From 649d991ca7737dd227f2a1ca4f30247daf6a7b4b Mon Sep 17 00:00:00 2001

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 62c84f7..f44236a 100644

--- a/arch/arm64/kernel/vdso/Makefile

+++ b/arch/arm64/kernel/vdso/Makefile

@@ -54,7 +54,8 @@ $(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 78a7449..c9592c0 100644

--- a/arch/powerpc/kernel/vdso32/Makefile

+++ b/arch/powerpc/kernel/vdso32/Makefile

@@ -44,7 +44,8 @@ $(obj-vdso32): %.o: %.S FORCE

 # actual build commands

 quiet_cmd_vdso32ld = VDSO32L $@

-      cmd_vdso32ld = $(CROSS32CC) $(c_flags) -o $@ -Wl,-T$(filter %.lds,$^) $(filter %.o,$^)

+      cmd_vdso32ld = $(CROSS32CC) $(c_flags) -o $@ -Wl,-T$(filter %.lds,$^) $(filter %.o,$^) \

+		     $(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 31107bf..96aded3 100644

--- a/arch/powerpc/kernel/vdso64/Makefile

+++ b/arch/powerpc/kernel/vdso64/Makefile

@@ -33,7 +33,8 @@ $(obj)/%.so: $(obj)/%.so.dbg FORCE

 # actual build commands

 quiet_cmd_vdso64ld = VDSO64L $@

-      cmd_vdso64ld = $(CC) $(c_flags) -o $@ -Wl,-T$(filter %.lds,$^) $(filter %.o,$^)

+      cmd_vdso64ld = $(CC) $(c_flags) -o $@ -Wl,-T$(filter %.lds,$^) $(filter %.o,$^) \

+		    $(if $(AFTER_LINK),; $(AFTER_LINK))

 # install commands for the unstripped file

 quiet_cmd_vdso_install = INSTALL $@

diff --git a/arch/s390/kernel/vdso32/Makefile b/arch/s390/kernel/vdso32/Makefile

index 6cc9478..94fb536 100644

--- a/arch/s390/kernel/vdso32/Makefile

+++ b/arch/s390/kernel/vdso32/Makefile

@@ -47,7 +47,8 @@ $(obj-vdso32): %.o: %.S

 # actual build commands

 quiet_cmd_vdso32ld = VDSO32L $@

-      cmd_vdso32ld = $(CC) $(c_flags) -Wl,-T $(filter %.lds %.o,$^) -o $@

+      cmd_vdso32ld = $(CC) $(c_flags) -Wl,-T $(filter %.lds %.o,$^) -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 2d54c18..a0e3e9d 100644

--- a/arch/s390/kernel/vdso64/Makefile

+++ b/arch/s390/kernel/vdso64/Makefile

@@ -47,7 +47,8 @@ $(obj-vdso64): %.o: %.S

 # actual build commands

 quiet_cmd_vdso64ld = VDSO64L $@

-      cmd_vdso64ld = $(CC) $(c_flags) -Wl,-T $(filter %.lds %.o,$^) -o $@

+      cmd_vdso64ld = $(CC) $(c_flags) -Wl,-T $(filter %.lds %.o,$^) -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 d540966..eeb47b6 100644

--- a/arch/x86/entry/vdso/Makefile

+++ b/arch/x86/entry/vdso/Makefile

@@ -167,8 +167,9 @@ $(obj)/vdso32.so.dbg: FORCE \

 quiet_cmd_vdso = VDSO    $@

       cmd_vdso = $(LD) -nostdlib -o $@ \

 		       $(VDSO_LDFLAGS) $(VDSO_LDFLAGS_$(filter %.lds,$(^F))) \

-		       -T $(filter %.lds,$^) $(filter %.o,$^) && \

-		 sh $(srctree)/$(src)/checkundef.sh '$(NM)' '$@'

+		       -T $(filter %.lds,$^) $(filter %.o,$^) \

+		$(if $(AFTER_LINK),; $(AFTER_LINK)) && \

+		sh $(srctree)/$(src)/checkundef.sh '$(NM)' '$@'

 VDSO_LDFLAGS = -shared $(call ld-option, --hash-style=both) \

 	$(call ld-option, --build-id) $(call ld-option, --eh-frame-hdr) \

diff --git a/scripts/link-vmlinux.sh b/scripts/link-vmlinux.sh

index f742c65..526eee4 100755

--- a/scripts/link-vmlinux.sh

+++ b/scripts/link-vmlinux.sh

@@ -111,6 +111,10 @@ vmlinux_link()

 			-lutil -lrt -lpthread

 		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

 }

-- 

2.7.4