btrfs: introduce helpers for updating eb uuids
authorDavid Sterba <dsterba@suse.com>
Wed, 9 Nov 2016 16:43:38 +0000 (17:43 +0100)
committerDavid Sterba <dsterba@suse.com>
Wed, 30 Nov 2016 12:45:17 +0000 (13:45 +0100)
commitf157bf765b3773efb5e981dea286cd311fca3b59
treeac59008400086c6c7f5a8f205ad3e9da14659fe0
parent2230adffe4eae30ffce605daa81a116cb71b5960
btrfs: introduce helpers for updating eb uuids

The fsid and chunk tree uuid are always located in the first page,
we don't need the to use write_extent_buffer.

Signed-off-by: David Sterba <dsterba@suse.com>
fs/btrfs/extent_io.c
fs/btrfs/extent_io.h