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authorJiri Olsa <jolsa@kernel.org>2018-11-07 22:11:19 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2018-12-17 20:58:19 +0300
commitc94cef4beb66d3e1f4ed0f3bf6c2663a9c3cf3c0 (patch)
tree2f18e658fcf873d94bdfbeb83d2974c5d4e11d6e
parent94ad6e7e3606454498aeac1fdd1b9de5c1e6735a (diff)
downloadlinux-c94cef4beb66d3e1f4ed0f3bf6c2663a9c3cf3c0.tar.xz
perf top: Set the 'session_done' volatile variable when exiting
So we can get out of hist processing ASAP on user request. Signed-off-by: Jiri Olsa <jolsa@kernel.org> Acked-by: David S. Miller <davem@davemloft.net> Acked-by: Namhyung Kim <namhyung@kernel.org> Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Peter Zijlstra <peterz@infradead.org> Link: https://lkml.kernel.org/n/tip-r8aufbgbixr2f85s3wcoaw9v@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
-rw-r--r--tools/perf/builtin-top.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index aad58643102e..50ec01eb7f57 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -577,6 +577,12 @@ static void perf_top__sort_new_samples(void *arg)
perf_top__reset_sample_counters(t);
}
+static void stop_top(void)
+{
+ session_done = 1;
+ done = 1;
+}
+
static void *display_thread_tui(void *arg)
{
struct perf_evsel *pos;
@@ -613,13 +619,13 @@ static void *display_thread_tui(void *arg)
!top->record_opts.overwrite,
&top->annotation_opts);
- done = 1;
+ stop_top();
return NULL;
}
static void display_sig(int sig __maybe_unused)
{
- done = 1;
+ stop_top();
}
static void display_setup_sig(void)
@@ -672,7 +678,7 @@ repeat:
if (perf_top__handle_keypress(top, c))
goto repeat;
- done = 1;
+ stop_top();
}
}