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x86, vdso: Fix the symbol versions on the 32-bit vDSO 

The new symbols provide the same API as the 64-bit variants, so they
should have the same symbol version name.  This can't break
userspace, since these symbols are new for 32-bit Linux.

Signed-off-by: Andy Lutomirski <luto@amacapital.net>
Cc: Stefani Seibold <stefani@seibold.net>
Link: http://lkml.kernel.org/r/0a869bce03d25619565b1eee7d69a4fd15fd203a.1396124118.git.luto@amacapital.net
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
This commit is contained in:
Andy Lutomirski 2014-03-29 13:15:35 -07:00 committed by H. Peter Anvin
parent b9a4a56c1e
commit 37c975545e
1 changed files with 7 additions and 3 deletions
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10
arch/x86/vdso/vdso32/vdso32.lds.S
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@ -23,14 +23,18 @@ ENTRY(__kernel_vsyscall);
*/
VERSION
{
LINUX_2.6 {
global:
__vdso_clock_gettime;
__vdso_gettimeofday;
__vdso_time;
};
LINUX_2.5 {
global:
__kernel_vsyscall;
__kernel_sigreturn;
__kernel_rt_sigreturn;
__vdso_clock_gettime;
__vdso_gettimeofday;
__vdso_time;
local: *;
};
}