diff options
| author | Al Viro <viro@zeniv.linux.org.uk> | 2008-08-24 01:28:20 +0400 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2008-10-23 09:55:22 +0400 |
| commit | aa7bd942498512d6b77d1d0da846a8ecdd5d6186 (patch) | |
| tree | 9a420b59a1e862ea47a4c5f89601ffbdf3366922 /arch/um/sys-x86_64/shared/sysdep/barrier.h | |
| parent | 4198426af37e7122f2fda2538fa9dcaa19c5e397 (diff) | |
| download | linux-aa7bd942498512d6b77d1d0da846a8ecdd5d6186.tar.xz | |
x86, um: get rid of header symlinks
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/shared/sysdep/barrier.h')
| -rw-r--r-- | arch/um/sys-x86_64/shared/sysdep/barrier.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/um/sys-x86_64/shared/sysdep/barrier.h b/arch/um/sys-x86_64/shared/sysdep/barrier.h new file mode 100644 index 000000000000..7b610befdc8f --- /dev/null +++ b/arch/um/sys-x86_64/shared/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 |