tree 634622801caad4bb6cbeb83da52e1a5a4e6376f3
parent 06ea01b1eeb10450ee8448f8895dd641c8d37047
author David Sterba <dsterba@suse.com> 1542903404 +0100
committer David Sterba <dsterba@suse.com> 1545054700 +0100

btrfs: replace async_cow::root with fs_info

The async_cow::root is used to propagate fs_info to async_cow_submit.
We can't use inode to reach it because it could become NULL after
write without compression in async_cow_start.

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