From 0ae5e4d370599592eab845527b31708a4f3411be Mon Sep 17 00:00:00 2001
From: Al Viro <viro@zeniv.linux.org.uk>
Date: Mon, 3 Mar 2014 22:09:39 -0500
Subject: [PATCH] __btrfs_direct_write(): switch to iov_iter

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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Reading git-format-patch failed