From: Christoph Böhmwalder Date: Wed, 6 Apr 2022 19:04:45 +0000 (+0200) Subject: drbd: set QUEUE_FLAG_STABLE_WRITES X-Git-Tag: v5.17.4~56 X-Git-Url: https://git.fsl.cs.stonybrook.edu/?a=commitdiff_plain;h=f8f4dbc1395f356d639b179f7d7a0facdd689ab5;p=wrapfs-2.6.36.y.git 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 Signed-off-by: Jens Axboe Signed-off-by: Sasha Levin --- 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 */