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Commit f14aa871 authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge branches 'core-urgent-for-linus' and 'irq-urgent-for-linus' of... 

Merge branches 'core-urgent-for-linus' and 'irq-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

* 'core-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  slab, lockdep: Fix silly bug

* 'irq-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  genirq: Fix race condition when stopping the irq thread
parents 7125face 52cef189 550acb19

kernel/irq/manage.c

+4 −1
Original line number Diff line number Diff line
@@ -623,16 +623,19 @@ static irqreturn_t irq_nested_primary_handler(int irq, void *dev_id) 


static int irq_wait_for_interrupt(struct irqaction *action)

{

	while (!kthread_should_stop()) {

	set_current_state(TASK_INTERRUPTIBLE);



	while (!kthread_should_stop()) {



		if (test_and_clear_bit(IRQTF_RUNTHREAD,

				       &action->thread_flags)) {

			__set_current_state(TASK_RUNNING);

			return 0;

		}

		schedule();

		set_current_state(TASK_INTERRUPTIBLE);

	}

	__set_current_state(TASK_RUNNING);

	return -1;

}

mm/slab.c

+4 −1
Original line number Diff line number Diff line
@@ -595,6 +595,7 @@ static enum { 
	PARTIAL_AC,

	PARTIAL_L3,

	EARLY,

	LATE,

	FULL

} g_cpucache_up;
@@ -671,7 +672,7 @@ static void init_node_lock_keys(int q) 
{

	struct cache_sizes *s = malloc_sizes;



	if (g_cpucache_up != FULL)

	if (g_cpucache_up < LATE)

		return;



	for (s = malloc_sizes; s->cs_size != ULONG_MAX; s++) {
@@ -1666,6 +1667,8 @@ void __init kmem_cache_init_late(void) 
{

	struct kmem_cache *cachep;



	g_cpucache_up = LATE;



	/* Annotate slab for lockdep -- annotate the malloc caches */

	init_lock_keys();