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| author |   Tejun Heo <tj@kernel.org> | 2020-09-01 14:52:32 -0400 |
|---|---|---|
| committer |   Jens Axboe <axboe@kernel.dk> | 2020-09-01 16:48:46 -0600 |
| commit | e11d80a849e010f78243bb6f6af7dccef3a71a90 (patch) | |
| tree | 062c215da69eba44baa7a2f416c6299c7a42e832 /include | |
| parent | blk-iocost: ioc_pd_free() shouldn't assume irq disabled (diff) | |
| download | wireguard-linux-e11d80a849e010f78243bb6f6af7dccef3a71a90.tar.xz wireguard-linux-e11d80a849e010f78243bb6f6af7dccef3a71a90.zip | |
blk-stat: make q->stats->lock irqsafe
blk-iocost calls blk_stat_enable_accounting() while holding an irqsafe lock
which triggers a lockdep splat because q->stats->lock isn't irqsafe. Let's
make it irqsafe.
Signed-off-by: Tejun Heo <tj@kernel.org>
Fixes: cd006509b0a9 ("blk-iocost: account for IO size when testing latencies")
Cc: stable@vger.kernel.org # v5.8+
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'include')
0 files changed, 0 insertions, 0 deletions