From: tip-bot for Andi Kleen <tipbot@zytor.com>
To: linux-tip-commits@vger.kernel.org
Cc: hpa@zytor.com, mingo@kernel.org, linux-kernel@vger.kernel.org,
acme@redhat.com, tglx@linutronix.de, jolsa@kernel.org,
ak@linux.intel.com
Subject: [tip:perf/urgent] perf evlist: Move perf_evsel__reset_weak_group into evlist
Date: Tue, 6 Nov 2018 11:12:57 -0800 [thread overview]
Message-ID: <tip-c3537fc251503af18085b8f84126d13743663970@git.kernel.org> (raw)
In-Reply-To: <20181001195927.14211-1-andi@firstfloor.org>
Commit-ID: c3537fc251503af18085b8f84126d13743663970
Gitweb: https://git.kernel.org/tip/c3537fc251503af18085b8f84126d13743663970
Author: Andi Kleen <ak@linux.intel.com>
AuthorDate: Mon, 1 Oct 2018 12:59:26 -0700
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Mon, 5 Nov 2018 14:37:09 -0300
perf evlist: Move perf_evsel__reset_weak_group into evlist
- Move the function from builtin-stat to evlist for reuse
- Rename to evlist to match purpose better
- Pass the evlist as first argument.
- No functional changes
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Link: http://lkml.kernel.org/r/20181001195927.14211-1-andi@firstfloor.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/builtin-stat.c | 28 +---------------------------
tools/perf/util/evlist.c | 27 +++++++++++++++++++++++++++
tools/perf/util/evlist.h | 3 +++
3 files changed, 31 insertions(+), 27 deletions(-)
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index d1028d7755bb..a635abfa77b6 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -383,32 +383,6 @@ static bool perf_evsel__should_store_id(struct perf_evsel *counter)
return STAT_RECORD || counter->attr.read_format & PERF_FORMAT_ID;
}
-static struct perf_evsel *perf_evsel__reset_weak_group(struct perf_evsel *evsel)
-{
- struct perf_evsel *c2, *leader;
- bool is_open = true;
-
- leader = evsel->leader;
- pr_debug("Weak group for %s/%d failed\n",
- leader->name, leader->nr_members);
-
- /*
- * for_each_group_member doesn't work here because it doesn't
- * include the first entry.
- */
- evlist__for_each_entry(evsel_list, c2) {
- if (c2 == evsel)
- is_open = false;
- if (c2->leader == leader) {
- if (is_open)
- perf_evsel__close(c2);
- c2->leader = c2;
- c2->nr_members = 0;
- }
- }
- return leader;
-}
-
static bool is_target_alive(struct target *_target,
struct thread_map *threads)
{
@@ -477,7 +451,7 @@ try_again:
if ((errno == EINVAL || errno == EBADF) &&
counter->leader != counter &&
counter->weak_group) {
- counter = perf_evsel__reset_weak_group(counter);
+ counter = perf_evlist__reset_weak_group(evsel_list, counter);
goto try_again;
}
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index e88e6f9b1463..668d2a9ef0f4 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -1810,3 +1810,30 @@ void perf_evlist__force_leader(struct perf_evlist *evlist)
leader->forced_leader = true;
}
}
+
+struct perf_evsel *perf_evlist__reset_weak_group(struct perf_evlist *evsel_list,
+ struct perf_evsel *evsel)
+{
+ struct perf_evsel *c2, *leader;
+ bool is_open = true;
+
+ leader = evsel->leader;
+ pr_debug("Weak group for %s/%d failed\n",
+ leader->name, leader->nr_members);
+
+ /*
+ * for_each_group_member doesn't work here because it doesn't
+ * include the first entry.
+ */
+ evlist__for_each_entry(evsel_list, c2) {
+ if (c2 == evsel)
+ is_open = false;
+ if (c2->leader == leader) {
+ if (is_open)
+ perf_evsel__close(c2);
+ c2->leader = c2;
+ c2->nr_members = 0;
+ }
+ }
+ return leader;
+}
diff --git a/tools/perf/util/evlist.h b/tools/perf/util/evlist.h
index dc66436add98..9919eed6d15b 100644
--- a/tools/perf/util/evlist.h
+++ b/tools/perf/util/evlist.h
@@ -312,4 +312,7 @@ bool perf_evlist__exclude_kernel(struct perf_evlist *evlist);
void perf_evlist__force_leader(struct perf_evlist *evlist);
+struct perf_evsel *perf_evlist__reset_weak_group(struct perf_evlist *evlist,
+ struct perf_evsel *evsel);
+
#endif /* __PERF_EVLIST_H */
prev parent reply other threads:[~2018-11-06 19:13 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-01 19:59 [PATCH v1 1/2] perf, tools: Move perf_evsel__reset_weak_group into evlist Andi Kleen
2018-10-01 19:59 ` [PATCH v1 2/2] perf record: Support weak groups Andi Kleen
2018-10-02 15:42 ` Jiri Olsa
2018-11-06 19:13 ` [tip:perf/urgent] " tip-bot for Andi Kleen
2018-10-02 15:41 ` [PATCH v1 1/2] perf, tools: Move perf_evsel__reset_weak_group into evlist Jiri Olsa
2018-11-06 19:12 ` tip-bot for Andi Kleen [this message]
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