[PATCH 5/5] rtla/timerlat_top: Abort event processing on second signal
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STALE632d
LANDED
From: Tomas Glozar <tglozar@redhat.com>
Date: 2025-01-16 14:50:11
Also in:
lkml
Subsystem:
real-time linux analysis (rtla) tools, the rest · Maintainers:
Steven Rostedt, Tomas Glozar, Linus Torvalds
Landed in mainline as 80967b354a76 on 2025-01-24.
Apply the changes from the previous patch also to timerlat-top. Signed-off-by: Tomas Glozar <tglozar@redhat.com> --- tools/tracing/rtla/src/timerlat_top.c | 8 ++++++++ 1 file changed, 8 insertions(+)
diff --git a/tools/tracing/rtla/src/timerlat_top.c b/tools/tracing/rtla/src/timerlat_top.c
index d21a21053917..d358cd39f360 100644
--- a/tools/tracing/rtla/src/timerlat_top.c
+++ b/tools/tracing/rtla/src/timerlat_top.c@@ -903,6 +903,14 @@ static int stop_tracing; static struct trace_instance *top_inst = NULL; static void stop_top(int sig) { + if (stop_tracing) { + /* + * Stop requested twice in a row; abort event processing and + * exit immediately + */ + tracefs_iterate_stop(top_inst->inst); + return; + } stop_tracing = 1; if (top_inst) trace_instance_stop(top_inst);
--
2.47.1