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author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2010-02-03 19:52:04 +0100 |
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committer | Ingo Molnar <mingo@elte.hu> | 2010-02-04 09:33:26 +0100 |
commit | 7b2567c1f57c059de29d3f2ca03aca84473865c8 (patch) | |
tree | 9cd0a424d666c921c1d46dcdb648313cb36ec1da /tools/perf/builtin-buildid-list.c | |
parent | perf probe: Don't use a perf_session instance just to resolve symbols (diff) | |
download | linux-7b2567c1f57c059de29d3f2ca03aca84473865c8.tar.xz linux-7b2567c1f57c059de29d3f2ca03aca84473865c8.zip |
perf build-id: Move the routine to find DSOs with hits to the lib
Because 'perf record' will have to find the build-ids in after
we stop recording, so as to reduce even more the impact in the
workload while we do the measurement.
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Frédéric Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
LKML-Reference: <1265223128-11786-5-git-send-email-acme@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'tools/perf/builtin-buildid-list.c')
-rw-r--r-- | tools/perf/builtin-buildid-list.c | 31 |
1 files changed, 2 insertions, 29 deletions
diff --git a/tools/perf/builtin-buildid-list.c b/tools/perf/builtin-buildid-list.c index 431f204bde64..d0675c02f81e 100644 --- a/tools/perf/builtin-buildid-list.c +++ b/tools/perf/builtin-buildid-list.c @@ -8,6 +8,7 @@ */ #include "builtin.h" #include "perf.h" +#include "util/build-id.h" #include "util/cache.h" #include "util/debug.h" #include "util/parse-options.h" @@ -33,34 +34,6 @@ static const struct option options[] = { OPT_END() }; -static int build_id_list__process_event(event_t *event, - struct perf_session *session) -{ - struct addr_location al; - u8 cpumode = event->header.misc & PERF_RECORD_MISC_CPUMODE_MASK; - struct thread *thread = perf_session__findnew(session, event->ip.pid); - - if (thread == NULL) { - pr_err("problem processing %d event, skipping it.\n", - event->header.type); - return -1; - } - - thread__find_addr_map(thread, session, cpumode, MAP__FUNCTION, - event->ip.ip, &al); - - if (al.map != NULL) - al.map->dso->hit = 1; - - return 0; -} - -static struct perf_event_ops build_id_list__event_ops = { - .sample = build_id_list__process_event, - .mmap = event__process_mmap, - .fork = event__process_task, -}; - static int __cmd_buildid_list(void) { int err = -1; @@ -71,7 +44,7 @@ static int __cmd_buildid_list(void) return -1; if (with_hits) - perf_session__process_events(session, &build_id_list__event_ops); + perf_session__process_events(session, &build_id__mark_dso_hit_ops); dsos__fprintf_buildid(stdout, with_hits); |