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authorChris Wilson <chris@chris-wilson.co.uk>2010-12-09 20:22:04 +0000
committerChris Wilson <chris@chris-wilson.co.uk>2010-12-09 20:22:04 +0000
commit8d5203ca62539c6ab36a5bc2402c2de1de460e30 (patch)
treedd0c5815cea7134904855bef8d81a9b31e45c06b /kernel/printk.c
parent8fd2685911cb6c140e6d0588ac04990ce65d4537 (diff)
parent63abf3edaf42d0b9f278df90fe41c7ed4796b6b1 (diff)
Merge branch 'drm-intel-fixes' into drm-intel-next
Diffstat (limited to 'kernel/printk.c')
-rw-r--r--kernel/printk.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/kernel/printk.c b/kernel/printk.c
index 9a2264fc42ca..a23315dc4498 100644
--- a/kernel/printk.c
+++ b/kernel/printk.c
@@ -1082,13 +1082,15 @@ void printk_tick(void)
int printk_needs_cpu(int cpu)
{
+ if (unlikely(cpu_is_offline(cpu)))
+ printk_tick();
return per_cpu(printk_pending, cpu);
}
void wake_up_klogd(void)
{
if (waitqueue_active(&log_wait))
- __raw_get_cpu_var(printk_pending) = 1;
+ this_cpu_write(printk_pending, 1);
}
/**