* [GIT PULL] x86/build for 2.6.36
@ 2010-08-05 20:38 H. Peter Anvin
0 siblings, 0 replies; only message in thread
From: H. Peter Anvin @ 2010-08-05 20:38 UTC (permalink / raw)
To: Linus Torvalds
Cc: Andi Kleen, H. Peter Anvin, H. Peter Anvin, Ingo Molnar,
Linux Kernel Mailing List, Stephen Rothwell, Thomas Gleixner
Hi Linus,
The following changes since commit cdd854bc42b5e6c79bbbc40c6600d995ffe6e747:
Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc (2010-08-05 09:03:46 -0700)
are available in the git repository at:
git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip.git x86-build-for-linus
H. Peter Anvin (2):
x86, vdso: Error out if the vdso contains external references
x86, vdso: Don't quote $nm in the script for checking vdso references
arch/x86/vdso/Makefile | 3 ++-
arch/x86/vdso/checkundef.sh | 10 ++++++++++
2 files changed, 12 insertions(+), 1 deletions(-)
create mode 100755 arch/x86/vdso/checkundef.sh
Merge made by recursive.
arch/x86/vdso/Makefile | 3 ++-
arch/x86/vdso/checkundef.sh | 10 ++++++++++
2 files changed, 12 insertions(+), 1 deletions(-)
create mode 100755 arch/x86/vdso/checkundef.sh
diff --git a/arch/x86/vdso/Makefile b/arch/x86/vdso/Makefile
index 6b4ffed..4a2afa1 100644
--- a/arch/x86/vdso/Makefile
+++ b/arch/x86/vdso/Makefile
@@ -120,7 +120,8 @@ $(obj)/vdso32-syms.lds: $(vdso32.so-y:%=$(obj)/vdso32-%-syms.lds) FORCE
quiet_cmd_vdso = VDSO $@
cmd_vdso = $(CC) -nostdlib -o $@ \
$(VDSO_LDFLAGS) $(VDSO_LDFLAGS_$(filter %.lds,$(^F))) \
- -Wl,-T,$(filter %.lds,$^) $(filter %.o,$^)
+ -Wl,-T,$(filter %.lds,$^) $(filter %.o,$^) && \
+ sh $(srctree)/$(src)/checkundef.sh '$(NM)' '$@'
VDSO_LDFLAGS = -fPIC -shared $(call cc-ldoption, -Wl$(comma)--hash-style=sysv)
GCOV_PROFILE := n
diff --git a/arch/x86/vdso/checkundef.sh b/arch/x86/vdso/checkundef.sh
new file mode 100755
index 0000000..7ee90a9
--- /dev/null
+++ b/arch/x86/vdso/checkundef.sh
@@ -0,0 +1,10 @@
+#!/bin/sh
+nm="$1"
+file="$2"
+$nm "$file" | grep '^ *U' > /dev/null 2>&1
+if [ $? -eq 1 ]; then
+ exit 0
+else
+ echo "$file: undefined symbols found" >&2
+ exit 1
+fi
^ permalink raw reply related [flat|nested] only message in thread
only message in thread, other threads:[~2010-08-05 20:38 UTC | newest]
Thread overview: (only message) (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2010-08-05 20:38 [GIT PULL] x86/build for 2.6.36 H. Peter Anvin
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).