64/Makefile +index 2a8ddfd12a5b..452ca53561fe 100644 +--- a/arch/s390/kernel/vdso64/Makefile ++++ b/arch/s390/kernel/vdso64/Makefile +@@ -43,7 +43,8 @@ $(obj-vdso64): %.o: %.S + + # actual build commands + quiet_cmd_vdso64ld = VDSO64L $@ +- cmd_vdso64ld = $(CC) $(c_flags) -Wl,-T $^ -o $@ ++ cmd_vdso64ld = $(CC) $(c_flags) -Wl,-T $^ -o $@ \ ++ $(if $(AFTER_LINK),; $(AFTER_LINK)) + quiet_cmd_vdso64as = VDSO64A $@ + cmd_vdso64as = $(CC) $(a_flags) -c -o $@ $< + +diff --git a/arch/x86/entry/vdso/Makefile b/arch/x86/entry/vdso/Makefile +index e97032069f88..9ea82f444dea 100644 +--- a/arch/x86/entry/vdso/Makefile ++++ b/arch/x86/entry/vdso/Makefile +@@ -172,8 +172,9 @@ $(vdso32-images:%=$(obj)/%.dbg): $(obj)/vdso32-%.so.dbg: FORCE \ + quiet_cmd_vdso = VDSO $@ + cmd_vdso = $(CC) -nostdlib -o $@ \ + $(VDSO_LDFLAGS) $(VDSO_LDFLAGS_$(filter %.lds,$(^F))) \ +- -Wl,-T,$(filter %.lds,$^) $(filter %.o,$^) && \ +- sh $(srctree)/$(src)/checkundef.sh '$(NM)' '$@' ++ -Wl,-T,$(filter %.lds,$^) $(filter %.o,$^) \ ++ $(if $(AFTER_LINK),; $(AFTER_LINK)) && \ ++ sh $(srctree)/$(src)/checkundef.sh '$(NM)' '$@' + + VDSO_LDFLAGS = -fPIC -shared $(call cc-ldoption, -Wl$(comma)--hash-style=sysv) \ + $(call cc-ldoption, -Wl$(comma)--build-id) -Wl,-Bsymbolic $(LTO_CFLAGS) +diff --git a/scripts/link-vmlinux.sh b/scripts/link-vmlinux.sh +index 1a10d8ac8162..092d0c0cf72c 100755 +--- a/scripts/link-vmlinux.sh ++++ b/scripts/link-vmlinux.sh +@@ -65,6 +65,10 @@ vmlinux_link() + -lutil ${1} + rm -f linux + fi ++ if [ -n "${AFTER_LINK}" ]; then ++ /usr/lib/rpm/debugedit -b ${RPM_BUILD_DIR} -d /usr/src/debug -i ${2} \ ++ > ${2}.id ++ fi + } + + |