projects / GitHub / exynos8895 / android_kernel_samsung_universal8895.git / commitdiff
? search:
summary | shortlog | log | commit | commitdiff | tree
raw | patch | inline | side by side (parent: 1b3f2a7)
x86-64: Add --no-undefined to vDSO build
authorAndy Lutomirski <luto@mit.edu>
Wed, 13 Jul 2011 13:24:12 +0000 (09:24 -0400)
committerH. Peter Anvin <hpa@linux.intel.com>
Wed, 13 Jul 2011 18:23:09 +0000 (11:23 -0700)
This gives much nicer diagnostics when something goes wrong.  It's
supported at least as far back as binutils 2.15.

Signed-off-by: Andy Lutomirski <luto@mit.edu>
Link: http://lkml.kernel.org/r/de0b50920469ff6359c529526e7639fdd36fa83c.1310563276.git.luto@mit.edu
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
arch/x86/vdso/Makefile patch | blob | blame | history

diff --git a/arch/x86/vdso/Makefile b/arch/x86/vdso/Makefile
index bef0bc9624006d1839dc3050ab8356d7852593f4..5d179502a52cce8ee6b9f8f5fe643a35e0bf472a 100644 (file)
--- a/arch/x86/vdso/Makefile
+++ b/arch/x86/vdso/Makefile
@@ -26,6 +26,7 @@ targets += vdso.so vdso.so.dbg vdso.lds $(vobjs-y)
 export CPPFLAGS_vdso.lds += -P -C
 
 VDSO_LDFLAGS_vdso.lds = -m64 -Wl,-soname=linux-vdso.so.1 \
+                       -Wl,--no-undefined \
                        -Wl,-z,max-page-size=4096 -Wl,-z,common-page-size=4096
 
 $(obj)/vdso.o: $(src)/vdso.S $(obj)/vdso.so