From c917bbb3aeff97a11d73b187f101db6af7cc9199 Mon Sep 17 00:00:00 2001
From: Jonathan Corbet <corbet@lwn.net>
Date: Thu, 15 May 2008 12:23:19 -0600
Subject: [PATCH] --- yaml --- r: 100290 b: refs/heads/master c:
 647d87bd1b9e7ff24f89b7d4e38c75d756018caa h: refs/heads/master v: v3

---
 [refs]                    |  2 +-
 trunk/drivers/scsi/osst.c | 15 ++++++++++++++-
 2 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/[refs] b/[refs]
index 60a3c96b09b3..36b1dda8f8ce 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: eb09d3d4ee09b25876db549b6d5221610216e105
+refs/heads/master: 647d87bd1b9e7ff24f89b7d4e38c75d756018caa
diff --git a/trunk/drivers/scsi/osst.c b/trunk/drivers/scsi/osst.c
index 31f7aec44d90..24ad89a649ce 100644
--- a/trunk/drivers/scsi/osst.c
+++ b/trunk/drivers/scsi/osst.c
@@ -50,6 +50,7 @@ static const char * osst_version = "0.99.4";
 #include <linux/moduleparam.h>
 #include <linux/delay.h>
 #include <linux/jiffies.h>
+#include <linux/smp_lock.h>
 #include <asm/uaccess.h>
 #include <asm/dma.h>
 #include <asm/system.h>
@@ -4359,7 +4360,7 @@ static int osst_int_ioctl(struct osst_tape * STp, struct osst_request ** aSRpnt,
 
 
 /* Open the device */
-static int os_scsi_tape_open(struct inode * inode, struct file * filp)
+static int __os_scsi_tape_open(struct inode * inode, struct file * filp)
 {
 	unsigned short	      flags;
 	int		      i, b_size, new_session = 0, retval = 0;
@@ -4725,6 +4726,18 @@ static int os_scsi_tape_open(struct inode * inode, struct file * filp)
 	return retval;
 }
 
+/* BKL pushdown: spaghetti avoidance wrapper */
+static int os_scsi_tape_open(struct inode * inode, struct file * filp)
+{
+	int ret;
+
+	lock_kernel();
+	ret = __os_scsi_tape_open(inode, filp);
+	unlock_kernel();
+	return ret;
+}
+
+
 
 /* Flush the tape buffer before close */
 static int os_scsi_tape_flush(struct file * filp, fl_owner_t id)