patch-2.4.27 linux-2.4.27/fs/xfs/linux/spin.h
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- Lines: 75
- Date:
1969-12-31 16:00:00.000000000 -0800
- Orig file:
linux-2.4.26/fs/xfs/linux/spin.h
- Orig date:
2004-02-18 05:36:31.000000000 -0800
diff -urN linux-2.4.26/fs/xfs/linux/spin.h linux-2.4.27/fs/xfs/linux/spin.h
@@ -1,74 +0,0 @@
-/*
- * Copyright (c) 2000-2002 Silicon Graphics, Inc. All Rights Reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of version 2 of the GNU General Public License as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it would be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- *
- * Further, this software is distributed without any warranty that it is
- * free of the rightful claim of any third person regarding infringement
- * or the like. Any license provided herein, whether implied or
- * otherwise, applies only to this software file. Patent licenses, if
- * any, provided herein do not apply to combinations of this program with
- * other software, or any other product whatsoever.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write the Free Software Foundation, Inc., 59
- * Temple Place - Suite 330, Boston MA 02111-1307, USA.
- *
- * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
- * Mountain View, CA 94043, or:
- *
- * http://www.sgi.com
- *
- * For further information regarding this notice, see:
- *
- * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
- */
-#ifndef __XFS_SUPPORT_SPIN_H__
-#define __XFS_SUPPORT_SPIN_H__
-
-#include <linux/sched.h> /* preempt needs this */
-#include <linux/spinlock.h>
-
-/*
- * Map lock_t from IRIX to Linux spinlocks.
- *
- * Note that linux turns on/off spinlocks depending on CONFIG_SMP.
- * We don't need to worry about SMP or not here.
- */
-
-#define SPLDECL(s) unsigned long s
-
-typedef spinlock_t lock_t;
-
-#define spinlock_init(lock, name) spin_lock_init(lock)
-#define spinlock_destroy(lock)
-
-static inline unsigned long mutex_spinlock(lock_t *lock)
-{
- spin_lock(lock);
- return 0;
-}
-
-/*ARGSUSED*/
-static inline void mutex_spinunlock(lock_t *lock, unsigned long s)
-{
- spin_unlock(lock);
-}
-
-static inline void nested_spinlock(lock_t *lock)
-{
- spin_lock(lock);
-}
-
-static inline void nested_spinunlock(lock_t *lock)
-{
- spin_unlock(lock);
-}
-
-#endif /* __XFS_SUPPORT_SPIN_H__ */
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