]> git.baikalelectronics.ru Git - kernel.git/commit
block: force select mq-deadline for zoned block devices
authorDamien Le Moal <damien.lemoal@wdc.com>
Tue, 4 Jun 2019 07:23:40 +0000 (16:23 +0900)
committerJens Axboe <axboe@kernel.dk>
Thu, 13 Jun 2019 09:00:31 +0000 (03:00 -0600)
commitdc8622b395bf0c93de47e6595846f018a183a69d
treef08834761aa56522e3daa9ed9cdf1e560782bc39
parent87eda949e4989997de89a4c196e3ab069e7b1ab4
block: force select mq-deadline for zoned block devices

In most use cases of zoned block devices (aka SMR disks), the
mq-deadline scheduler is mandatory as it implements sequential write
command processing guarantees with zone write locking. So make sure that
this scheduler is always enabled if CONFIG_BLK_DEV_ZONED is selected.

Tested-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
block/Kconfig