patch-2.1.112 linux/include/asm-ppc/smp_lock.h

• Lines: 50
• Date: Wed Dec 31 16:00:00 1969
• Orig file: v2.1.111/linux/include/asm-ppc/smp_lock.h
• Orig date: Mon Jan 12 15:18:13 1998

diff -u --recursive --new-file v2.1.111/linux/include/asm-ppc/smp_lock.h linux/include/asm-ppc/smp_lock.h
@@ -1,49 +0,0 @@
-#ifndef __PPC_SMPLOCK_H
-#define __PPC_SMPLOCK_H
-
-#ifndef __SMP__
-
-#define lock_kernel()		do { } while (0)
-#define unlock_kernel()		do { } while (0)
-#define release_kernel_lock(task, cpu, depth)	((depth) = 1)
-#define reacquire_kernel_lock(task, cpu, depth)	do { } while(0)
-
-#else /* __SMP__ */
-
-/* Release global kernel lock and global interrupt lock */
-#define release_kernel_lock(task, cpu, depth)		\
-do {							\
-	if((depth = (task)->lock_depth) != 0) {		\
-		__cli();				\
-		(task)->lock_depth = 0;			\
-		klock_info.akp = NO_PROC_ID;		\
-		klock_info.kernel_flag = 0;		\
-	} 						\
-	release_irqlock(cpu);				\
-	__sti();					\
-} while(0)
-
-extern void reacquire_kernel_lock(struct task_struct *, int,int);
-
-/* The following acquire and release the master kernel global lock,
- * the idea is that the usage of this mechanmism becomes less and less
- * as time goes on, to the point where they are no longer needed at all
- * and can thus disappear.
- */
-extern void __lock_kernel(struct task_struct *);
-extern void __unlock_kernel(struct task_struct *);
-
-extern __inline__ void lock_kernel(void)
-{
-	__lock_kernel(current);
-}
-
-/* Release kernel global lock. */
-extern __inline__ void unlock_kernel(void)
-{
-	__unlock_kernel(current);
-}
-
-
-#endif /* __SMP__ */
-#endif /* __PPC_SMPLOCK_H */