diff options
Diffstat (limited to 'include/linux/interrupt.h')
| -rw-r--r-- | include/linux/interrupt.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h index 9d214fadc8c8..cba5d1601572 100644 --- a/include/linux/interrupt.h +++ b/include/linux/interrupt.h @@ -146,7 +146,7 @@ extern struct tasklet_head tasklet_hi_vec[NR_CPUS]; #ifdef CONFIG_SMP #define tasklet_trylock(t) (!test_and_set_bit(TASKLET_STATE_RUN, &(t)->state)) -#define tasklet_unlock_wait(t) while (test_bit(TASKLET_STATE_RUN, &(t)->state)) { /* NOTHING */ } +#define tasklet_unlock_wait(t) while (test_bit(TASKLET_STATE_RUN, &(t)->state)) { barrier(); } #define tasklet_unlock(t) clear_bit(TASKLET_STATE_RUN, &(t)->state) #else #define tasklet_trylock(t) 1 |