tree d7275d7533753a7077b651a011f09d9ea8b62e9d
parent 44f4c054cae646a9296da05cdfe7d6e786f73d46
author Matthew Wilcox <willy@linux.intel.com> 1435934439 -0400
committer Al Viro <viro@zeniv.linux.org.uk> 1436039816 -0400

dax: Use copy_from_iter_nocache

When userspace does a write, there's no need for the written data to
pollute the CPU cache.  This matches the original XIP code.

Signed-off-by: Matthew Wilcox <willy@linux.intel.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>