This is a note to let you know that I've just added the patch titled
drbd: set QUEUE_FLAG_STABLE_WRITES
to the 5.17-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drbd-set-queue_flag_stable_writes.patch
and it can be found in the queue-5.17 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 2443e2725efb97578a841156ffff924904beb2ad
Author: Christoph Böhmwalder <christoph@xxxxxxxxxxxxxx>
Date: Wed Apr 6 21:04:45 2022 +0200
drbd: set QUEUE_FLAG_STABLE_WRITES
[ Upstream commit 286901941fd18a52b2138fddbbf589ad3639eb00 ]
We want our pages not to change while they are being written.
Signed-off-by: Christoph Böhmwalder <christoph.boehmwalder@xxxxxxxxxx>
Signed-off-by: Jens Axboe <axboe@xxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/block/drbd/drbd_main.c b/drivers/block/drbd/drbd_main.c
index 5d5beeba3ed4..478ba959362c 100644
--- a/drivers/block/drbd/drbd_main.c
+++ b/drivers/block/drbd/drbd_main.c
@@ -2739,6 +2739,7 @@ enum drbd_ret_code drbd_create_device(struct drbd_config_context *adm_ctx, unsig
sprintf(disk->disk_name, "drbd%d", minor);
disk->private_data = device;
+ blk_queue_flag_set(QUEUE_FLAG_STABLE_WRITES, disk->queue);
blk_queue_write_cache(disk->queue, true, true);
/* Setting the max_hw_sectors to an odd value of 8kibyte here
This triggers a max_bio_size message upon first attach or connect */
