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author | Ingo Molnar <mingo@elte.hu> | 2009-09-16 14:12:36 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-09-16 12:15:47 +0200 |
commit | 80ed0987f363d7eb50193df3e6f6d71451f74bc3 (patch) | |
tree | 36ac94c42e234ade4c6a2ac4b8c2dcb3bfbd138f | |
parent | perf sched: Sanity check context switch events (diff) | |
download | linux-80ed0987f363d7eb50193df3e6f6d71451f74bc3.tar.xz linux-80ed0987f363d7eb50193df3e6f6d71451f74bc3.zip |
perf sched: Make idle thread and comm/pid names more consistent
Peter noticed that we have 3 ways of referring to the idle thread:
[idle]:0
swapper:0
swapper-0
Standardize on 'swapper:0'.
Reported-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
-rw-r--r-- | tools/perf/builtin-sched.c | 4 | ||||
-rw-r--r-- | tools/perf/util/thread.c | 2 |
2 files changed, 3 insertions, 3 deletions
diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c index 2d542368de3c..da8f67483ae7 100644 --- a/tools/perf/builtin-sched.c +++ b/tools/perf/builtin-sched.c @@ -1204,13 +1204,13 @@ static void output_lat_thread(struct work_atoms *work_list) /* * Ignore idle threads: */ - if (!work_list->thread->pid) + if (!strcmp(work_list->thread->comm, "swapper")) return; all_runtime += work_list->total_runtime; all_count += work_list->nb_atoms; - ret = printf(" %s-%d ", work_list->thread->comm, work_list->thread->pid); + ret = printf(" %s:%d ", work_list->thread->comm, work_list->thread->pid); for (i = 0; i < 24 - ret; i++) printf(" "); diff --git a/tools/perf/util/thread.c b/tools/perf/util/thread.c index 7635928ca278..12c4341078f9 100644 --- a/tools/perf/util/thread.c +++ b/tools/perf/util/thread.c @@ -85,7 +85,7 @@ register_idle_thread(struct rb_root *threads, struct thread **last_match) { struct thread *thread = threads__findnew(0, threads, last_match); - if (!thread || thread__set_comm(thread, "[init]")) { + if (!thread || thread__set_comm(thread, "swapper")) { fprintf(stderr, "problem inserting idle task.\n"); exit(-1); } |