diff options
| author | Stefani Seibold <stefani@seibold.net> | 2014-03-18 02:22:09 +0400 |
|---|---|---|
| committer | H. Peter Anvin <hpa@linux.intel.com> | 2014-03-18 23:52:37 +0400 |
| commit | 7a59ed415f5b57469e22e41fc4188d5399e0b194 (patch) | |
| tree | fb57bae076853fbcbd44af62fb07d77d3c44125b /arch/x86/vdso/vdso32/vdso32.lds.S | |
| parent | b4b541a610c4db8643b36030ee5012203ca65778 (diff) | |
| download | linux-7a59ed415f5b57469e22e41fc4188d5399e0b194.tar.xz | |
x86, vdso: Add 32 bit VDSO time support for 32 bit kernel
This patch add the time support for 32 bit a VDSO to a 32 bit kernel.
For 32 bit programs running on a 32 bit kernel, the same mechanism is
used as for 64 bit programs running on a 64 bit kernel.
Reviewed-by: Andy Lutomirski <luto@amacapital.net>
Signed-off-by: Stefani Seibold <stefani@seibold.net>
Link: http://lkml.kernel.org/r/1395094933-14252-10-git-send-email-stefani@seibold.net
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Diffstat (limited to 'arch/x86/vdso/vdso32/vdso32.lds.S')
| -rw-r--r-- | arch/x86/vdso/vdso32/vdso32.lds.S | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/x86/vdso/vdso32/vdso32.lds.S b/arch/x86/vdso/vdso32/vdso32.lds.S index 90e7aa90dbe4..28c460703bbc 100644 --- a/arch/x86/vdso/vdso32/vdso32.lds.S +++ b/arch/x86/vdso/vdso32/vdso32.lds.S @@ -8,6 +8,11 @@ * values visible using the asm-x86/vdso.h macros from the kernel proper. */ +#include <asm/page.h> + +#define BUILD_VDSO32 +#define VDSO_PRELINK 0 + #include "../vdso-layout.lds.S" /* The ELF entry point can be used to set the AT_SYSINFO value. */ @@ -23,6 +28,9 @@ VERSION __kernel_vsyscall; __kernel_sigreturn; __kernel_rt_sigreturn; + __vdso_clock_gettime; + __vdso_gettimeofday; + __vdso_time; local: *; }; } @@ -33,3 +41,6 @@ VERSION VDSO32_vsyscall = __kernel_vsyscall; VDSO32_sigreturn = __kernel_sigreturn; VDSO32_rt_sigreturn = __kernel_rt_sigreturn; +VDSO32_clock_gettime = clock_gettime; +VDSO32_gettimeofday = gettimeofday; +VDSO32_time = time; |