diff options
| author | Al Viro <viro@zeniv.linux.org.uk> | 2008-08-18 21:44:32 -0400 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2008-10-22 22:55:21 -0700 |
| commit | f5ad6a42b700d9687bb97cf461e7f2506e3006d6 (patch) | |
| tree | 1bd92ee745ce1bdf459147dd9cbdb440c72cd9f8 /arch/um/sys-x86_64/sysdep/barrier.h | |
| parent | 17dcf75d3ea11d7e26110ba85677cfadbccecf45 (diff) | |
x86, um: get rid of sysdep symlink
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/um/sys-x86_64/sysdep/barrier.h')
| -rw-r--r-- | arch/um/sys-x86_64/sysdep/barrier.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/um/sys-x86_64/sysdep/barrier.h b/arch/um/sys-x86_64/sysdep/barrier.h new file mode 100644 index 00000000000..7b610befdc8 --- /dev/null +++ b/arch/um/sys-x86_64/sysdep/barrier.h @@ -0,0 +1,7 @@ +#ifndef __SYSDEP_X86_64_BARRIER_H +#define __SYSDEP_X86_64_BARRIER_H + +/* Copied from include/asm-x86_64 for use by userspace. */ +#define mb() asm volatile("mfence":::"memory") + +#endif |