From c06b3e583750fa8f1d214ca50c86d936f6a329c6 Mon Sep 17 00:00:00 2001
From: NeilBrown <neilb@suse.com>
Date: Tue, 21 Nov 2017 08:44:35 -0500
Subject: [PATCH] dm: fix comment above dm_accept_partial_bio
Git-commit: c06b3e583750fa8f1d214ca50c86d936f6a329c6
Patch-mainline: v4.16-rc1
References: bsc#1093023
Clarify that dm_accept_partial_bio isn't allowed for REQ_OP_ZONE_RESET
bios.
Signed-off-by: NeilBrown <neilb@suse.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Coly Li <colyli@suse.de>
---
drivers/md/dm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index de17b7193299..fb9e6d808170 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -997,7 +997,7 @@ static size_t dm_dax_copy_from_iter(struct dax_device *dax_dev, pgoff_t pgoff,
/*
* A target may call dm_accept_partial_bio only from the map routine. It is
- * allowed for all bio types except REQ_PREFLUSH.
+ * allowed for all bio types except REQ_PREFLUSH and REQ_OP_ZONE_RESET.
*
* dm_accept_partial_bio informs the dm that the target only wants to process
* additional n_sectors sectors of the bio and the rest of the data should be
--
2.16.3