projects / linux-block.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: 5dcba48) | patch
perf: Ensure bpf_perf_link path is properly serialized
authorPeter Zijlstra <peterz@infradead.org>
Fri, 17 Jan 2025 09:54:50 +0000 (10:54 +0100)
committerPeter Zijlstra <peterz@infradead.org>
Tue, 8 Apr 2025 18:55:46 +0000 (20:55 +0200)
commit7ed9138a72829d2035ecbd8dbd35b1bc3c137c40
treef6aa854ab2503e9a0cde463f438012f5d2c5e207tree
parent5dcba48994bcc04c3cc41bf830b7ce4912ca8e6bcommit | diff
perf: Ensure bpf_perf_link path is properly serialized

Ravi reported that the bpf_perf_link_attach() usage of
perf_event_set_bpf_prog() is not serialized by ctx->mutex, unlike the
PERF_EVENT_IOC_SET_BPF case.

Reported-by: Ravi Bangoria <ravi.bangoria@amd.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Ravi Bangoria <ravi.bangoria@amd.com>
Link: https://lkml.kernel.org/r/20250307193305.486326750@infradead.org
kernel/events/core.c diff | blob | blame | history
Linux 6.x block layer and io_uring tree(s)