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| author |   Steven Rostedt <srostedt@redhat.com> | 2009-10-14 15:43:42 -0400 |
|---|---|---|
| committer |   Ingo Molnar <mingo@elte.hu> | 2009-10-15 10:42:39 +0200 |
| commit | cda48461c7fb8431a99b7960480f5f42cc1a5324 (patch) | |
| tree | 89afa42fb7136ac1086d1736529f59cfe4ac1ce3 /tools/perf/util/trace-event.h | |
| parent | perf tools: Handle both versions of ftrace output (diff) | |
| download | linux-dev-cda48461c7fb8431a99b7960480f5f42cc1a5324.tar.xz linux-dev-cda48461c7fb8431a99b7960480f5f42cc1a5324.zip | |
perf tools: Add latency format to trace output
Add the irqs disabled, preemption count, need resched, and other
info that is shown in the latency format of ftrace.
# perf trace -l
perf-16457 2..s2. 53636.260344: kmem_cache_free: call_site=ffffffff811198f
perf-16457 2..s2. 53636.264330: kmem_cache_free: call_site=ffffffff811198f
perf-16457 2d.s4. 53636.300006: kmem_cache_free: call_site=ffffffff810d889
Signed-off-by: Steven Rostedt <srostedt@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
LKML-Reference: <20091014194400.076588953@goodmis.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to '')
| -rw-r--r-- | tools/perf/util/trace-event.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/tools/perf/util/trace-event.h b/tools/perf/util/trace-event.h index 29821acc8db6..f6637c2fa1fe 100644 --- a/tools/perf/util/trace-event.h +++ b/tools/perf/util/trace-event.h @@ -239,6 +239,8 @@ extern int header_page_size_size; extern int header_page_data_offset; extern int header_page_data_size; +extern int latency_format; + int parse_header_page(char *buf, unsigned long size); int trace_parse_common_type(void *data); struct event *trace_find_event(int id); @@ -248,4 +250,13 @@ void *raw_field_ptr(struct event *event, const char *name, void *data); void read_tracing_data(int fd, struct perf_event_attr *pattrs, int nb_events); +/* taken from kernel/trace/trace.h */ +enum trace_flag_type { + TRACE_FLAG_IRQS_OFF = 0x01, + TRACE_FLAG_IRQS_NOSUPPORT = 0x02, + TRACE_FLAG_NEED_RESCHED = 0x04, + TRACE_FLAG_HARDIRQ = 0x08, + TRACE_FLAG_SOFTIRQ = 0x10, +}; + #endif /* __PERF_TRACE_EVENTS_H */ |