Lines Matching refs:blocking_writers
45 if (atomic_read(&eb->blocking_writers) == 0) { in btrfs_set_lock_blocking_rw()
49 atomic_inc(&eb->blocking_writers); in btrfs_set_lock_blocking_rw()
78 BUG_ON(atomic_read(&eb->blocking_writers) != 1); in btrfs_clear_lock_blocking_rw()
85 if (atomic_dec_and_test(&eb->blocking_writers) && in btrfs_clear_lock_blocking_rw()
109 BUG_ON(!atomic_read(&eb->blocking_writers) && in btrfs_tree_read_lock()
113 if (atomic_read(&eb->blocking_writers) && in btrfs_tree_read_lock()
126 if (atomic_read(&eb->blocking_writers)) { in btrfs_tree_read_lock()
129 atomic_read(&eb->blocking_writers) == 0); in btrfs_tree_read_lock()
143 if (atomic_read(&eb->blocking_writers)) in btrfs_tree_read_lock_atomic()
147 if (atomic_read(&eb->blocking_writers)) { in btrfs_tree_read_lock_atomic()
162 if (atomic_read(&eb->blocking_writers)) in btrfs_try_tree_read_lock()
168 if (atomic_read(&eb->blocking_writers)) { in btrfs_try_tree_read_lock()
183 if (atomic_read(&eb->blocking_writers) || in btrfs_try_tree_write_lock()
188 if (atomic_read(&eb->blocking_writers) || in btrfs_try_tree_write_lock()
256 wait_event(eb->write_lock_wq, atomic_read(&eb->blocking_writers) == 0); in btrfs_tree_lock()
264 if (atomic_read(&eb->blocking_writers)) { in btrfs_tree_lock()
267 atomic_read(&eb->blocking_writers) == 0); in btrfs_tree_lock()
281 int blockers = atomic_read(&eb->blocking_writers); in btrfs_tree_unlock()
291 atomic_dec(&eb->blocking_writers); in btrfs_tree_unlock()