[tip:x86/urgent] x86, relocs: Move __vvar_page from S_ABS to S_REL

[tip-bot for Kees Cook]

Commit-ID:  b1983b0a7578de09211a696802edab83fd253303
Gitweb:     http://git.kernel.org/tip/b1983b0a7578de09211a696802edab83fd253303
Author:     Kees Cook <keescook@xxxxxxxxxxxx>
AuthorDate: Tue, 11 Jun 2013 11:56:52 -0700
Committer:  H. Peter Anvin <hpa@xxxxxxxxxxxxxxx>
CommitDate: Wed, 12 Jun 2013 15:14:57 -0700

x86, relocs: Move __vvar_page from S_ABS to S_REL

The __vvar_page relocation should actually be listed in S_REL instead
of S_ABS. Oddly, this didn't always cause things to break, presumably
because there are no users for relocation information on 64 bits yet.

[ hpa: Not for stable - new code in 3.10 ]

Signed-off-by: Kees Cook <keescook@xxxxxxxxxxxx>
Link: http://lkml.kernel.org/r/20130611185652.GA23674@xxxxxxxxxxxxxxx
Reported-by: Michael Davidson <md@xxxxxxxxxx>
Signed-off-by: H. Peter Anvin <hpa@xxxxxxxxxxxxxxx>
---
 arch/x86/tools/relocs.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/arch/x86/tools/relocs.c b/arch/x86/tools/relocs.c
index 590be10..f7bab68 100644
--- a/arch/x86/tools/relocs.c
+++ b/arch/x86/tools/relocs.c
@@ -42,9 +42,6 @@ static const char * const sym_regex_kernel[S_NSYMTYPES] = {
 	"^(xen_irq_disable_direct_reloc$|"
 	"xen_save_fl_direct_reloc$|"
 	"VDSO|"
-#if ELF_BITS == 64
-	"__vvar_page|"
-#endif
 	"__crc_)",
 
 /*
@@ -72,6 +69,7 @@ static const char * const sym_regex_kernel[S_NSYMTYPES] = {
 	"__per_cpu_load|"
 	"init_per_cpu__.*|"
 	"__end_rodata_hpage_align|"
+	"__vvar_page|"
 #endif
 	"_end)$"
 };
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