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| author | Logan Gunthorpe <logang@deltatee.com> | 2022-06-08 10:27:50 -0600 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2022-08-02 17:14:31 -0600 |
| commit | 78ede6a06f011b47d3c2c9dd5699b05bc3bf2dae (patch) | |
| tree | b72950b0760d788bf41606906d76542b95df0203 /tools/perf/scripts/python/flamegraph.py | |
| parent | md/raid5: suspend the array for calls to log_exit() (diff) | |
| download | linux-78ede6a06f011b47d3c2c9dd5699b05bc3bf2dae.tar.gz linux-78ede6a06f011b47d3c2c9dd5699b05bc3bf2dae.zip | |
md/raid5-cache: Take mddev_lock in r5c_journal_mode_show()
The mddev->lock spinlock doesn't protect against the removal of
conf->log in r5l_exit_log() so conf->log may be freed before it
is used.
To fix this, take the mddev_lock() insteaad of the mddev->lock spinlock.
Signed-off-by: Logan Gunthorpe <logang@deltatee.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Song Liu <song@kernel.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'tools/perf/scripts/python/flamegraph.py')
0 files changed, 0 insertions, 0 deletions