btrfs: account that we're waiting for DIO read
authorDavid Sterba <dsterba@suse.com>
Wed, 19 Jul 2017 17:26:45 +0000 (19:26 +0200)
committerDavid Sterba <dsterba@suse.com>
Wed, 16 Aug 2017 14:12:04 +0000 (16:12 +0200)
commit9c17f6cda1f5debb186a2af1dad4178f63cfbace
treef7d1d1697688ad2da831ca0eee6ae9127556cc2b
parent4958aa6821c7c4e9682806bc4fea92250d020829
btrfs: account that we're waiting for DIO read

Correctly account for IO when waiting for a submitted DIO read, the case
when we're retrying.  This only for the accounting purposes and should
not change other behaviour.

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