summaryrefslogtreecommitdiff
path: root/tools/perf/perf.h
diff options
context:
space:
mode:
authorJiri Olsa <jolsa@kernel.org>2014-05-05 12:58:31 +0200
committerJiri Olsa <jolsa@kernel.org>2014-05-05 17:48:51 +0200
commit82baa0eb46c15b749723d0c801470fea044657d7 (patch)
tree97781ce38bb6eb3496dc49cb62094d097466de60 /tools/perf/perf.h
parent43599d1f7adffbbf990b00716ba22974ec1487be (diff)
downloadlinux-82baa0eb46c15b749723d0c801470fea044657d7.tar.gz
perf tools: Move sys_perf_event_open function from perf.h
Into perf-sys.h header, as requested by Peter: http://lkml.kernel.org/r/20140502115201.GI30445@twins.programming.kicks-ass.net Adding HAVE_ATTR_TEST define to turn off/on the attribute test code in the sys_perf_event_open function. Requested-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Acked-by: Arnaldo Carvalho de Melo <acme@redhat.com> Acked-by: Peter Zijlstra <peterz@infradead.org> Cc: Arnaldo Carvalho de Melo <acme@kernel.org> Cc: Borislav Petkov <bp@suse.de> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1399293219-8732-10-git-send-email-jolsa@kernel.org Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Diffstat (limited to 'tools/perf/perf.h')
-rw-r--r--tools/perf/perf.h40
1 files changed, 11 insertions, 29 deletions
diff --git a/tools/perf/perf.h b/tools/perf/perf.h
index ee959659b778..813571b07246 100644
--- a/tools/perf/perf.h
+++ b/tools/perf/perf.h
@@ -1,18 +1,21 @@
#ifndef _PERF_PERF_H
#define _PERF_PERF_H
-#include "perf-sys.h"
-
-#define ACCESS_ONCE(x) (*(volatile typeof(x) *)&(x))
-
#include <time.h>
-#include <unistd.h>
-#include <sys/types.h>
-#include <sys/syscall.h>
-
+#include <stdbool.h>
#include <linux/types.h>
#include <linux/perf_event.h>
+extern bool test_attr__enabled;
+void test_attr__init(void);
+void test_attr__open(struct perf_event_attr *attr, pid_t pid, int cpu,
+ int fd, int group_fd, unsigned long flags);
+
+#define HAVE_ATTR_TEST
+#include "perf-sys.h"
+
+#define ACCESS_ONCE(x) (*(volatile typeof(x) *)&(x))
+
#ifndef NSEC_PER_SEC
# define NSEC_PER_SEC 1000000000ULL
#endif
@@ -28,27 +31,6 @@ static inline unsigned long long rdclock(void)
return ts.tv_sec * 1000000000ULL + ts.tv_nsec;
}
-extern bool test_attr__enabled;
-void test_attr__init(void);
-void test_attr__open(struct perf_event_attr *attr, pid_t pid, int cpu,
- int fd, int group_fd, unsigned long flags);
-
-static inline int
-sys_perf_event_open(struct perf_event_attr *attr,
- pid_t pid, int cpu, int group_fd,
- unsigned long flags)
-{
- int fd;
-
- fd = syscall(__NR_perf_event_open, attr, pid, cpu,
- group_fd, flags);
-
- if (unlikely(test_attr__enabled))
- test_attr__open(attr, pid, cpu, fd, group_fd, flags);
-
- return fd;
-}
-
#define MAX_NR_CPUS 256
extern const char *input_name;