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-rw-r--r--kernel/irq/manage.c5
-rw-r--r--kernel/lockdep.c22
-rw-r--r--kernel/panic.c2
3 files changed, 17 insertions, 12 deletions
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index 7e2e7dd4cd2f..2734eca59243 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -109,10 +109,9 @@ int irq_set_affinity(unsigned int irq, const struct cpumask *cpumask)
109 spin_lock_irqsave(&desc->lock, flags); 109 spin_lock_irqsave(&desc->lock, flags);
110 110
111#ifdef CONFIG_GENERIC_PENDING_IRQ 111#ifdef CONFIG_GENERIC_PENDING_IRQ
112 if (desc->status & IRQ_MOVE_PCNTXT || desc->status & IRQ_DISABLED) { 112 if (desc->status & IRQ_MOVE_PCNTXT)
113 cpumask_copy(desc->affinity, cpumask);
114 desc->chip->set_affinity(irq, cpumask); 113 desc->chip->set_affinity(irq, cpumask);
115 } else { 114 else {
116 desc->status |= IRQ_MOVE_PENDING; 115 desc->status |= IRQ_MOVE_PENDING;
117 cpumask_copy(desc->pending_mask, cpumask); 116 cpumask_copy(desc->pending_mask, cpumask);
118 } 117 }
diff --git a/kernel/lockdep.c b/kernel/lockdep.c
index b0f011866969..accb40cdb12a 100644
--- a/kernel/lockdep.c
+++ b/kernel/lockdep.c
@@ -2490,13 +2490,20 @@ static int mark_lock(struct task_struct *curr, struct held_lock *this,
2490void lockdep_init_map(struct lockdep_map *lock, const char *name, 2490void lockdep_init_map(struct lockdep_map *lock, const char *name,
2491 struct lock_class_key *key, int subclass) 2491 struct lock_class_key *key, int subclass)
2492{ 2492{
2493 if (unlikely(!debug_locks)) 2493 lock->class_cache = NULL;
2494#ifdef CONFIG_LOCK_STAT
2495 lock->cpu = raw_smp_processor_id();
2496#endif
2497
2498 if (DEBUG_LOCKS_WARN_ON(!name)) {
2499 lock->name = "NULL";
2494 return; 2500 return;
2501 }
2502
2503 lock->name = name;
2495 2504
2496 if (DEBUG_LOCKS_WARN_ON(!key)) 2505 if (DEBUG_LOCKS_WARN_ON(!key))
2497 return; 2506 return;
2498 if (DEBUG_LOCKS_WARN_ON(!name))
2499 return;
2500 /* 2507 /*
2501 * Sanity check, the lock-class key must be persistent: 2508 * Sanity check, the lock-class key must be persistent:
2502 */ 2509 */
@@ -2505,12 +2512,11 @@ void lockdep_init_map(struct lockdep_map *lock, const char *name,
2505 DEBUG_LOCKS_WARN_ON(1); 2512 DEBUG_LOCKS_WARN_ON(1);
2506 return; 2513 return;
2507 } 2514 }
2508 lock->name = name;
2509 lock->key = key; 2515 lock->key = key;
2510 lock->class_cache = NULL; 2516
2511#ifdef CONFIG_LOCK_STAT 2517 if (unlikely(!debug_locks))
2512 lock->cpu = raw_smp_processor_id(); 2518 return;
2513#endif 2519
2514 if (subclass) 2520 if (subclass)
2515 register_lock_class(lock, subclass, 1); 2521 register_lock_class(lock, subclass, 1);
2516} 2522}
diff --git a/kernel/panic.c b/kernel/panic.c
index 934fb377f4b3..3dcaa1661357 100644
--- a/kernel/panic.c
+++ b/kernel/panic.c
@@ -221,7 +221,7 @@ void add_taint(unsigned flag)
221 * post-warning case. 221 * post-warning case.
222 */ 222 */
223 if (flag != TAINT_CRAP && flag != TAINT_WARN && __debug_locks_off()) 223 if (flag != TAINT_CRAP && flag != TAINT_WARN && __debug_locks_off())
224 printk(KERN_WARNING "Disabling lockdep due to kernel taint\n"); 224 printk(KERN_WARNING "Disabling lock debugging due to kernel taint\n");
225 225
226 set_bit(flag, &tainted_mask); 226 set_bit(flag, &tainted_mask);
227} 227}