btrfs: backref: move btrfs_backref_(node|edge|cache) structures to backref.h
authorQu Wenruo <wqu@suse.com>
Mon, 23 Mar 2020 07:03:56 +0000 (15:03 +0800)
committerDavid Sterba <dsterba@suse.com>
Mon, 25 May 2020 09:25:19 +0000 (11:25 +0200)
commit7053544146ac7eb71de6cee1ffda678714f905d8
tree833dbe4100b2df3fc1f7a1bd6d933118f6dc6a0a
parenta26195a5230d61e4c214b17cc611e3ac7cc64c33
btrfs: backref: move btrfs_backref_(node|edge|cache) structures to backref.h

These 3 structures are the main part of btrfs backref cache, move them
to backref.h to build the basis for later reuse.

Signed-off-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
fs/btrfs/backref.h
fs/btrfs/relocation.c