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| author | Jiri Olsa <jolsa@kernel.org> | 2014-08-01 20:02:58 +0400 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2014-08-12 19:02:58 +0400 |
| commit | 5f86b80b85f0dcd05fd1471eac6984181a707c4f (patch) | |
| tree | 4894e3ca1638822b97d3f9bc4a41f5f56e932260 /tools/perf/util/ordered-events.h | |
| parent | 79a30fe4f3758c98e1b7a474952b9701d513e580 (diff) | |
| download | linux-5f86b80b85f0dcd05fd1471eac6984181a707c4f.tar.xz | |
perf tools: Create ordered-events object
Move ordered events code into separated object ordered-events.[ch].
No functional change was intended.
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Acked-by: David Ahern <dsahern@gmail.com>
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: Jean Pihet <jean.pihet@linaro.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/n/tip-1ge3rilgudszbl87cejm1tfg@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/ordered-events.h')
| -rw-r--r-- | tools/perf/util/ordered-events.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/tools/perf/util/ordered-events.h b/tools/perf/util/ordered-events.h new file mode 100644 index 000000000000..8309983bdd70 --- /dev/null +++ b/tools/perf/util/ordered-events.h @@ -0,0 +1,41 @@ +#ifndef __ORDERED_EVENTS_H +#define __ORDERED_EVENTS_H + +#include <linux/types.h> +#include "tool.h" + +struct perf_session; + +struct ordered_event { + u64 timestamp; + u64 file_offset; + union perf_event *event; + struct list_head list; +}; + +enum oe_flush { + OE_FLUSH__FINAL, + OE_FLUSH__ROUND, + OE_FLUSH__HALF, +}; + +struct ordered_events { + u64 last_flush; + u64 next_flush; + u64 max_timestamp; + u64 max_alloc_size; + u64 cur_alloc_size; + struct list_head events; + struct list_head cache; + struct list_head to_free; + struct ordered_event *buffer; + struct ordered_event *last; + int buffer_idx; + unsigned int nr_events; +}; + +struct ordered_event *ordered_events__new(struct ordered_events *oe, u64 timestamp); +void ordered_events__delete(struct ordered_events *oe, struct ordered_event *event); +int ordered_events__flush(struct perf_session *s, struct perf_tool *tool, + enum oe_flush how); +#endif /* __ORDERED_EVENTS_H */ |