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| author | Ian Rogers <[email protected]> | 2023-05-15 22:45:30 +0000 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <[email protected]> | 2023-05-16 18:21:30 +0000 |
| commit | 9dde12767aa19696a7fb28b2320119b87fb9d299 (patch) | |
| tree | fc401647c83be44ddcfae0c1f56750ec29799a2b /fs/jbd2/commit.c | |
| parent | perf lock contention: Add empty 'struct rq' to satisfy libbpf 'runqueue' type... (diff) | |
| download | kernel-9dde12767aa19696a7fb28b2320119b87fb9d299.tar.gz kernel-9dde12767aa19696a7fb28b2320119b87fb9d299.zip | |
perf metrics: Avoid segv with --topdown for metrics without a group
Some metrics may not have a metric_group which can result in segvs
with "perf stat --topdown". Add a condition for the no metric_group
case.
Fixes: 1647cd5b8802698f ("perf stat: Implement --topdown using json metrics")
Reported-by: Kan Liang <[email protected]>
Signed-off-by: Ian Rogers <[email protected]>
Tested-by: Kan Liang <[email protected]>
Cc: Adrian Hunter <[email protected]>
Cc: Alexander Shishkin <[email protected]>
Cc: Ian Rogers <[email protected]>
Cc: Ingo Molnar <[email protected]>
Cc: Jiri Olsa <[email protected]>
Cc: Kajol Jain <[email protected]>
Cc: Mark Rutland <[email protected]>
Cc: Namhyung Kim <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
Diffstat (limited to 'fs/jbd2/commit.c')
0 files changed, 0 insertions, 0 deletions