1 files changed, 0 insertions, 172 deletions

diff --git a/arch/alpha/kernel/smp.c b/arch/alpha/kernel/smp.c
index e211aa7404e6..da0be3465791 100644
--- a/arch/alpha/kernel/smp.c
+++ b/arch/alpha/kernel/smp.c
@@ -989,175 +989,3 @@ flush_icache_user_range(struct vm_area_struct *vma, struct page *page,
 
 	preempt_enable();
 }
-
-#ifdef CONFIG_DEBUG_SPINLOCK
-void
-_raw_spin_unlock(spinlock_t * lock)
-{
-	mb();
-	lock->lock = 0;
-
-	lock->on_cpu = -1;
-	lock->previous = NULL;
-	lock->task = NULL;
-	lock->base_file = "none";
-	lock->line_no = 0;
-}
-
-void
-debug_spin_lock(spinlock_t * lock, const char *base_file, int line_no)
-{
-	long tmp;
-	long stuck;
-	void *inline_pc = __builtin_return_address(0);
-	unsigned long started = jiffies;
-	int printed = 0;
-	int cpu = smp_processor_id();
-
-	stuck = 1L << 30;
- try_again:
-
-	/* Use sub-sections to put the actual loop at the end
-	   of this object file's text section so as to perfect
-	   branch prediction.  */
-	__asm__ __volatile__(
-	"1:	ldl_l	%0,%1\n"
-	"	subq	%2,1,%2\n"
-	"	blbs	%0,2f\n"
-	"	or	%0,1,%0\n"
-	"	stl_c	%0,%1\n"
-	"	beq	%0,3f\n"
-	"4:	mb\n"
-	".subsection 2\n"
-	"2:	ldl	%0,%1\n"
-	"	subq	%2,1,%2\n"
-	"3:	blt	%2,4b\n"
-	"	blbs	%0,2b\n"
-	"	br	1b\n"
-	".previous"
-	: "=r" (tmp), "=m" (lock->lock), "=r" (stuck)
-	: "m" (lock->lock), "2" (stuck) : "memory");
-
-	if (stuck < 0) {
-		printk(KERN_WARNING
-		       "%s:%d spinlock stuck in %s at %p(%d)"
-		       " owner %s at %p(%d) %s:%d\n",
-		       base_file, line_no,
-		       current->comm, inline_pc, cpu,
-		       lock->task->comm, lock->previous,
-		       lock->on_cpu, lock->base_file, lock->line_no);
-		stuck = 1L << 36;
-		printed = 1;
-		goto try_again;
-	}
-
-	/* Exiting.  Got the lock.  */
-	lock->on_cpu = cpu;
-	lock->previous = inline_pc;
-	lock->task = current;
-	lock->base_file = base_file;
-	lock->line_no = line_no;
-
-	if (printed) {
-		printk(KERN_WARNING
-		       "%s:%d spinlock grabbed in %s at %p(%d) %ld ticks\n",
-		       base_file, line_no, current->comm, inline_pc,
-		       cpu, jiffies - started);
-	}
-}
-
-int
-debug_spin_trylock(spinlock_t * lock, const char *base_file, int line_no)
-{
-	int ret;
-	if ((ret = !test_and_set_bit(0, lock))) {
-		lock->on_cpu = smp_processor_id();
-		lock->previous = __builtin_return_address(0);
-		lock->task = current;
-	} else {
-		lock->base_file = base_file;
-		lock->line_no = line_no;
-	}
-	return ret;
-}
-#endif /* CONFIG_DEBUG_SPINLOCK */
-
-#ifdef CONFIG_DEBUG_RWLOCK
-void _raw_write_lock(rwlock_t * lock)
-{
-	long regx, regy;
-	int stuck_lock, stuck_reader;
-	void *inline_pc = __builtin_return_address(0);
-
- try_again:
-
-	stuck_lock = 1<<30;
-	stuck_reader = 1<<30;
-
-	__asm__ __volatile__(
-	"1:	ldl_l	%1,%0\n"
-	"	blbs	%1,6f\n"
-	"	blt	%1,8f\n"
-	"	mov	1,%1\n"
-	"	stl_c	%1,%0\n"
-	"	beq	%1,6f\n"
-	"4:	mb\n"
-	".subsection 2\n"
-	"6:	blt	%3,4b	# debug\n"
-	"	subl	%3,1,%3	# debug\n"
-	"	ldl	%1,%0\n"
-	"	blbs	%1,6b\n"
-	"8:	blt	%4,4b	# debug\n"
-	"	subl	%4,1,%4	# debug\n"
-	"	ldl	%1,%0\n"
-	"	blt	%1,8b\n"
-	"	br	1b\n"
-	".previous"
-	: "=m" (*(volatile int *)lock), "=&r" (regx), "=&r" (regy),
-	  "=&r" (stuck_lock), "=&r" (stuck_reader)
-	: "m" (*(volatile int *)lock), "3" (stuck_lock), "4" (stuck_reader) : "memory");
-
-	if (stuck_lock < 0) {
-		printk(KERN_WARNING "write_lock stuck at %p\n", inline_pc);
-		goto try_again;
-	}
-	if (stuck_reader < 0) {
-		printk(KERN_WARNING "write_lock stuck on readers at %p\n",
-		       inline_pc);
-		goto try_again;
-	}
-}
-
-void _raw_read_lock(rwlock_t * lock)
-{
-	long regx;
-	int stuck_lock;
-	void *inline_pc = __builtin_return_address(0);
-
- try_again:
-
-	stuck_lock = 1<<30;
-
-	__asm__ __volatile__(
-	"1:	ldl_l	%1,%0;"
-	"	blbs	%1,6f;"
-	"	subl	%1,2,%1;"
-	"	stl_c	%1,%0;"
-	"	beq	%1,6f;"
-	"4:	mb\n"
-	".subsection 2\n"
-	"6:	ldl	%1,%0;"
-	"	blt	%2,4b	# debug\n"
-	"	subl	%2,1,%2	# debug\n"
-	"	blbs	%1,6b;"
-	"	br	1b\n"
-	".previous"
-	: "=m" (*(volatile int *)lock), "=&r" (regx), "=&r" (stuck_lock)
-	: "m" (*(volatile int *)lock), "2" (stuck_lock) : "memory");
-
-	if (stuck_lock < 0) {
-		printk(KERN_WARNING "read_lock stuck at %p\n", inline_pc);
-		goto try_again;
-	}
-}
-#endif /* CONFIG_DEBUG_RWLOCK */