android/android_kernel_samsung_sm8650
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

dm-log-writes: set dma_alignment limit in io_hints

Browse Source 
This device mapper needs bio vectors to be sized and memory aligned to
the logical block size. Set the minimum required queue limit
accordingly.

Signed-off-by: Keith Busch <kbusch@kernel.org>
Reviewed-by: Mike Snitzer <snitzer@kernel.org>
Link: https://lore.kernel.org/r/20221110184501.2451620-6-kbusch@meta.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Keith Busch 2022-11-10 10:45:01 -08:00 committed by Jens Axboe
parent 29aa778bb6
commit 50a893359c
1 changed files with 1 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/md/dm-log-writes.c
View File

@ -875,6 +875,7 @@ static void log_writes_io_hints(struct dm_target *ti, struct queue_limits *limit
limits->logical_block_size = bdev_logical_block_size(lc->dev->bdev);
limits->physical_block_size = bdev_physical_block_size(lc->dev->bdev);
limits->io_min = limits->physical_block_size;
limits->dma_alignment = limits->logical_block_size - 1;
}
#if IS_ENABLED(CONFIG_FS_DAX)