linux-kernel - [PATCH 19/30] hpsa: Retry commands completing with a sense key of ABORTED

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Message-ID: <20100204144300.10406.47550.stgit@beardog.cce.hp.com>
Date:	Thu, 04 Feb 2010 08:43:00 -0600
From:	"Stephen M. Cameron" <scameron@...rdog.cce.hp.com>
To:	James.Bottomley@...senPartnership.com, akpm@...ux-foundation.org
Cc:	mikem@...rdog.cce.hp.com, brace@...rdog.cce.hp.com,
	matthew.gates@...com, linux-scsi@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 19/30] hpsa: Retry commands completing with a sense key of
	ABORTED_COMMAND

From: Matt Gates <matthew.gates@...com>

hpsa: Retry commands completing with a sense key of ABORTED_COMMAND

Signed-off-by: Matt Gates <matthew.gates@...com>
Signed-off-by: Stephen M. Cameron <scameron@...rdog.cce.hp.com>
---
 drivers/scsi/hpsa.c |   11 +++++++++--
 1 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index bcc51f9..d07b3d3 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -1037,8 +1037,15 @@ static void complete_scsi_command(struct CommandList *cp,
 					break;
 				}
 			}
-
-
+			if (sense_key == ABORTED_COMMAND) {
+				/* Aborted command is retryable */
+				dev_warn(&h->pdev->dev, "cp %p "
+					"has check condition: aborted command: "
+					"ASC: 0x%x, ASCQ: 0x%x\n",
+					cp, asc, ascq);
+				cmd->result = DID_SOFT_ERROR << 16;
+				break;
+			}
 			/* Must be some other type of check condition */
 			dev_warn(&h->pdev->dev, "cp %p has check condition: "
 					"unknown type: "

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