Following commits introduce new evlists to record. This patch adjusts record__pick_pc() and introduces perf_evlist__pick_pc() to read control page from one specific evlist. record__pick_pc() will be improved to search control page from multiple evlists.
Signed-off-by: Wang Nan <wangn...@huawei.com> Cc: He Kuang <heku...@huawei.com> Cc: Arnaldo Carvalho de Melo <a...@redhat.com> Cc: Jiri Olsa <jo...@kernel.org> Cc: Masami Hiramatsu <mhira...@kernel.org> Cc: Namhyung Kim <namhy...@kernel.org> Cc: Zefan Li <lize...@huawei.com> Cc: pi3or...@163.com --- tools/perf/builtin-record.c | 15 +++++++++++++-- 1 file changed, 13 insertions(+), 2 deletions(-) diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index bc34e6b..10e6e89 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -685,10 +685,21 @@ perf_event__synth_time_conv(const struct perf_event_mmap_page *pc __maybe_unused return 0; } +static const struct perf_event_mmap_page * +perf_evlist__pick_pc(struct perf_evlist *evlist) +{ + if (evlist && evlist->mmap && evlist->mmap[0].base) + return evlist->mmap[0].base; + return NULL; +} + static const struct perf_event_mmap_page *record__pick_pc(struct record *rec) { - if (rec->evlist && rec->evlist->mmap && rec->evlist->mmap[0].base) - return rec->evlist->mmap[0].base; + const struct perf_event_mmap_page *pc; + + pc = perf_evlist__pick_pc(rec->evlist); + if (pc) + return pc; return NULL; } -- 1.8.3.4