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x86, relocs: Move __vvar_page from S_ABS to S_REL

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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@chromium.org>
Link: http://lkml.kernel.org/r/20130611185652.GA23674@www.outflux.net
Reported-by: Michael Davidson <md@google.com>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
This commit is contained in:
Kees Cook 2013-06-11 11:56:52 -07:00 • committed by H. Peter Anvin
parent 7de3d66b13
commit b1983b0a75
1 changed files with 1 additions and 3 deletions
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4
arch/x86/tools/relocs.c
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@ -42,9 +42,6 @@ static const char * const sym_regex_kernel[S_NSYMTYPES] = {
"^(xen_irq_disable_direct_reloc$|" "^(xen_irq_disable_direct_reloc$|"
"xen_save_fl_direct_reloc$|" "xen_save_fl_direct_reloc$|"
"VDSO|" "VDSO|"
#if ELF_BITS == 64
"__vvar_page|"
#endif
"__crc_)", "__crc_)",
/* /*
@ -72,6 +69,7 @@ static const char * const sym_regex_kernel[S_NSYMTYPES] = {
"__per_cpu_load|" "__per_cpu_load|"
"init_per_cpu__.*|" "init_per_cpu__.*|"
"__end_rodata_hpage_align|" "__end_rodata_hpage_align|"
"__vvar_page|"
#endif #endif
"_end)$" "_end)$"
}; };