linux-kernel - [tip:perf/core] perf tools: Use tid in mmap/ mmap2 events to find maps

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Date:	Wed, 19 Mar 2014 06:07:24 -0700
From:	tip-bot for Don Zickus <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	acme@...hat.com, linux-kernel@...r.kernel.org, eranian@...gle.com,
	hpa@...or.com, mingo@...nel.org, jolsa@...hat.com,
	tglx@...utronix.de, dzickus@...hat.com
Subject: [tip:perf/core] perf tools: Use tid in mmap/
 mmap2 events to find maps

Commit-ID:  11c9abf2270793bd1c1b8828edb4223f8010e56c
Gitweb:     http://git.kernel.org/tip/11c9abf2270793bd1c1b8828edb4223f8010e56c
Author:     Don Zickus <dzickus@...hat.com>
AuthorDate: Wed, 26 Feb 2014 10:45:27 -0500
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Tue, 18 Mar 2014 18:17:00 -0300

perf tools: Use tid in mmap/mmap2 events to find maps

Now that we can properly synthesize threads system-wide, make sure the
mmap and mmap2 events use tids instead of pids to locate their maps.

Signed-off-by: Don Zickus <dzickus@...hat.com>
Cc: Jiri Olsa <jolsa@...hat.com>
Cc: Stephane Eranian <eranian@...gle.com>
Link: http://lkml.kernel.org/r/1393429527-167840-3-git-send-email-dzickus@redhat.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/tests/hists_link.c | 1 +
 tools/perf/util/machine.c     | 4 ++--
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/tools/perf/tests/hists_link.c b/tools/perf/tests/hists_link.c
index 2b6519e..7ccbc7b 100644
--- a/tools/perf/tests/hists_link.c
+++ b/tools/perf/tests/hists_link.c
@@ -101,6 +101,7 @@ static struct machine *setup_fake_machine(struct machines *machines)
 			.mmap = {
 				.header = { .misc = PERF_RECORD_MISC_USER, },
 				.pid = fake_mmap_info[i].pid,
+				.tid = fake_mmap_info[i].pid,
 				.start = fake_mmap_info[i].start,
 				.len = 0x1000ULL,
 				.pgoff = 0ULL,
diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index d280bf2..a53cd0b 100644
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -1027,7 +1027,7 @@ int machine__process_mmap2_event(struct machine *machine,
 	}
 
 	thread = machine__findnew_thread(machine, event->mmap2.pid,
-					event->mmap2.pid);
+					event->mmap2.tid);
 	if (thread == NULL)
 		goto out_problem;
 
@@ -1075,7 +1075,7 @@ int machine__process_mmap_event(struct machine *machine, union perf_event *event
 	}
 
 	thread = machine__findnew_thread(machine, event->mmap.pid,
-					 event->mmap.pid);
+					 event->mmap.tid);
 	if (thread == NULL)
 		goto out_problem;
 
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