perf: Enable building perf tools for Meta

Define rmb(), cpu_relax(), and CPUINFO_PROC for Meta so that the perf tools can be built for Meta. Signed-off-by: James Hogan <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Paul Mackerras <[email protected]> Cc: Ingo Molnar <[email protected]> Cc: Arnaldo Carvalho de Melo <[email protected]>
zuai · Mar 2, 2013 · 1bea5b8 · 1bea5b8
1 parent 883a635
commit 1bea5b8
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/tools/perf/perf.h b/tools/perf/perf.h
@@ -98,6 +98,12 @@ void get_term_dimensions(struct winsize *ws);
 #define CPUINFO_PROC	"cpu model"
 #endif
 
+#ifdef __metag__
+#define rmb()		asm volatile("" ::: "memory")
+#define cpu_relax()	asm volatile("" ::: "memory")
+#define CPUINFO_PROC	"CPU"
+#endif
+
 #include <time.h>
 #include <unistd.h>
 #include <sys/types.h>