diff options
| author | Namhyung Kim <namhyung@kernel.org> | 2023-01-17 22:05:54 -0800 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2023-01-18 11:57:19 +0100 |
| commit | 0a9081cf0a11770f6b0affd377db8caa3ec4c793 (patch) | |
| tree | 3a740abf38035bbde0d715718d2eb2c12f15eefe /arch | |
| parent | 31046500c1864b8ab25d1b9846ad10aa3f7b1821 (diff) | |
| download | lwn-0a9081cf0a11770f6b0affd377db8caa3ec4c793.tar.gz lwn-0a9081cf0a11770f6b0affd377db8caa3ec4c793.zip | |
perf/core: Add perf_sample_save_raw_data() helper
When we save the raw_data to the perf sample data, we need to update
the sample flags and the dynamic size. To make sure this is done
consistently, add the perf_sample_save_raw_data() helper and convert
all call sites.
Suggested-by: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Tested-by: Jiri Olsa <jolsa@kernel.org>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Acked-by: Peter Zijlstra <peterz@infradead.org>
Link: https://lore.kernel.org/r/20230118060559.615653-4-namhyung@kernel.org
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/s390/kernel/perf_cpum_cf.c | 4 | ||||
| -rw-r--r-- | arch/s390/kernel/perf_pai_crypto.c | 4 | ||||
| -rw-r--r-- | arch/s390/kernel/perf_pai_ext.c | 4 | ||||
| -rw-r--r-- | arch/x86/events/amd/ibs.c | 3 |
4 files changed, 4 insertions, 11 deletions
diff --git a/arch/s390/kernel/perf_cpum_cf.c b/arch/s390/kernel/perf_cpum_cf.c index f043a7ff220b..aa38649c7c27 100644 --- a/arch/s390/kernel/perf_cpum_cf.c +++ b/arch/s390/kernel/perf_cpum_cf.c @@ -662,9 +662,7 @@ static int cfdiag_push_sample(struct perf_event *event, if (event->attr.sample_type & PERF_SAMPLE_RAW) { raw.frag.size = cpuhw->usedss; raw.frag.data = cpuhw->stop; - raw.size = raw.frag.size; - data.raw = &raw; - data.sample_flags |= PERF_SAMPLE_RAW; + perf_sample_save_raw_data(&data, &raw); } overflow = perf_event_overflow(event, &data, ®s); diff --git a/arch/s390/kernel/perf_pai_crypto.c b/arch/s390/kernel/perf_pai_crypto.c index 985e243a2ed8..a7b339c4fd7c 100644 --- a/arch/s390/kernel/perf_pai_crypto.c +++ b/arch/s390/kernel/perf_pai_crypto.c @@ -362,9 +362,7 @@ static int paicrypt_push_sample(void) if (event->attr.sample_type & PERF_SAMPLE_RAW) { raw.frag.size = rawsize; raw.frag.data = cpump->save; - raw.size = raw.frag.size; - data.raw = &raw; - data.sample_flags |= PERF_SAMPLE_RAW; + perf_sample_save_raw_data(&data, &raw); } overflow = perf_event_overflow(event, &data, ®s); diff --git a/arch/s390/kernel/perf_pai_ext.c b/arch/s390/kernel/perf_pai_ext.c index 1138f57baae3..555597222bad 100644 --- a/arch/s390/kernel/perf_pai_ext.c +++ b/arch/s390/kernel/perf_pai_ext.c @@ -451,9 +451,7 @@ static int paiext_push_sample(void) if (event->attr.sample_type & PERF_SAMPLE_RAW) { raw.frag.size = rawsize; raw.frag.data = cpump->save; - raw.size = raw.frag.size; - data.raw = &raw; - data.sample_flags |= PERF_SAMPLE_RAW; + perf_sample_save_raw_data(&data, &raw); } overflow = perf_event_overflow(event, &data, ®s); diff --git a/arch/x86/events/amd/ibs.c b/arch/x86/events/amd/ibs.c index 417c80bd3274..64582954b5f6 100644 --- a/arch/x86/events/amd/ibs.c +++ b/arch/x86/events/amd/ibs.c @@ -1110,8 +1110,7 @@ fail: .data = ibs_data.data, }, }; - data.raw = &raw; - data.sample_flags |= PERF_SAMPLE_RAW; + perf_sample_save_raw_data(&data, &raw); } if (perf_ibs == &perf_ibs_op) |