tree 17cd144e9215ac7db9084f385c9c0d50e82b0bf6
parent 1c9114f9c0f10f58dd7e568a7152025af47b27e5
author Dmitry Monakhov <dmonakhov@openvz.org> 1348894575 -0400
committer Theodore Ts'o <tytso@mit.edu> 1348894575 -0400

ext4: endless truncate due to nonlocked dio readers

If we have enough aggressive DIO readers, truncate and other dio
waiters will wait forever inside inode_dio_wait(). It is reasonable
to disable nonlock DIO read optimization during truncate.

Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>