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| author | Bart Van Assche <bvanassche@acm.org> | 2023-05-17 10:42:29 -0700 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2023-05-18 19:47:49 -0600 |
| commit | a036e698c231ba884daa37196be3ac6c6dce1d75 (patch) | |
| tree | 26f4e605a8eade526c00c2709fd3aa91585c1ec8 /arch | |
| parent | 0effb390c4bac1a484f0ca6ad3f1d183fcde882b (diff) | |
| download | lwn-a036e698c231ba884daa37196be3ac6c6dce1d75.tar.gz lwn-a036e698c231ba884daa37196be3ac6c6dce1d75.zip | |
block: mq-deadline: Fix handling of at-head zoned writes
Before dispatching a zoned write from the FIFO list, check whether there
are any zoned writes in the RB-tree with a lower LBA for the same zone.
This patch ensures that zoned writes happen in order even if at_head is
set for some writes for a zone and not for others.
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Damien Le Moal <dlemoal@kernel.org>
Cc: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Link: https://lore.kernel.org/r/20230517174230.897144-12-bvanassche@acm.org
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'arch')
0 files changed, 0 insertions, 0 deletions