[PATCH] lock for scc drivers

1a0ecaa9 · Alan Cox · Linus Torvalds · 309b1d32 · 1a0ecaa9
Commit 1a0ecaa9 authored Apr 07, 2003 by Alan Cox Committed by Linus Torvalds Apr 07, 2003
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include/linux/scc.h include/linux/scc.h +3 -0

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--- a/include/linux/scc.h
+++ b/include/linux/scc.h
@@ -244,6 +244,9 @@ struct scc_channel {
 	/* Timer */
 	struct timer_list tx_t;		/* tx timer for this channel */
 	struct timer_list tx_wdog;	/* tx watchdogs */
+	
+	/* Channel lock */
+	spinlock_t	lock;		/* Channel guard lock */
 };

 #endif /* defined(__KERNEL__) */