[XFS] Cleanup lock goop.

Switch last couple lock_t's to spinlock_t's. Remove now-unused
spinlock-related macros & types.

SGI-PV: 970382
SGI-Modid: xfs-linux-melb:xfs-kern:29748a

Signed-off-by: Eric Sandeen <sandeen@sandeen.net>
Signed-off-by: Donald Douwsma <donaldd@sgi.com>
Signed-off-by: Tim Shimmin <tes@sgi.com>

1 files changed, 0 insertions, 18 deletions

diff --git a/fs/xfs/linux-2.6/spin.h b/fs/xfs/linux-2.6/spin.h
index 50a6191178f4..aa23557801b3 100644
--- a/fs/xfs/linux-2.6/spin.h
+++ b/fs/xfs/linux-2.6/spin.h
@@ -21,25 +21,7 @@
 #include <linux/sched.h>        /* preempt needs this */
 #include <linux/spinlock.h>
 
-/*
- * Map lock_t from IRIX to Linux spinlocks.
- *
- * We do not make use of lock_t from interrupt context, so we do not
- * have to worry about disabling interrupts at all (unlike IRIX).
- */
-
-typedef spinlock_t lock_t;
-
-#define SPLDECL(s)                      unsigned long s
-#ifndef DEFINE_SPINLOCK
-#define DEFINE_SPINLOCK(s)              spinlock_t s = SPIN_LOCK_UNLOCKED
-#endif
-
 #define spinlock_init(lock, name)       spin_lock_init(lock)
 #define spinlock_destroy(lock)
-#define mutex_spinlock(lock)            ({ spin_lock(lock); 0; })
-#define mutex_spinunlock(lock, s)       do { spin_unlock(lock); (void)s; } while (0)
-#define nested_spinlock(lock)           spin_lock(lock)
-#define nested_spinunlock(lock)         spin_unlock(lock)
 
 #endif /* __XFS_SUPPORT_SPIN_H__ */