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authorAndy Lutomirski <luto@mit.edu>2011-07-14 12:47:22 +0200
committerH. Peter Anvin <hpa@linux.intel.com>2011-07-15 02:57:05 +0200
commit98d0ac38ca7b1b7a552c9a2359174ff84decb600 (patch)
tree0c244e828f86c779c348a4888ed9e303c3e59811 /arch/x86/include/asm/vsyscall.h
parentclocksource: Replace vread with generic arch data (diff)
downloadlinux-98d0ac38ca7b1b7a552c9a2359174ff84decb600.tar.xz
linux-98d0ac38ca7b1b7a552c9a2359174ff84decb600.zip
x86-64: Move vread_tsc and vread_hpet into the vDSO
The vsyscall page now consists entirely of trap instructions. Cc: John Stultz <johnstul@us.ibm.com> Signed-off-by: Andy Lutomirski <luto@mit.edu> Link: http://lkml.kernel.org/r/637648f303f2ef93af93bae25186e9a1bea093f5.1310639973.git.luto@mit.edu Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Diffstat (limited to 'arch/x86/include/asm/vsyscall.h')
-rw-r--r--arch/x86/include/asm/vsyscall.h4
1 files changed, 0 insertions, 4 deletions
diff --git a/arch/x86/include/asm/vsyscall.h b/arch/x86/include/asm/vsyscall.h
index d55597351f6a..60107072c28b 100644
--- a/arch/x86/include/asm/vsyscall.h
+++ b/arch/x86/include/asm/vsyscall.h
@@ -16,10 +16,6 @@ enum vsyscall_num {
#ifdef __KERNEL__
#include <linux/seqlock.h>
-/* Definitions for CONFIG_GENERIC_TIME definitions */
-#define __vsyscall_fn \
- __attribute__ ((unused, __section__(".vsyscall_fn"))) notrace
-
#define VGETCPU_RDTSCP 1
#define VGETCPU_LSL 2