switch /dev/loop to vfs_iter_write()
authorAl Viro <viro@zeniv.linux.org.uk>
Fri, 3 Apr 2015 19:21:59 +0000 (15:21 -0400)
committerAl Viro <viro@zeniv.linux.org.uk>
Sun, 12 Apr 2015 02:29:39 +0000 (22:29 -0400)
all writable files that might be used as backing store for /dev/loop
already support ->write_iter()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
drivers/block/loop.c

Simple merge