Commit 126c0982 authored Feb 19, 2009 by James Bottomley

[SCSI] fix ABORTED_COMMAND looping forever problem



Instead of terminating after five retries, commands terminated by
ABORTED_COMMAND sense are retrying forever.  The problem was
introduced by:

commit b60af5b0
Author: Alan Stern <stern@rowland.harvard.edu>
Date:   Mon Nov 3 15:56:47 2008 -0500

    [SCSI] simplify scsi_io_completion()

Which introduced an error whereby ABORTED_COMMAND now gets erroneously
retried in scsi_io_completion.  Fix this by returning the behaviour
back to the default no retry.

Reported-by: Sitsofe Wheeler <sitsofe@yahoo.com>
Tested-by: Sitsofe Wheeler <sitsofe@yahoo.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

parent 4034cc68

drivers/scsi/scsi_lib.c

+2 −3

Original line number	Diff line number	Diff line
		@@ -1040,12 +1040,11 @@ void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes)
		action = ACTION_FAIL;
		break;
		case ABORTED_COMMAND:
		action = ACTION_FAIL;
		if (sshdr.asc == 0x10) { /* DIF */
		description = "Target Data Integrity Failure";
		action = ACTION_FAIL;
		error = -EILSEQ;
		} else
		action = ACTION_RETRY;
		}
		break;
		case NOT_READY:
		/* If the device is in the process of becoming