linux-kernel - [PATCH 01/20] cciss: Remove sysfs entries for logical drives on driver cleanup.

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Date:	Thu, 17 Sep 2009 13:46:53 -0500
From:	"Stephen M. Cameron" <scameron@...rdog.cce.hp.com>
To:	akpm@...ux-foundation.org, axboe@...nel.dk
Cc:	linux-kernel@...r.kernel.org, linux-scsi@...r.kernel.org,
	andrew.patterson@...com, mikem@...rdog.cce.hp.com,
	scameron@...rdog.cce.hp.com
Subject: [PATCH 01/20] cciss: Remove sysfs entries for logical drives on
	driver cleanup.

From: Andrew Patterson <andrew.patterson@...com>

Sysfs entries for logical drives need to be removed when a drive is
deleted during driver cleanup.

Signed-off-by: Andrew Patterson <andrew.patterson@...com>
Signed-off-by: Stephen M. Cameron <scameron@...rdog.cce.hp.com>
Acked-by: Mike Miller <mike.miller@...com>
---

 drivers/block/cciss.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index a52cc7f..970c896 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -1977,7 +1977,6 @@ static int rebuild_lun_table(ctlr_info_t *h, int first_time)
 			h->drv[i].busy_configuring = 1;
 			spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags);
 			return_code = deregister_disk(h, i, 1);
-			cciss_destroy_ld_sysfs_entry(&h->drv[i]);
 			h->drv[i].busy_configuring = 0;
 		}
 	}
@@ -2118,6 +2117,7 @@ static int deregister_disk(ctlr_info_t *h, int drv_index,
 				 * indicate that this element of the drive
 				 * array is free.
 				 */
+	cciss_destroy_ld_sysfs_entry(drv);
 
 	if (clear_all) {
 		/* check to see if it was the last disk */
@@ -4141,6 +4141,9 @@ static void __devexit cciss_remove_one(struct pci_dev *pdev)
 			if (q)
 				blk_cleanup_queue(q);
 		}
+		if (hba[i]->drv[j].raid_level != -1)
+			cciss_destroy_ld_sysfs_entry(&hba[i]->drv[j]);
+
 	}
 
 #ifdef CONFIG_CISS_SCSI_TAPE

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