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| author | Jens Axboe <axboe@kernel.dk> | 2020-11-23 19:37:51 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2020-12-09 22:04:01 +0300 |
| commit | ac0648a56c1ff66c1cbf735075ad33a26cbc50de (patch) | |
| tree | d0840931bbfa32badd92a5e51bd02c3048398c96 /tools/perf/scripts/python/stackcollapse.py | |
| parent | bd5bbda72f7fa013ddea0ff7c4d91daedb821869 (diff) | |
| download | linux-ac0648a56c1ff66c1cbf735075ad33a26cbc50de.tar.xz | |
io_uring: use bottom half safe lock for fixed file data
io_file_data_ref_zero() can be invoked from soft-irq from the RCU core,
hence we need to ensure that the file_data lock is bottom half safe. Use
the _bh() variants when grabbing this lock.
Reported-by: syzbot+1f4ba1e5520762c523c6@syzkaller.appspotmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'tools/perf/scripts/python/stackcollapse.py')
0 files changed, 0 insertions, 0 deletions