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Message-Id: <20190309055628.21617-4-andi@firstfloor.org>
Date: Fri, 8 Mar 2019 21:56:16 -0800
From: Andi Kleen <andi@...stfloor.org>
To: acme@...nel.org
Cc: jolsa@...nel.org, linux-perf-users@...r.kernel.org,
linux-kernel@...r.kernel.org, Andi Kleen <ak@...ux.intel.com>
Subject: [PATCH v5 03/15] perf tools script: Filter COMM/FORK/.. events by CPU
From: Andi Kleen <ak@...ux.intel.com>
The --cpu option only filtered samples. Filter other perf events,
such as COMM, FORK, SWITCH by the CPU too.
Reported-by: Jiri Olsa <jolsa@...nel.org>
Signed-off-by: Andi Kleen <ak@...ux.intel.com>
---
v2: Only filter printf output
---
tools/perf/builtin-script.c | 62 +++++++++++++++++++++++--------------
1 file changed, 39 insertions(+), 23 deletions(-)
diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c
index fbc440bdf880..f6b5b19b3307 100644
--- a/tools/perf/builtin-script.c
+++ b/tools/perf/builtin-script.c
@@ -2053,9 +2053,11 @@ static int process_comm_event(struct perf_tool *tool,
sample->tid = event->comm.tid;
sample->pid = event->comm.pid;
}
- perf_sample__fprintf_start(sample, thread, evsel,
+ if (!cpu_list || test_bit(sample->cpu, cpu_bitmap)) {
+ perf_sample__fprintf_start(sample, thread, evsel,
PERF_RECORD_COMM, stdout);
- perf_event__fprintf(event, stdout);
+ perf_event__fprintf(event, stdout);
+ }
ret = 0;
out:
thread__put(thread);
@@ -2089,9 +2091,11 @@ static int process_namespaces_event(struct perf_tool *tool,
sample->tid = event->namespaces.tid;
sample->pid = event->namespaces.pid;
}
- perf_sample__fprintf_start(sample, thread, evsel,
- PERF_RECORD_NAMESPACES, stdout);
- perf_event__fprintf(event, stdout);
+ if (!cpu_list || test_bit(sample->cpu, cpu_bitmap)) {
+ perf_sample__fprintf_start(sample, thread, evsel,
+ PERF_RECORD_NAMESPACES, stdout);
+ perf_event__fprintf(event, stdout);
+ }
ret = 0;
out:
thread__put(thread);
@@ -2123,9 +2127,11 @@ static int process_fork_event(struct perf_tool *tool,
sample->tid = event->fork.tid;
sample->pid = event->fork.pid;
}
- perf_sample__fprintf_start(sample, thread, evsel,
- PERF_RECORD_FORK, stdout);
- perf_event__fprintf(event, stdout);
+ if (!cpu_list || test_bit(sample->cpu, cpu_bitmap)) {
+ perf_sample__fprintf_start(sample, thread, evsel,
+ PERF_RECORD_FORK, stdout);
+ perf_event__fprintf(event, stdout);
+ }
thread__put(thread);
return 0;
@@ -2153,9 +2159,11 @@ static int process_exit_event(struct perf_tool *tool,
sample->tid = event->fork.tid;
sample->pid = event->fork.pid;
}
- perf_sample__fprintf_start(sample, thread, evsel,
- PERF_RECORD_EXIT, stdout);
- perf_event__fprintf(event, stdout);
+ if (!cpu_list || test_bit(sample->cpu, cpu_bitmap)) {
+ perf_sample__fprintf_start(sample, thread, evsel,
+ PERF_RECORD_EXIT, stdout);
+ perf_event__fprintf(event, stdout);
+ }
if (perf_event__process_exit(tool, event, sample, machine) < 0)
err = -1;
@@ -2189,9 +2197,11 @@ static int process_mmap_event(struct perf_tool *tool,
sample->tid = event->mmap.tid;
sample->pid = event->mmap.pid;
}
- perf_sample__fprintf_start(sample, thread, evsel,
- PERF_RECORD_MMAP, stdout);
- perf_event__fprintf(event, stdout);
+ if (!cpu_list || test_bit(sample->cpu, cpu_bitmap)) {
+ perf_sample__fprintf_start(sample, thread, evsel,
+ PERF_RECORD_MMAP, stdout);
+ perf_event__fprintf(event, stdout);
+ }
thread__put(thread);
return 0;
}
@@ -2221,9 +2231,11 @@ static int process_mmap2_event(struct perf_tool *tool,
sample->tid = event->mmap2.tid;
sample->pid = event->mmap2.pid;
}
- perf_sample__fprintf_start(sample, thread, evsel,
- PERF_RECORD_MMAP2, stdout);
- perf_event__fprintf(event, stdout);
+ if (!cpu_list || test_bit(sample->cpu, cpu_bitmap)) {
+ perf_sample__fprintf_start(sample, thread, evsel,
+ PERF_RECORD_MMAP2, stdout);
+ perf_event__fprintf(event, stdout);
+ }
thread__put(thread);
return 0;
}
@@ -2248,9 +2260,11 @@ static int process_switch_event(struct perf_tool *tool,
return -1;
}
- perf_sample__fprintf_start(sample, thread, evsel,
- PERF_RECORD_SWITCH, stdout);
- perf_event__fprintf(event, stdout);
+ if (!cpu_list || test_bit(sample->cpu, cpu_bitmap)) {
+ perf_sample__fprintf_start(sample, thread, evsel,
+ PERF_RECORD_SWITCH, stdout);
+ perf_event__fprintf(event, stdout);
+ }
thread__put(thread);
return 0;
}
@@ -2271,9 +2285,11 @@ process_lost_event(struct perf_tool *tool,
if (thread == NULL)
return -1;
- perf_sample__fprintf_start(sample, thread, evsel,
- PERF_RECORD_LOST, stdout);
- perf_event__fprintf(event, stdout);
+ if (!cpu_list || test_bit(sample->cpu, cpu_bitmap)) {
+ perf_sample__fprintf_start(sample, thread, evsel,
+ PERF_RECORD_LOST, stdout);
+ perf_event__fprintf(event, stdout);
+ }
thread__put(thread);
return 0;
}
--
2.20.1
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