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| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2015-05-08 16:02:00 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2015-05-08 22:05:08 +0300 |
| commit | d3bd708114a37bcb472715818ba21d61ef71e86a (patch) | |
| tree | fb2f72cb7780ce5e0593460ad1f9d6f5420aeac7 /tools/arch/tile/include/asm/barrier.h | |
| parent | e2164f0406db75cb1ae0bf49ae7915f0ab10e201 (diff) | |
| download | linux-d3bd708114a37bcb472715818ba21d61ef71e86a.tar.xz | |
perf tools: Move tile barrier.h stuff to tools/arch/tile/include/asm/barrier.h
We will need it for atomic.h, so move it from the ad-hoc tools/perf/
place to a tools/ subset of the kernel arch/ hierarchy.
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Borislav Petkov <bp@suse.de>
Cc: David Ahern <dsahern@gmail.com>
Cc: Don Zickus <dzickus@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-jwcs4r1lo0ld8a4ricbe0zug@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/arch/tile/include/asm/barrier.h')
| -rw-r--r-- | tools/arch/tile/include/asm/barrier.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/tools/arch/tile/include/asm/barrier.h b/tools/arch/tile/include/asm/barrier.h new file mode 100644 index 000000000000..7d3692c3d4ac --- /dev/null +++ b/tools/arch/tile/include/asm/barrier.h @@ -0,0 +1,15 @@ +#ifndef _TOOLS_LINUX_ASM_TILE_BARRIER_H +#define _TOOLS_LINUX_ASM_TILE_BARRIER_H +/* + * FIXME: This came from tools/perf/perf-sys.h, where it was first introduced + * in 620830b6954913647b7c7f68920cf48eddf6ad92, more work needed to make it + * more closely follow the Linux kernel arch/tile/include/asm/barrier.h file. + * Probably when we continue work on tools/ Kconfig support to have all the + * CONFIG_ needed for properly doing that. + */ + +#define mb() asm volatile ("mf" ::: "memory") +#define wmb() mb() +#define rmb() mb() + +#endif /* _TOOLS_LINUX_ASM_TILE_BARRIER_H */ |