tree 963b3c5e936dfab65624b44d062ddc615ff201a3
parent afd495a8264fb25cef49834b5c3559b8aaa612ee
author David Sterba <dsterba@suse.com> 1535120021 +0200
committer David Sterba <dsterba@suse.com> 1556557341 +0200

btrfs: add assertion helpers for extent buffer read lock counters

The read_locks are a simple counter to track locking balance and used to
assert tree locks.  Add helpers to make it conditionally work only in
DEBUG builds.  Will be used in followup patches.

Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: David Sterba <dsterba@suse.com>