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(parent: e1ffe3b) | patch
block: ensure cached plug request matches the current queue
authorJens Axboe <axboe@kernel.dk>
Thu, 4 Nov 2021 17:54:47 +0000 (11:54 -0600)
committerJens Axboe <axboe@kernel.dk>
Fri, 5 Nov 2021 05:21:01 +0000 (23:21 -0600)
commit72316c3756b780b6786a0542f9cf26ee7fea943d
treedfb0da10e659f98d73fff720ae8d062733726f66tree | snapshot
parente1ffe3b84c23c2b2da6b79bec92046ebd1221807commit | diff
block: ensure cached plug request matches the current queue

If we're driving multiple devices, we could have pre-populated the cache
for a different device. Ensure that the empty request matches the current
queue.

Fixes: d19f834377ed ("block: pre-allocate requests if plug is started and is a batch")
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
block/blk-mq.c diff | blob | history
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