Messages in this thread Patch in this message | | | From | Alexey Bayduraev <> | Subject | [PATCH v4 3/8] perf session: Move init/release code to separate functions | Date | Wed, 13 Oct 2021 12:06:37 +0300 |
| |
Separating init/release code into reader__init and reader__release_decomp functions. Removing a duplicate call to ui_progress__init_size, the same call can be found in __perf_session__process_events. For multiple traces ui_progress should be initialized by total size before reader__init calls.
Suggested-by: Jiri Olsa <jolsa@kernel.org> Acked-by: Namhyung Kim <namhyung@gmail.com> Reviewed-by: Riccardo Mancini <rickyman7@gmail.com> Tested-by: Riccardo Mancini <rickyman7@gmail.com> Signed-off-by: Alexey Bayduraev <alexey.v.bayduraev@linux.intel.com> --- tools/perf/util/session.c | 45 ++++++++++++++++++++++++++++----------- 1 file changed, 32 insertions(+), 13 deletions(-)
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c index ff09869ab075..396f8279757e 100644 --- a/tools/perf/util/session.c +++ b/tools/perf/util/session.c @@ -2184,28 +2184,23 @@ struct reader { }; static int -reader__process_events(struct reader *rd, struct perf_session *session, - struct ui_progress *prog) +reader__init(struct reader *rd, bool *one_mmap) { u64 data_size = rd->data_size; - u64 page_offset, size; - int err = 0, mmap_prot, mmap_flags; - char *buf, **mmaps = rd->mmaps; - union perf_event *event; - s64 skip; + u64 page_offset; + char **mmaps = rd->mmaps; page_offset = page_size * (rd->data_offset / page_size); rd->file_offset = page_offset; rd->head = rd->data_offset - page_offset; - ui_progress__init_size(prog, data_size, "Processing events..."); - data_size += rd->data_offset; rd->mmap_size = MMAP_SIZE; if (rd->mmap_size > data_size) { rd->mmap_size = data_size; - session->one_mmap = true; + if (one_mmap) + *one_mmap = true; } memset(mmaps, 0, sizeof(rd->mmaps)); @@ -2213,6 +2208,31 @@ reader__process_events(struct reader *rd, struct perf_session *session, if (zstd_init(&rd->zstd_data, 0)) return -1; rd->decomp_data.zstd_decomp = &rd->zstd_data; + + return 0; +} + +static void +reader__release_decomp(struct reader *rd) +{ + perf_decomp__release_events(rd->decomp_data.decomp); + zstd_fini(&rd->zstd_data); +} + +static int +reader__process_events(struct reader *rd, struct perf_session *session, + struct ui_progress *prog) +{ + u64 page_offset, size; + int err = 0, mmap_prot, mmap_flags; + char *buf, **mmaps = rd->mmaps; + union perf_event *event; + s64 skip; + + err = reader__init(rd, &session->one_mmap); + if (err) + goto out; + session->active_decomp = &rd->decomp_data; mmap_prot = PROT_READ; @@ -2286,7 +2306,7 @@ reader__process_events(struct reader *rd, struct perf_session *session, if (session_done()) goto out; - if (rd->file_pos < data_size) + if (rd->file_pos < rd->data_size + rd->data_offset) goto more; out: @@ -2343,8 +2363,7 @@ static int __perf_session__process_events(struct perf_session *session) */ ordered_events__reinit(&session->ordered_events); auxtrace__free_events(session); - perf_decomp__release_events(rd.decomp_data.decomp); - zstd_fini(&rd.zstd_data); + reader__release_decomp(&rd); session->one_mmap = false; return err; } -- 2.19.0
| |