From: Shaohua Li <shli@fb.com>
Date: Fri, 29 Apr 2016 21:18:03 +0000 (-0700)
Subject: raid5: delete unnecessary warnning
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=b8a0b8e94648179b92191e5cf4fd3c4379b31cc4;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

raid5: delete unnecessary warnning

If device has R5_LOCKED set, it's legit device has R5_SkipCopy set and page !=
orig_page. After R5_LOCKED is clear, handle_stripe_clean_event will clear the
SkipCopy flag and set page to orig_page. So the warning is unnecessary.

Reported-by: Joey Liao <joeyliao@qnap.com>
Signed-off-by: Shaohua Li <shli@fb.com>
---

diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 8ab8b65e1741..e48c262ce032 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -3502,8 +3502,6 @@ returnbi:
 				dev = &sh->dev[i];
 			} else if (test_bit(R5_Discard, &dev->flags))
 				discard_pending = 1;
-			WARN_ON(test_bit(R5_SkipCopy, &dev->flags));
-			WARN_ON(dev->page != dev->orig_page);
 		}
 
 	r5l_stripe_write_finished(sh);