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(parent: afd495a) | patch
btrfs: add assertion helpers for extent buffer read lock counters
authorDavid Sterba <dsterba@suse.com>
Fri, 24 Aug 2018 14:13:41 +0000 (16:13 +0200)
committerDavid Sterba <dsterba@suse.com>
Mon, 29 Apr 2019 17:02:21 +0000 (19:02 +0200)
commit58a2ddaedbf74b8a209426128c130cc9f0dbd11b
tree963b3c5e936dfab65624b44d062ddc615ff201a3tree | snapshot
parentafd495a8264fb25cef49834b5c3559b8aaa612eecommit | diff
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>
fs/btrfs/locking.c diff | blob | history
John Crispins staging tree