md/raid10: set chunk_sectors limit

[ Upstream commit 7ef50c4c6a9c36fa3ea6f1681a80c0bf9a797345 ]

Same as done for raid0, set chunk_sectors limit to appropriately set the
atomic write size limit.

Reviewed-by: Nilay Shroff <nilay@linux.ibm.com>
Reviewed-by: Yu Kuai <yukuai3@huawei.com>
Signed-off-by: John Garry <john.g.garry@oracle.com>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Link: https://lore.kernel.org/r/20250711105258.3135198-5-john.g.garry@oracle.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index d2b237652d7e9ff92e6e56662416c0be2a093ea0..95dc354a86a0811b60e7e19b1a25b81b67cf14bf 100644 (file)
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -4009,6 +4009,7 @@ static int raid10_set_queue_limits(struct mddev *mddev)
        md_init_stacking_limits(&lim);
        lim.max_write_zeroes_sectors = 0;
        lim.io_min = mddev->chunk_sectors << 9;
+       lim.chunk_sectors = mddev->chunk_sectors;
        lim.io_opt = lim.io_min * raid10_nr_stripes(conf);
        lim.features |= BLK_FEAT_ATOMIC_WRITES;
        err = mddev_stack_rdev_limits(mddev, &lim, MDDEV_STACK_INTEGRITY);