[PATCH] 2.5.53 : drivers/scsi/qlogicfc.c locking fixes

[Paulo Andre']

This is a small patch to fix the remaining deprecated
save_flags/cli/restore_flags construction in the qlogicfc.c scsi driver.

Please review.

		Paulo Andre'

---

--- qlogicfc.c.orig	2002-12-29 22:07:37.000000000 +0000
+++ qlogicfc.c	2002-12-29 22:12:38.000000000 +0000
@@ -108,6 +108,8 @@
 
 #define TRACE_BUF_LEN	(32*1024)
 
+static spinlock_t qlogicfc_lock = SPIN_LOCK_UNLOCKED;
+	
 struct {
 	u_long next;
 	struct {
@@ -122,14 +124,13 @@
 {								\
 	unsigned long flags;					\
 								\
-	save_flags(flags);					\
-	cli();							\
+	spin_lock_irqsave(&qlogicfc_lock, flags);		\
 	trace.buf[trace.next].name  = (w);			\
 	trace.buf[trace.next].time  = jiffies;			\
 	trace.buf[trace.next].index = (i);			\
 	trace.buf[trace.next].addr  = (long) (a);		\
 	trace.next = (trace.next + 1) & (TRACE_BUF_LEN - 1);	\
-	restore_flags(flags);					\
+	spin_unlock_irqrestore(&qlogicfc_lock, flags);		\
 }
 
 #else