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(parent: 20578bd) | patch
block: fix attempt to assign NULL io_context
authorJens Axboe <axboe@kernel.dk>
Wed, 21 Nov 2018 02:12:46 +0000 (19:12 -0700)
committerJens Axboe <axboe@kernel.dk>
Wed, 21 Nov 2018 02:12:46 +0000 (19:12 -0700)
commit0c62bff1fd633774756be6d88d71002cd37615e0
tree1a121675ee9e6a9459681665d41450f4b5e28312tree | snapshot
parent20578bdfd0418efb11ec316229e670d085cd574acommit | diff
block: fix attempt to assign NULL io_context

If the first request allocated and issued by a process is a passhthrough
request, we don't set up an IO context for it. Ensure that
blk_mq_sched_assign_ioc() ignores a NULL io_context.

Fixes: e2b3fa5af70c ("block: Remove bio->bi_ioc")
Reported-by: Ming Lei <ming.lei@redhat.com>
Tested-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
block/blk-mq-sched.c diff | blob | history
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