btrfs: use assertion helpers for extent buffer read lock counters

[sfrench/cifs-2.6.git] / fs / btrfs / extent_io.c

diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index fc0451c3e24e485cb3be0779eb0448cbf8a68c8c..c189b018ed693e25f6e9d54d65d4d58a9ba6d367 100644 (file)
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -4678,10 +4678,8 @@ __alloc_extent_buffer(struct btrfs_fs_info *fs_info, u64 start,
        eb->bflags = 0;
        rwlock_init(&eb->lock);
        atomic_set(&eb->write_locks, 0);
-       atomic_set(&eb->read_locks, 0);
        atomic_set(&eb->blocking_readers, 0);
        atomic_set(&eb->blocking_writers, 0);
-       atomic_set(&eb->spinning_readers, 0);
        eb->lock_nested = 0;
        init_waitqueue_head(&eb->write_lock_wq);
        init_waitqueue_head(&eb->read_lock_wq);
@@ -4701,6 +4699,8 @@ __alloc_extent_buffer(struct btrfs_fs_info *fs_info, u64 start,
 
 #ifdef CONFIG_BTRFS_DEBUG
        atomic_set(&eb->spinning_writers, 0);
+       atomic_set(&eb->spinning_readers, 0);
+       atomic_set(&eb->read_locks, 0);
 #endif
 
        return eb;