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