From: John Garry <john.g.garry@oracle.com>
To: axboe@kernel.dk, agk@redhat.com, snitzer@kernel.org,
mpatocka@redhat.com, song@kernel.org, yukuai3@huawei.com,
hch@lst.de, nilay@linux.ibm.com
Cc: dm-devel@lists.linux.dev, linux-kernel@vger.kernel.org,
linux-raid@vger.kernel.org, linux-block@vger.kernel.org,
ojaswin@linux.ibm.com, martin.petersen@oracle.com,
John Garry <john.g.garry@oracle.com>
Subject: [PATCH v3 3/5] md/raid10: set chunk_sectors limit
Date: Thu, 3 Jul 2025 11:46:11 +0000 [thread overview]
Message-ID: <20250703114613.9124-4-john.g.garry@oracle.com> (raw)
In-Reply-To: <20250703114613.9124-1-john.g.garry@oracle.com>
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>
---
drivers/md/raid10.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index b74780af4c22..97065bb26f43 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -4004,6 +4004,7 @@ 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);
--
2.43.5
next prev parent reply other threads:[~2025-07-03 11:48 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-07-03 11:46 [PATCH v3 0/5] block/md/dm: set chunk_sectors from stacked dev stripe size John Garry
2025-07-03 11:46 ` [PATCH v3 1/5] block: sanitize chunk_sectors for atomic write limits John Garry
2025-07-03 11:46 ` [PATCH v3 2/5] md/raid0: set chunk_sectors limit John Garry
2025-07-03 11:46 ` John Garry [this message]
2025-07-03 11:46 ` [PATCH v3 4/5] dm-stripe: limit chunk_sectors to the stripe size John Garry
2025-07-03 11:46 ` [PATCH v3 5/5] block: use chunk_sectors when evaluating stacked atomic write limits John Garry
2025-07-03 13:31 ` Mikulas Patocka
2025-07-03 14:17 ` John Garry
2025-07-03 15:36 ` Mikulas Patocka
2025-07-03 16:01 ` John Garry
2025-07-09 1:39 ` Martin K. Petersen
2025-07-09 13:16 ` John Garry
2025-07-21 14:09 ` John Garry
2025-07-22 3:43 ` Martin K. Petersen
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