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| author | Peter Zijlstra <peterz@infradead.org> | 2024-11-04 14:39:13 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2025-03-04 09:42:14 +0100 |
| commit | c70ca298036c58a88686ff388d3d367e9d21acf0 (patch) | |
| tree | 249fa4fd366f6e0d6053de8622c408d8eed8847e /include | |
| parent | 061c991697062f3bf87b72ed553d1d33a0e370dd (diff) | |
| download | lwn-c70ca298036c58a88686ff388d3d367e9d21acf0.tar.gz lwn-c70ca298036c58a88686ff388d3d367e9d21acf0.zip | |
perf/core: Simplify the perf_event_alloc() error path
The error cleanup sequence in perf_event_alloc() is a subset of the
existing _free_event() function (it must of course be).
Split this out into __free_event() and simplify the error path.
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Reviewed-by: Ravi Bangoria <ravi.bangoria@amd.com>
Link: https://lore.kernel.org/r/20241104135517.967889521@infradead.org
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/perf_event.h | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index c4525bae2fe9..8c0117bcbdb9 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -673,13 +673,15 @@ struct swevent_hlist { struct rcu_head rcu_head; }; -#define PERF_ATTACH_CONTEXT 0x01 -#define PERF_ATTACH_GROUP 0x02 -#define PERF_ATTACH_TASK 0x04 -#define PERF_ATTACH_TASK_DATA 0x08 -#define PERF_ATTACH_ITRACE 0x10 -#define PERF_ATTACH_SCHED_CB 0x20 -#define PERF_ATTACH_CHILD 0x40 +#define PERF_ATTACH_CONTEXT 0x0001 +#define PERF_ATTACH_GROUP 0x0002 +#define PERF_ATTACH_TASK 0x0004 +#define PERF_ATTACH_TASK_DATA 0x0008 +#define PERF_ATTACH_ITRACE 0x0010 +#define PERF_ATTACH_SCHED_CB 0x0020 +#define PERF_ATTACH_CHILD 0x0040 +#define PERF_ATTACH_EXCLUSIVE 0x0080 +#define PERF_ATTACH_CALLCHAIN 0x0100 struct bpf_prog; struct perf_cgroup; |