| From | Andy Lutomirski <> | Subject | [PATCH v3 4/8] x86-64: Add --no-undefined to vDSO build | Date | Wed, 13 Jul 2011 09:24:12 -0400 |
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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> --- arch/x86/vdso/Makefile | 1 + 1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/arch/x86/vdso/Makefile b/arch/x86/vdso/Makefile index bef0bc9..5d17950 100644 --- 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 -- 1.7.6
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