From: Jiri Olsa <jo...@kernel.org> 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 <jo...@kernel.org> Cc: Alexander Shishkin <alexander.shish...@linux.intel.com> Cc: Michael Petlan <mpet...@redhat.com> Cc: Namhyung Kim <namhy...@kernel.org> Cc: Peter Zijlstra <pet...@infradead.org> Link: http://lore.kernel.org/lkml/20191007125344.14268-9-jo...@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <a...@redhat.com> --- tools/perf/util/mmap.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) 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) -- 2.21.0
