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author | Damien Le Moal <damien.lemoal@wdc.com> | 2019-06-04 16:23:40 +0900 |
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committer | Jens Axboe <axboe@kernel.dk> | 2019-06-13 03:00:31 -0600 |
commit | b9aef63aca772a25ffcfaedf4bd29fb36b919a93 (patch) | |
tree | f08834761aa56522e3daa9ed9cdf1e560782bc39 /block/blk-rq-qos.h | |
parent | cgroup/bfq: revert bfq.weight symlink change (diff) | |
download | linux-dev-b9aef63aca772a25ffcfaedf4bd29fb36b919a93.tar.xz linux-dev-b9aef63aca772a25ffcfaedf4bd29fb36b919a93.zip |
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>
Diffstat (limited to 'block/blk-rq-qos.h')
0 files changed, 0 insertions, 0 deletions