pmem: Switch to copy_to_iter_mcsafe()

Use the machine check safe version of copy_to_iter() for the
->copy_to_iter() operation published by the pmem driver.

Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Dan Williams 2018-05-02 13:41:02 -07:00
commit 6dfdb2b6d8