patch-2.1.87 linux/drivers/block/ll_rw_blk.c

• Lines: 12
• Date: Thu Feb 12 14:12:44 1998
• Orig file: v2.1.86/linux/drivers/block/ll_rw_blk.c
• Orig date: Sun Dec 28 12:05:44 1997

diff -u --recursive --new-file v2.1.86/linux/drivers/block/ll_rw_blk.c linux/drivers/block/ll_rw_blk.c
@@ -35,6 +35,11 @@
 DECLARE_TASK_QUEUE(tq_disk);
 
 /*
+ * Protect the request list against multiple users..
+ */
+spinlock_t current_lock = SPIN_LOCK_UNLOCKED;
+
+/*
  * used to wait on when there are no free requests
  */
 struct wait_queue * wait_for_request = NULL;