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Message-ID: <tip-c53d138d41a7f33cf085762c64b4b61e8d223e1c@git.kernel.org> Date: Sat, 3 Oct 2015 00:49:20 -0700 From: tip-bot for Namhyung Kim <tipbot@...or.com> To: linux-tip-commits@...r.kernel.org Cc: hpa@...or.com, acme@...hat.com, namhyung@...nel.org, a.p.zijlstra@...llo.nl, jolsa@...hat.com, mingo@...nel.org, dsahern@...il.com, linux-kernel@...r.kernel.org, tglx@...utronix.de Subject: [tip:perf/core] perf top: Register idle thread Commit-ID: c53d138d41a7f33cf085762c64b4b61e8d223e1c Gitweb: http://git.kernel.org/tip/c53d138d41a7f33cf085762c64b4b61e8d223e1c Author: Namhyung Kim <namhyung@...nel.org> AuthorDate: Wed, 30 Sep 2015 10:45:26 +0900 Committer: Arnaldo Carvalho de Melo <acme@...hat.com> CommitDate: Thu, 1 Oct 2015 09:54:33 -0300 perf top: Register idle thread The perf top didn't add the idle/swapper thread to the machine's thread list and its comm was displayed as ':0'. Fix it. Signed-off-by: Namhyung Kim <namhyung@...nel.org> Cc: David Ahern <dsahern@...il.com> Cc: Jiri Olsa <jolsa@...hat.com> Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl> Link: http://lkml.kernel.org/r/1443577526-3240-3-git-send-email-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com> --- tools/perf/builtin-top.c | 3 +++ tools/perf/util/session.c | 2 +- tools/perf/util/session.h | 2 ++ 3 files changed, 6 insertions(+), 1 deletion(-) diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c index ae4c642..6f641fd 100644 --- a/tools/perf/builtin-top.c +++ b/tools/perf/builtin-top.c @@ -964,6 +964,9 @@ static int __cmd_top(struct perf_top *top) if (ret) goto out_delete; + if (perf_session__register_idle_thread(top->session) == NULL) + goto out_delete; + machine__synthesize_threads(&top->session->machines.host, &opts->target, top->evlist->threads, false, opts->proc_map_timeout); diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c index 84a02eae..428149b 100644 --- a/tools/perf/util/session.c +++ b/tools/perf/util/session.c @@ -1311,7 +1311,7 @@ struct thread *perf_session__findnew(struct perf_session *session, pid_t pid) return machine__findnew_thread(&session->machines.host, -1, pid); } -static struct thread *perf_session__register_idle_thread(struct perf_session *session) +struct thread *perf_session__register_idle_thread(struct perf_session *session) { struct thread *thread; diff --git a/tools/perf/util/session.h b/tools/perf/util/session.h index b44afc7..3e900c0 100644 --- a/tools/perf/util/session.h +++ b/tools/perf/util/session.h @@ -89,6 +89,8 @@ struct machine *perf_session__findnew_machine(struct perf_session *session, pid_ } struct thread *perf_session__findnew(struct perf_session *session, pid_t pid); +struct thread *perf_session__register_idle_thread(struct perf_session *session); + size_t perf_session__fprintf(struct perf_session *session, FILE *fp); size_t perf_session__fprintf_dsos(struct perf_session *session, FILE *fp); -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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