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authorChristoph Hellwig <hch@lst.de>2014-09-13 16:40:09 -0700
committerJens Axboe <axboe@fb.com>2014-09-22 12:00:07 -0600
commite2490073cd7c3d6f6ef6e029a208edd4d38efac4 (patch)
tree48465e67b335f6d696d698641365b4a4d1e89d32 /block/blk-flush.c
parentbf57229745f849e500ba69ff91e35bc8160a7373 (diff)
downloadlinux-0-day-e2490073cd7c3d6f6ef6e029a208edd4d38efac4.tar.gz
blk-mq: call blk_mq_start_request from ->queue_rq
When we call blk_mq_start_request from the core blk-mq code before calling into ->queue_rq there is a racy window where the timeout handler can hit before we've fully set up the driver specific part of the command. Move the call to blk_mq_start_request into the driver so the driver can start the request only once it is fully set up. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'block/blk-flush.c')
0 files changed, 0 insertions, 0 deletions