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authorArnaldo Carvalho de Melo <acme@redhat.com>2015-05-07 23:52:19 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2015-05-08 22:05:06 +0300
commit0da85d1e38b4c186d2248f0239b72d465f5b406c (patch)
treee5b80b4bd4b1de8215fdbc0ec39255d509431de7 /tools/arch
parent94cdda6b98b3708f04f426204542aa69d4780fa9 (diff)
downloadlinux-0da85d1e38b4c186d2248f0239b72d465f5b406c.tar.xz
perf tools: Move alpha barrier.h stuff to tools/arch/alpha/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-vs2plxuph0ne3zcupijgjy9z@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/arch')
-rw-r--r--tools/arch/alpha/include/asm/barrier.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/tools/arch/alpha/include/asm/barrier.h b/tools/arch/alpha/include/asm/barrier.h
new file mode 100644
index 000000000000..95df19c95482
--- /dev/null
+++ b/tools/arch/alpha/include/asm/barrier.h
@@ -0,0 +1,8 @@
+#ifndef __TOOLS_LINUX_ASM_ALPHA_BARRIER_H
+#define __TOOLS_LINUX_ASM_ALPHA_BARRIER_H
+
+#define mb() __asm__ __volatile__("mb": : :"memory")
+#define rmb() __asm__ __volatile__("mb": : :"memory")
+#define wmb() __asm__ __volatile__("wmb": : :"memory")
+
+#endif /* __TOOLS_LINUX_ASM_ALPHA_BARRIER_H */