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block: introduce rq_list_for_each_safe macro
authorKeith Busch <kbusch@kernel.org>
Wed, 5 Jan 2022 17:05:16 +0000 (09:05 -0800)
committerJens Axboe <axboe@kernel.dk>
Wed, 5 Jan 2022 19:25:42 +0000 (12:25 -0700)
commit3764fd05e1f89530e2ee5cbff0b638f2b1141b90
tree12008145c3422e06143814d4242f7a853def1713tree
parentedce22e19bfa86efa2522d041d6367f2f099e8edcommit | diff
block: introduce rq_list_for_each_safe macro

While iterating a list, a particular request may need to be removed for
special handling. Provide an iterator that can safely handle that.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Keith Busch <kbusch@kernel.org>
Link: https://lore.kernel.org/r/20220105170518.3181469-3-kbusch@kernel.org
Signed-off-by: Jens Axboe <axboe@kernel.dk>
include/linux/blk-mq.h diff | blob | history
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