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| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2011-01-03 18:39:04 (GMT) |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2011-01-03 18:39:04 (GMT) |
| commit | 69aad6f1ee69546dea8535ab8f3da9f445d57328 (patch) | |
| tree | b328ec140a6a90703a049fcc661d623025d7e81f /tools/perf/util/evsel.h | |
| parent | 56f4c400349157289b474a3fd49ee96acab0a4d7 (diff) | |
| download | linux-fsl-qoriq-69aad6f1ee69546dea8535ab8f3da9f445d57328.tar.xz | |
perf tools: Introduce event selectors
Out of ad-hoc code and global arrays with hard coded sizes.
This is the first step on having a library that will be first
used on regression tests in the 'perf test' tool.
[acme@felicio linux]$ size /tmp/perf.before
text data bss dec hex filename
1273776 97384 5104416 6475576 62cf38 /tmp/perf.before
[acme@felicio linux]$ size /tmp/perf.new
text data bss dec hex filename
1275422 97416 1392416 2765254 2a31c6 /tmp/perf.new
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/evsel.h')
| -rw-r--r-- | tools/perf/util/evsel.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h new file mode 100644 index 0000000..3eb3989 --- /dev/null +++ b/tools/perf/util/evsel.h @@ -0,0 +1,24 @@ +#ifndef __PERF_EVSEL_H +#define __PERF_EVSEL_H 1 + +#include <linux/list.h> +#include <linux/perf_event.h> +#include "types.h" +#include "xyarray.h" + +struct perf_evsel { + struct list_head node; + struct perf_event_attr attr; + char *filter; + struct xyarray *fd; + int idx; + void *priv; +}; + +struct perf_evsel *perf_evsel__new(u32 type, u64 config, int idx); +void perf_evsel__delete(struct perf_evsel *evsel); + +int perf_evsel__alloc_fd(struct perf_evsel *evsel, int ncpus, int nthreads); +void perf_evsel__free_fd(struct perf_evsel *evsel); + +#endif /* __PERF_EVSEL_H */ |