diff options
Diffstat (limited to 'kernel/printk.c')
| -rw-r--r-- | kernel/printk.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/kernel/printk.c b/kernel/printk.c index 57e9cd7a958..6f27c6a4bdc 100644 --- a/kernel/printk.c +++ b/kernel/printk.c | |||
| @@ -577,9 +577,6 @@ static int have_callable_console(void) | |||
| 577 | * @fmt: format string | 577 | * @fmt: format string |
| 578 | * | 578 | * |
| 579 | * This is printk(). It can be called from any context. We want it to work. | 579 | * This is printk(). It can be called from any context. We want it to work. |
| 580 | * Be aware of the fact that if oops_in_progress is not set, we might try to | ||
| 581 | * wake klogd up which could deadlock on runqueue lock if printk() is called | ||
| 582 | * from scheduler code. | ||
| 583 | * | 580 | * |
| 584 | * We try to grab the console_sem. If we succeed, it's easy - we log the output and | 581 | * We try to grab the console_sem. If we succeed, it's easy - we log the output and |
| 585 | * call the console drivers. If we fail to get the semaphore we place the output | 582 | * call the console drivers. If we fail to get the semaphore we place the output |