Searched refs:rw_sem (Results 1 – 2 of 2) sorted by relevance
| /openbmc/linux/fs/ |
| H A D | super.c | 287 percpu_free_rwsem(&s->s_writers.rw_sem[i]); in destroy_super_work()
358 if (__percpu_init_rwsem(&s->s_writers.rw_sem[i], in alloc_super()
1860 percpu_down_write(sb->s_writers.rw_sem + level-1); in sb_wait_write()
1872 percpu_rwsem_release(sb->s_writers.rw_sem + level, 0, _THIS_IP_); in lockdep_sb_freeze_release()
1883 percpu_rwsem_acquire(sb->s_writers.rw_sem + level, 0, _THIS_IP_); in lockdep_sb_freeze_acquire()
1889 percpu_up_write(sb->s_writers.rw_sem + level); in sb_freeze_unlock()
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| /openbmc/linux/include/linux/ |
| H A D | fs.h | 1187 struct percpu_rw_semaphore rw_sem[SB_FREEZE_LEVELS]; member
1628 percpu_up_read(sb->s_writers.rw_sem + level-1); in __sb_end_write()
1633 percpu_down_read(sb->s_writers.rw_sem + level - 1); in __sb_start_write()
1638 return percpu_down_read_trylock(sb->s_writers.rw_sem + level - 1); in __sb_start_write_trylock()
1642 percpu_rwsem_acquire(&(sb)->s_writers.rw_sem[(lev)-1], 1, _THIS_IP_)
1644 percpu_rwsem_release(&(sb)->s_writers.rw_sem[(lev)-1], 1, _THIS_IP_)
1648 return lockdep_is_held_type(sb->s_writers.rw_sem + SB_FREEZE_WRITE - 1, 1); in sb_write_started()
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