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authorLinus Torvalds <torvalds@linux-foundation.org>2010-10-13 16:50:23 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-10-13 16:50:23 -0700
commitfec896e21b65278a67b3a98073eef23351a74a4a (patch)
tree3a0b1a4abfa362dd6b6690662cc6588bddb21262 /tools
parentMerge master.kernel.org:/home/rmk/linux-2.6-arm (diff)
parentring-buffer: Fix typo of time extends per page (diff)
downloadlinux-fec896e21b65278a67b3a98073eef23351a74a4a.tar.gz
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Merge branch 'perf-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'perf-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: ring-buffer: Fix typo of time extends per page perf, MIPS: Support cross compiling of tools/perf for MIPS perf: Fix incorrect copy_from_user() usage
Diffstat (limited to 'tools')
-rw-r--r--tools/perf/perf.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/tools/perf/perf.h b/tools/perf/perf.h
index ef7aa0a0c526..95aaf565c704 100644
--- a/tools/perf/perf.h
+++ b/tools/perf/perf.h
@@ -73,6 +73,18 @@ void get_term_dimensions(struct winsize *ws);
#define cpu_relax() asm volatile("":::"memory")
#endif
+#ifdef __mips__
+#include "../../arch/mips/include/asm/unistd.h"
+#define rmb() asm volatile( \
+ ".set mips2\n\t" \
+ "sync\n\t" \
+ ".set mips0" \
+ : /* no output */ \
+ : /* no input */ \
+ : "memory")
+#define cpu_relax() asm volatile("" ::: "memory")
+#endif
+
#include <time.h>
#include <unistd.h>
#include <sys/types.h>