perf tools: Move mips barrier.h stuff to tools/ arch/mips/include/asm/barrier.h

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2015-05-10 07:09 UTC #0 lore raw

Commit-ID:  e2164f0406db75cb1ae0bf49ae7915f0ab10e201
Gitweb:     http://git.kernel.org/tip/e2164f0406db75cb1ae0bf49ae7915f0ab10e201
Author:     Arnaldo Carvalho de Melo <[email protected]>
AuthorDate: Fri, 8 May 2015 09:40:36 -0300
Committer:  Arnaldo Carvalho de Melo <[email protected]>
CommitDate: Fri, 8 May 2015 16:05:07 -0300

perf tools: Move mips barrier.h stuff to tools/arch/mips/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 <[email protected]>

Cc Borislav Petkov <[email protected]>

Cc David Ahern <[email protected]>

Cc Deng-Cheng Zhu <[email protected]>

Cc Don Zickus <[email protected]>

Cc Frederic Weisbecker <[email protected]>

Cc Jiri Olsa <[email protected]>

Cc Namhyung Kim <[email protected]>

Cc Ralf Baechle <[email protected]>

Cc Stephane Eranian <[email protected]>

Link http://lkml.kernel.org/n/[email protected] open here

Signed-off-by Arnaldo Carvalho de Melo <[email protected]>

---
 tools/arch/mips/include/asm/barrier.h | 20 ++++++++++++++++++++
 tools/include/asm/barrier.h           |  2 ++
 tools/perf/MANIFEST                   |  1 +
 tools/perf/perf-sys.h                 |  9 ---------
 4 files changed, 23 insertions(+), 9 deletions(-)

tools/arch/mips/include/asm/barrier.h new file +20 -0

new file mode 100644
index 0000000..80f96f7
@@ -0,0 +1,20 @@
+#ifndef _TOOLS_LINUX_ASM_MIPS_BARRIER_H
+#define _TOOLS_LINUX_ASM_MIPS_BARRIER_H
+/*
+ * FIXME: This came from tools/perf/perf-sys.h, where it was first introduced
+ * in c1e028ef40b8d6943b767028ba17d4f2ba020edb, more work needed to make it
+ * more closely follow the Linux kernel arch/mips/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(					\
+				".set	mips2\n\t"			\
+				"sync\n\t"				\
+				".set	mips0"				\
+				: /* no output */			\
+				: /* no input */			\
+				: "memory")
+#define wmb()	mb()
+#define rmb()	mb()
+
+#endif /* _TOOLS_LINUX_ASM_MIPS_BARRIER_H */

tools/include/asm/barrier.h +2 -0

index ccb2244..a00b948 100644
@@ -14,6 +14,8 @@
 #include "../../arch/sparc/include/asm/barrier.h"
 #elif defined(__alpha__)
 #include "../../arch/alpha/include/asm/barrier.h"
+#elif defined(__mips__)
+#include "../../arch/mips/include/asm/barrier.h"
 #elif defined(__ia64__)
 #include "../../arch/ia64/include/asm/barrier.h"
 #elif defined(__xtensa__)

tools/perf/MANIFEST +1 -0

index 6d3c398..e4a7220 100644
@@ -2,6 +2,7 @@ tools/perf
 tools/arch/alpha/include/asm/barrier.h
 tools/arch/arm/include/asm/barrier.h
 tools/arch/ia64/include/asm/barrier.h
+tools/arch/mips/include/asm/barrier.h
 tools/arch/powerpc/include/asm/barrier.h
 tools/arch/s390/include/asm/barrier.h
 tools/arch/sh/include/asm/barrier.h

tools/perf/perf-sys.h +0 -9

index ebe228f..876001e 100644
@@ -78,15 +78,6 @@
 #endif
 
 #ifdef __mips__
-#define mb()		asm volatile(					\
-				".set	mips2\n\t"			\
-				"sync\n\t"				\
-				".set	mips0"				\
-				: /* no output */			\
-				: /* no input */			\
-				: "memory")
-#define wmb()	mb()
-#define rmb()	mb()
 #define CPUINFO_PROC	{"cpu model"}
 #endif