diff options
| author | Jiri Olsa <jolsa@kernel.org> | 2019-10-07 15:53:16 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2019-10-10 16:11:54 +0300 |
| commit | 1d40ae4e1784bfa1646fd153ca022db21511284f (patch) | |
| tree | 7c817908f815dcf50eeaa88fee695a03942058a5 /tools/perf | |
| parent | 80e53d1148231d7d4fdc4cd89e5393616b33bf82 (diff) | |
| download | linux-1d40ae4e1784bfa1646fd153ca022db21511284f.tar.xz | |
perf tools: Use perf_mmap way to detect aux mmap
We will move this code to libperf shortly, so we need to free it of
'struct auxtrace_mmap' usage, because it won't be available in libperf
(for now).
The perf_event_mmap_page::aux_size is set when the aux mmap is mapped,
so the check is equivalent.
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lore.kernel.org/lkml/20191007125344.14268-9-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf')
| -rw-r--r-- | tools/perf/util/mmap.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/tools/perf/util/mmap.c b/tools/perf/util/mmap.c index 9f150d50cea5..f246dd403507 100644 --- a/tools/perf/util/mmap.c +++ b/tools/perf/util/mmap.c @@ -107,7 +107,9 @@ union perf_event *perf_mmap__read_event(struct mmap *map) static bool perf_mmap__empty(struct mmap *map) { - return perf_mmap__read_head(map) == map->core.prev && !map->auxtrace_mmap.base; + struct perf_event_mmap_page *pc = map->core.base; + + return perf_mmap__read_head(map) == map->core.prev && !pc->aux_size; } void perf_mmap__consume(struct mmap *map) |