diff options
Diffstat (limited to 'kernel/sched')
| -rw-r--r-- | kernel/sched/wait.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/kernel/sched/wait.c b/kernel/sched/wait.c index 0ffa20ae657..a104879e88f 100644 --- a/kernel/sched/wait.c +++ b/kernel/sched/wait.c @@ -502,3 +502,21 @@ void wake_up_atomic_t(atomic_t *p) __wake_up_bit(atomic_t_waitqueue(p), p, WAIT_ATOMIC_T_BIT_NR); } EXPORT_SYMBOL(wake_up_atomic_t); + +__sched int bit_wait(void *word) +{ + if (signal_pending_state(current->state, current)) + return 1; + schedule(); + return 0; +} +EXPORT_SYMBOL(bit_wait); + +__sched int bit_wait_io(void *word) +{ + if (signal_pending_state(current->state, current)) + return 1; + io_schedule(); + return 0; +} +EXPORT_SYMBOL(bit_wait_io); |