]> git.openfabrics.org - ~shefty/rdma-dev.git/commitdiff
Merge branches 'core-urgent-for-linus' and 'irq-urgent-for-linus' of git://git.kernel...
authorLinus Torvalds <torvalds@linux-foundation.org>
Tue, 6 Dec 2011 00:51:21 +0000 (16:51 -0800)
committerLinus Torvalds <torvalds@linux-foundation.org>
Tue, 6 Dec 2011 00:51:21 +0000 (16:51 -0800)
* '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

kernel/irq/manage.c
mm/slab.c

index 0e2b179bc7b371ea8aa60f52899ae60ff1cb5ec2..1da999f5e746caedacb8b40d0015e7c3f273ad04 100644 (file)
@@ -623,8 +623,9 @@ static irqreturn_t irq_nested_primary_handler(int irq, void *dev_id)
 
 static int irq_wait_for_interrupt(struct irqaction *action)
 {
+       set_current_state(TASK_INTERRUPTIBLE);
+
        while (!kthread_should_stop()) {
-               set_current_state(TASK_INTERRUPTIBLE);
 
                if (test_and_clear_bit(IRQTF_RUNTHREAD,
                                       &action->thread_flags)) {
@@ -632,7 +633,9 @@ static int irq_wait_for_interrupt(struct irqaction *action)
                        return 0;
                }
                schedule();
+               set_current_state(TASK_INTERRUPTIBLE);
        }
+       __set_current_state(TASK_RUNNING);
        return -1;
 }
 
index 708efe886154da626cfe01f4a2b6eaf055ada914..83311c9aaf9de0ad8494f04703c248f155cfc2c1 100644 (file)
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -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();