aboutsummaryrefslogtreecommitdiffstats
path: root/kernel/irq/numa_migrate.c
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2009-01-06 09:53:05 +0100
committerIngo Molnar <mingo@elte.hu>2009-01-06 09:53:05 +0100
commit3d7a96f5a485b7d06c2379f343d7312af89ec9e2 (patch)
tree5f097f68eb0f9fd3fa4a10f38672e300e9127b10 /kernel/irq/numa_migrate.c
parentkmemtrace: Remove the relay version of kmemtrace (diff)
parentMerge git://git.kernel.org/pub/scm/linux/kernel/git/agk/linux-2.6-dm (diff)
downloadlinux-dev-3d7a96f5a485b7d06c2379f343d7312af89ec9e2.tar.xz
linux-dev-3d7a96f5a485b7d06c2379f343d7312af89ec9e2.zip
Merge branch 'linus' into tracing/kmemtrace2
Diffstat (limited to 'kernel/irq/numa_migrate.c')
-rw-r--r--kernel/irq/numa_migrate.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/kernel/irq/numa_migrate.c b/kernel/irq/numa_migrate.c
index 089c3746358a..ecf765c6a77a 100644
--- a/kernel/irq/numa_migrate.c
+++ b/kernel/irq/numa_migrate.c
@@ -42,6 +42,7 @@ static void init_copy_one_irq_desc(int irq, struct irq_desc *old_desc,
struct irq_desc *desc, int cpu)
{
memcpy(desc, old_desc, sizeof(struct irq_desc));
+ spin_lock_init(&desc->lock);
desc->cpu = cpu;
lockdep_set_class(&desc->lock, &irq_desc_lock_class);
init_copy_kstat_irqs(old_desc, desc, cpu, nr_cpu_ids);
@@ -74,10 +75,8 @@ static struct irq_desc *__real_move_irq_desc(struct irq_desc *old_desc,
node = cpu_to_node(cpu);
desc = kzalloc_node(sizeof(*desc), GFP_ATOMIC, node);
- printk(KERN_DEBUG " move irq_desc for %d to cpu %d node %d\n",
- irq, cpu, node);
if (!desc) {
- printk(KERN_ERR "can not get new irq_desc for moving\n");
+ printk(KERN_ERR "irq %d: can not get new irq_desc for migration.\n", irq);
/* still use old one */
desc = old_desc;
goto out_unlock;
@@ -106,8 +105,6 @@ struct irq_desc *move_irq_desc(struct irq_desc *desc, int cpu)
return desc;
old_cpu = desc->cpu;
- printk(KERN_DEBUG
- "try to move irq_desc from cpu %d to %d\n", old_cpu, cpu);
if (old_cpu != cpu) {
node = cpu_to_node(cpu);
old_node = cpu_to_node(old_cpu);