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x86, vdso: Make vsyscall_gtod_data handling x86 generic

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This patch move the vsyscall_gtod_data handling out of vsyscall_64.c
into an additonal file vsyscall_gtod.c to make the functionality
available for x86 32 bit kernel.

It also adds a new vsyscall_32.c which setup the VVAR page.

Reviewed-by: Andy Lutomirski <luto@amacapital.net>
Signed-off-by: Stefani Seibold <stefani@seibold.net>
Link: http://lkml.kernel.org/r/1395094933-14252-2-git-send-email-stefani@seibold.net
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
This commit is contained in:
Stefani Seibold
2014-03-17 23:22:01 +01:00
committed by H. Peter Anvin
parent 1f2cbcf648
commit d2312e3379
10 changed files with 72 additions and 63 deletions
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2
arch/x86/tools/relocs.c
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@@ -69,8 +69,8 @@ static const char * const sym_regex_kernel[S_NSYMTYPES] = {
"__per_cpu_load|"
"init_per_cpu__.*|"
"__end_rodata_hpage_align|"
"__vvar_page|"
#endif
"__vvar_page|"
"_end)$"
};