Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757808AbZLNQXY (ORCPT ); Mon, 14 Dec 2009 11:23:24 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757764AbZLNQXN (ORCPT ); Mon, 14 Dec 2009 11:23:13 -0500 Received: from bombadil.infradead.org ([18.85.46.34]:43701 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757749AbZLNQXL (ORCPT ); Mon, 14 Dec 2009 11:23:11 -0500 From: Arnaldo Carvalho de Melo To: Ingo Molnar Cc: linux-kernel@vger.kernel.org, Arnaldo Carvalho de Melo , =?utf-8?q?Fr=C3=A9d=C3=A9ric=20Weisbecker?= , Mike Galbraith , Peter Zijlstra , Paul Mackerras Subject: [PATCH 2/2] perf session: Adopt the sample_type variable Date: Mon, 14 Dec 2009 14:23:00 -0200 Message-Id: <1260807780-19377-2-git-send-email-acme@infradead.org> X-Mailer: git-send-email 1.6.2.5 In-Reply-To: <1260807780-19377-1-git-send-email-acme@infradead.org> References: <1260807780-19377-1-git-send-email-acme@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 11907 Lines: 367 From: Arnaldo Carvalho de Melo All tools had copies, and perf diff would have to specify a sample_type_check method just for copying it. Cc: Frédéric Weisbecker Cc: Mike Galbraith Cc: Peter Zijlstra Cc: Paul Mackerras Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/builtin-kmem.c | 10 +++------- tools/perf/builtin-report.c | 12 ++++-------- tools/perf/builtin-sched.c | 12 ++++-------- tools/perf/builtin-timechart.c | 36 +++++++++++++++--------------------- tools/perf/builtin-trace.c | 12 ++++-------- tools/perf/util/data_map.c | 6 ++---- tools/perf/util/session.h | 4 ++-- 7 files changed, 34 insertions(+), 58 deletions(-) diff --git a/tools/perf/builtin-kmem.c b/tools/perf/builtin-kmem.c index 3b329c6..dda6086 100644 --- a/tools/perf/builtin-kmem.c +++ b/tools/perf/builtin-kmem.c @@ -20,8 +20,6 @@ typedef int (*sort_fn_t)(struct alloc_stat *, struct alloc_stat *); static char const *input_name = "perf.data"; -static u64 sample_type; - static int alloc_flag; static int caller_flag; @@ -321,7 +319,7 @@ static int process_sample_event(event_t *event, struct perf_session *session) data.cpu = -1; data.period = 1; - event__parse_sample(event, sample_type, &data); + event__parse_sample(event, session->sample_type, &data); dump_printf("(IP, %d): %d/%d: %p period: %Ld\n", event->header.misc, @@ -344,11 +342,9 @@ static int process_sample_event(event_t *event, struct perf_session *session) return 0; } -static int sample_type_check(u64 type, struct perf_session *session __used) +static int sample_type_check(struct perf_session *session) { - sample_type = type; - - if (!(sample_type & PERF_SAMPLE_RAW)) { + if (!(session->sample_type & PERF_SAMPLE_RAW)) { fprintf(stderr, "No trace sample to read. Did you call perf record " "without -R?"); diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c index 5141cdc..142c475 100644 --- a/tools/perf/builtin-report.c +++ b/tools/perf/builtin-report.c @@ -52,8 +52,6 @@ static int exclude_other = 1; static char callchain_default_opt[] = "fractal,0.5"; -static u64 sample_type; - struct symbol_conf symbol_conf; @@ -557,7 +555,7 @@ static int process_sample_event(event_t *event, struct perf_session *session) memset(&data, 0, sizeof(data)); data.period = 1; - event__parse_sample(event, sample_type, &data); + event__parse_sample(event, session->sample_type, &data); dump_printf("(IP, %d): %d/%d: %p period: %Ld\n", event->header.misc, @@ -565,7 +563,7 @@ static int process_sample_event(event_t *event, struct perf_session *session) (void *)(long)data.ip, (long long)data.period); - if (sample_type & PERF_SAMPLE_CALLCHAIN) { + if (session->sample_type & PERF_SAMPLE_CALLCHAIN) { unsigned int i; dump_printf("... chain: nr:%Lu\n", data.callchain->nr); @@ -664,11 +662,9 @@ static int process_read_event(event_t *event, struct perf_session *session __use return 0; } -static int sample_type_check(u64 type, struct perf_session *session) +static int sample_type_check(struct perf_session *session) { - sample_type = type; - - if (!(sample_type & PERF_SAMPLE_CALLCHAIN)) { + if (!(session->sample_type & PERF_SAMPLE_CALLCHAIN)) { if (sort__has_parent) { fprintf(stderr, "selected --sort parent, but no" " callchain data. Did you call" diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c index 412ae92..d67f274 100644 --- a/tools/perf/builtin-sched.c +++ b/tools/perf/builtin-sched.c @@ -21,8 +21,6 @@ static char const *input_name = "perf.data"; -static u64 sample_type; - static char default_sort_order[] = "avg, max, switch, runtime"; static char *sort_order = default_sort_order; @@ -1613,7 +1611,7 @@ static int process_sample_event(event_t *event, struct perf_session *session) struct sample_data data; struct thread *thread; - if (!(sample_type & PERF_SAMPLE_RAW)) + if (!(session->sample_type & PERF_SAMPLE_RAW)) return 0; memset(&data, 0, sizeof(data)); @@ -1621,7 +1619,7 @@ static int process_sample_event(event_t *event, struct perf_session *session) data.cpu = -1; data.period = -1; - event__parse_sample(event, sample_type, &data); + event__parse_sample(event, session->sample_type, &data); dump_printf("(IP, %d): %d/%d: %p period: %Ld\n", event->header.misc, @@ -1655,11 +1653,9 @@ static int process_lost_event(event_t *event __used, return 0; } -static int sample_type_check(u64 type, struct perf_session *session __used) +static int sample_type_check(struct perf_session *session __used) { - sample_type = type; - - if (!(sample_type & PERF_SAMPLE_RAW)) { + if (!(session->sample_type & PERF_SAMPLE_RAW)) { fprintf(stderr, "No trace sample to read. Did you call perf record " "without -R?"); diff --git a/tools/perf/builtin-timechart.c b/tools/perf/builtin-timechart.c index 3a0a89e..ffd81e8 100644 --- a/tools/perf/builtin-timechart.c +++ b/tools/perf/builtin-timechart.c @@ -36,9 +36,6 @@ static char const *input_name = "perf.data"; static char const *output_name = "output.svg"; - -static u64 sample_type; - static unsigned int numcpus; static u64 min_freq; /* Lowest CPU frequency seen */ static u64 max_freq; /* Highest CPU frequency seen */ @@ -478,17 +475,16 @@ static void sched_switch(int cpu, u64 timestamp, struct trace_entry *te) } -static int -process_sample_event(event_t *event) +static int process_sample_event(event_t *event, struct perf_session *session) { struct sample_data data; struct trace_entry *te; memset(&data, 0, sizeof(data)); - event__parse_sample(event, sample_type, &data); + event__parse_sample(event, session->sample_type, &data); - if (sample_type & PERF_SAMPLE_TIME) { + if (session->sample_type & PERF_SAMPLE_TIME) { if (!first_time || first_time > data.time) first_time = data.time; if (last_time < data.time) @@ -496,7 +492,7 @@ process_sample_event(event_t *event) } te = (void *)data.raw_data; - if (sample_type & PERF_SAMPLE_RAW && data.raw_size > 0) { + if (session->sample_type & PERF_SAMPLE_RAW && data.raw_size > 0) { char *event_str; struct power_entry *pe; @@ -573,16 +569,16 @@ static void end_sample_processing(void) } } -static u64 sample_time(event_t *event) +static u64 sample_time(event_t *event, const struct perf_session *session) { int cursor; cursor = 0; - if (sample_type & PERF_SAMPLE_IP) + if (session->sample_type & PERF_SAMPLE_IP) cursor++; - if (sample_type & PERF_SAMPLE_TID) + if (session->sample_type & PERF_SAMPLE_TID) cursor++; - if (sample_type & PERF_SAMPLE_TIME) + if (session->sample_type & PERF_SAMPLE_TIME) return event->sample.array[cursor]; return 0; } @@ -592,7 +588,7 @@ static u64 sample_time(event_t *event) * We first queue all events, sorted backwards by insertion. * The order will get flipped later. */ -static int queue_sample_event(event_t *event, struct perf_session *session __used) +static int queue_sample_event(event_t *event, struct perf_session *session) { struct sample_wrapper *copy, *prev; int size; @@ -606,7 +602,7 @@ static int queue_sample_event(event_t *event, struct perf_session *session __use memset(copy, 0, size); copy->next = NULL; - copy->timestamp = sample_time(event); + copy->timestamp = sample_time(event, session); memcpy(©->data, event, event->sample.header.size); @@ -1018,7 +1014,7 @@ static void write_svg_file(const char *filename) svg_close(); } -static void process_samples(void) +static void process_samples(struct perf_session *session) { struct sample_wrapper *cursor; event_t *event; @@ -1029,15 +1025,13 @@ static void process_samples(void) while (cursor) { event = (void *)&cursor->data; cursor = cursor->next; - process_sample_event(event); + process_sample_event(event, session); } } -static int sample_type_check(u64 type, struct perf_session *session __used) +static int sample_type_check(struct perf_session *session) { - sample_type = type; - - if (!(sample_type & PERF_SAMPLE_RAW)) { + if (!(session->sample_type & PERF_SAMPLE_RAW)) { fprintf(stderr, "No trace samples found in the file.\n" "Have you used 'perf timechart record' to record it?\n"); return -1; @@ -1067,7 +1061,7 @@ static int __cmd_timechart(void) if (ret) goto out_delete; - process_samples(); + process_samples(session); end_sample_processing(); diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c index adce442..9ee976d 100644 --- a/tools/perf/builtin-trace.c +++ b/tools/perf/builtin-trace.c @@ -61,8 +61,6 @@ static int cleanup_scripting(void) static char const *input_name = "perf.data"; -static u64 sample_type; - static int process_sample_event(event_t *event, struct perf_session *session) { struct sample_data data; @@ -73,7 +71,7 @@ static int process_sample_event(event_t *event, struct perf_session *session) data.cpu = -1; data.period = 1; - event__parse_sample(event, sample_type, &data); + event__parse_sample(event, session->sample_type, &data); dump_printf("(IP, %d): %d/%d: %p period: %Ld\n", event->header.misc, @@ -88,7 +86,7 @@ static int process_sample_event(event_t *event, struct perf_session *session) return -1; } - if (sample_type & PERF_SAMPLE_RAW) { + if (session->sample_type & PERF_SAMPLE_RAW) { /* * FIXME: better resolve from pid from the struct trace_entry * field, although it should be the same than this perf @@ -103,11 +101,9 @@ static int process_sample_event(event_t *event, struct perf_session *session) return 0; } -static int sample_type_check(u64 type, struct perf_session *session __used) +static int sample_type_check(struct perf_session *session) { - sample_type = type; - - if (!(sample_type & PERF_SAMPLE_RAW)) { + if (!(session->sample_type & PERF_SAMPLE_RAW)) { fprintf(stderr, "No trace sample to read. Did you call perf record " "without -R?"); diff --git a/tools/perf/util/data_map.c b/tools/perf/util/data_map.c index 08c4cf5..b557b83 100644 --- a/tools/perf/util/data_map.c +++ b/tools/perf/util/data_map.c @@ -144,7 +144,6 @@ int perf_session__process_events(struct perf_session *self, unsigned long head, shift; unsigned long offset = 0; size_t page_size; - u64 sample_type; event_t *event; uint32_t size; char *buf; @@ -157,11 +156,10 @@ int perf_session__process_events(struct perf_session *self, page_size = getpagesize(); head = self->header.data_offset; - sample_type = perf_header__sample_type(&self->header); + self->sample_type = perf_header__sample_type(&self->header); err = -EINVAL; - if (ops->sample_type_check && - ops->sample_type_check(sample_type, self) < 0) + if (ops->sample_type_check && ops->sample_type_check(self) < 0) goto out_err; if (!ops->full_paths) { diff --git a/tools/perf/util/session.h b/tools/perf/util/session.h index a8f3a49..4e8a21c 100644 --- a/tools/perf/util/session.h +++ b/tools/perf/util/session.h @@ -19,6 +19,7 @@ struct perf_session { struct rb_root threads; struct thread *last_match; struct rb_root hists; + u64 sample_type; int fd; int cwdlen; char *cwd; @@ -39,8 +40,7 @@ struct perf_event_ops { event_op process_read_event; event_op process_throttle_event; event_op process_unthrottle_event; - int (*sample_type_check)(u64 sample_type, - struct perf_session *session); + int (*sample_type_check)(struct perf_session *session); unsigned long total_unknown; bool full_paths; }; -- 1.6.2.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/