diff options
| author | Deng-Cheng Zhu <dengcheng.zhu@gmail.com> | 2010-10-12 19:33:33 +0800 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2010-10-12 13:34:37 +0200 |
| commit | c1e028ef40b8d6943b767028ba17d4f2ba020edb (patch) | |
| tree | fd8c23191be74b5e25a2c05b60368d139ec31da9 | |
| parent | ad0cf3478de8677f720ee06393b3147819568d6a (diff) | |
| download | op-kernel-dev-c1e028ef40b8d6943b767028ba17d4f2ba020edb.zip op-kernel-dev-c1e028ef40b8d6943b767028ba17d4f2ba020edb.tar.gz | |
perf, MIPS: Support cross compiling of tools/perf for MIPS
Changes:
v4: Fix the cosmetic issue of redundant dot-ops
v3: Change rmb() to use SYNC
v2: Include mips unistd.h and define rmb()/cpu_relax() in tools/perf/perf.h
Signed-off-by: Deng-Cheng Zhu <dengcheng.zhu@gmail.com>
Acked-by: Ralf Baechle <ralf@linux-mips.org>
Cc: David Daney <ddaney@caviumnetworks.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
| -rw-r--r-- | tools/perf/perf.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/tools/perf/perf.h b/tools/perf/perf.h index ef7aa0a..95aaf56 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> |
