From: Stephen M. Cameron <StephenM.Cameron>
Date: Thu, 16 Dec 2010 19:01:03 +0000 (-0600)
Subject: [SCSI] hpsa: do not consider RAID level to be part of device identity
X-Git-Tag: firefly_0821_release~7613^2~2673^2~22
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=35dd3039e09cd46ca3a8733ff1c817bf7b7b19ce;p=firefly-linux-kernel-4.4.55.git

[SCSI] hpsa: do not consider RAID level to be part of device identity

Otherwise, after doing a RAID level migration, the disk will be
disruptively removed and re-added as a different disk on rescan.

Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
---

diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index a2408e591770..12deffccb8da 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -657,8 +657,6 @@ static inline int device_is_the_same(struct hpsa_scsi_dev_t *dev1,
 		return 0;
 	if (dev1->devtype != dev2->devtype)
 		return 0;
-	if (dev1->raid_level != dev2->raid_level)
-		return 0;
 	if (dev1->bus != dev2->bus)
 		return 0;
 	return 1;