From e636c8d336489bf3eed5878299e6cc045bbad077 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:17:29 +0000
Subject: [PATCH] debug lk
---
kernel/drivers/scsi/device_handler/scsi_dh_emc.c | 23 +++++------------------
1 files changed, 5 insertions(+), 18 deletions(-)
diff --git a/kernel/drivers/scsi/device_handler/scsi_dh_emc.c b/kernel/drivers/scsi/device_handler/scsi_dh_emc.c
index 95c4790..caa685c 100644
--- a/kernel/drivers/scsi/device_handler/scsi_dh_emc.c
+++ b/kernel/drivers/scsi/device_handler/scsi_dh_emc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Target driver for EMC CLARiiON AX/CX-series hardware.
* Based on code from Lars Marowsky-Bree <lmb@suse.de>
@@ -5,20 +6,6 @@
*
* Copyright (C) 2006 Red Hat, Inc. All rights reserved.
* Copyright (C) 2006 Mike Christie
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING. If not, write to
- * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <linux/slab.h>
#include <linux/module.h>
@@ -341,17 +328,17 @@
return SCSI_RETURN_NOT_HANDLED;
}
-static int clariion_prep_fn(struct scsi_device *sdev, struct request *req)
+static blk_status_t clariion_prep_fn(struct scsi_device *sdev,
+ struct request *req)
{
struct clariion_dh_data *h = sdev->handler_data;
- int ret = BLKPREP_OK;
if (h->lun_state != CLARIION_LUN_OWNED) {
- ret = BLKPREP_KILL;
req->rq_flags |= RQF_QUIET;
+ return BLK_STS_IOERR;
}
- return ret;
+ return BLK_STS_OK;
}
static int clariion_std_inquiry(struct scsi_device *sdev,
--
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