diff options
| author | Christoph Hellwig <hch@lst.de> | 2020-09-24 08:51:30 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2020-09-24 13:43:38 -0600 |
| commit | 5d4ce78b254cde8aaeb829420c3f15d3606ad411 (patch) | |
| tree | c3a43bf00f4e29f0a654a9ec7bdb857114a36489 /drivers/md/bcache/super.c | |
| parent | b807a2c5e0e2e81c96160682977c6f497cfcee96 (diff) | |
bcache: inherit the optimal I/O size
Inherit the optimal I/O size setting just like the readahead window,
as any reason to do larger I/O does not apply to just readahead.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jan Kara <jack@suse.cz>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Acked-by: Coly Li <colyli@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/md/bcache/super.c')
| -rw-r--r-- | drivers/md/bcache/super.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c index 1bbdc410ee3c..48113005ed86 100644 --- a/drivers/md/bcache/super.c +++ b/drivers/md/bcache/super.c @@ -1430,6 +1430,8 @@ static int cached_dev_init(struct cached_dev *dc, unsigned int block_size) dc->disk.disk->queue->backing_dev_info->ra_pages = max(dc->disk.disk->queue->backing_dev_info->ra_pages, q->backing_dev_info->ra_pages); + blk_queue_io_opt(dc->disk.disk->queue, + max(queue_io_opt(dc->disk.disk->queue), queue_io_opt(q))); atomic_set(&dc->io_errors, 0); dc->io_disable = false; |