From: Adrian Hunter <adrian.hunter@intel.com>
To: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>,
linux-kernel@vger.kernel.org, David Ahern <dsahern@gmail.com>,
Frederic Weisbecker <fweisbec@gmail.com>,
Jiri Olsa <jolsa@redhat.com>, Mike Galbraith <efault@gmx.de>,
Namhyung Kim <namhyung@gmail.com>,
Paul Mackerras <paulus@samba.org>,
Stephane Eranian <eranian@google.com>
Subject: [PATCH V2 2/2] perf kvm: fix sample_type manipulation
Date: Fri, 6 Sep 2013 22:40:12 +0300 [thread overview]
Message-ID: <1378496412-2424-3-git-send-email-adrian.hunter@intel.com> (raw)
In-Reply-To: <1378496412-2424-1-git-send-email-adrian.hunter@intel.com>
Manipulating the sample_type of an evsel requires
the use of:
perf_evsel__set_sample_bit()
and perf_evsel__reset_sample_bit()
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
---
tools/perf/builtin-kvm.c | 18 +++++++++---------
1 file changed, 9 insertions(+), 9 deletions(-)
diff --git a/tools/perf/builtin-kvm.c b/tools/perf/builtin-kvm.c
index 47b3540..935d522 100644
--- a/tools/perf/builtin-kvm.c
+++ b/tools/perf/builtin-kvm.c
@@ -1165,16 +1165,16 @@ static int kvm_live_open_events(struct perf_kvm_stat *kvm)
struct perf_event_attr *attr = &pos->attr;
/* make sure these *are* set */
- attr->sample_type |= PERF_SAMPLE_TID;
- attr->sample_type |= PERF_SAMPLE_TIME;
- attr->sample_type |= PERF_SAMPLE_CPU;
- attr->sample_type |= PERF_SAMPLE_RAW;
+ perf_evsel__set_sample_bit(pos, TID);
+ perf_evsel__set_sample_bit(pos, TIME);
+ perf_evsel__set_sample_bit(pos, CPU);
+ perf_evsel__set_sample_bit(pos, RAW);
/* make sure these are *not*; want as small a sample as possible */
- attr->sample_type &= ~PERF_SAMPLE_PERIOD;
- attr->sample_type &= ~PERF_SAMPLE_IP;
- attr->sample_type &= ~PERF_SAMPLE_CALLCHAIN;
- attr->sample_type &= ~PERF_SAMPLE_ADDR;
- attr->sample_type &= ~PERF_SAMPLE_READ;
+ perf_evsel__reset_sample_bit(pos, PERIOD);
+ perf_evsel__reset_sample_bit(pos, IP);
+ perf_evsel__reset_sample_bit(pos, CALLCHAIN);
+ perf_evsel__reset_sample_bit(pos, ADDR);
+ perf_evsel__reset_sample_bit(pos, READ);
attr->mmap = 0;
attr->comm = 0;
attr->task = 0;
--
1.7.11.7
next prev parent reply other threads:[~2013-09-06 19:33 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-06 19:40 [PATCH V2 0/2] " Adrian Hunter
2013-09-06 19:40 ` [PATCH V2 1/2] perf tools: fix id pos in perf_evlist__open() Adrian Hunter
2013-09-07 14:20 ` David Ahern
2013-09-09 18:54 ` Arnaldo Carvalho de Melo
2013-09-12 11:10 ` [tip:perf/urgent] perf evlist: Fix " tip-bot for Adrian Hunter
2013-09-06 19:40 ` Adrian Hunter [this message]
2013-09-07 14:20 ` [PATCH V2 2/2] perf kvm: fix sample_type manipulation David Ahern
2013-09-12 11:10 ` [tip:perf/urgent] perf kvm: Fix " tip-bot for Adrian Hunter
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