From c79adfc085c0662385cfcb55f15590303212e8e9 Mon Sep 17 00:00:00 2001 From: David Sterba Date: Fri, 24 Aug 2018 16:24:26 +0200 Subject: btrfs: use assertion helpers for extent buffer write lock counters Use the helpers where open coded. On non-debug builds, the warnings will not trigger and extent_buffer::write_locks become unused and can be moved to the appropriate section, saving a few bytes. Reviewed-by: Nikolay Borisov Reviewed-by: Johannes Thumshirn Signed-off-by: David Sterba --- fs/btrfs/locking.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'fs/btrfs/locking.c') diff --git a/fs/btrfs/locking.c b/fs/btrfs/locking.c index 1c9bb0620e4b..3f7b5989e31e 100644 --- a/fs/btrfs/locking.c +++ b/fs/btrfs/locking.c @@ -243,7 +243,7 @@ int btrfs_try_tree_write_lock(struct extent_buffer *eb) write_unlock(&eb->lock); return 0; } - atomic_inc(&eb->write_locks); + btrfs_assert_tree_write_locks_get(eb); btrfs_assert_spinning_writers_get(eb); eb->lock_owner = current->pid; return 1; @@ -310,7 +310,7 @@ again: goto again; } btrfs_assert_spinning_writers_get(eb); - atomic_inc(&eb->write_locks); + btrfs_assert_tree_write_locks_get(eb); eb->lock_owner = current->pid; } @@ -325,7 +325,7 @@ void btrfs_tree_unlock(struct extent_buffer *eb) btrfs_assert_tree_locked(eb); eb->lock_owner = 0; - atomic_dec(&eb->write_locks); + btrfs_assert_tree_write_locks_put(eb); if (blockers) { btrfs_assert_no_spinning_writers(eb); -- cgit v1.2.3-73-gaa49b