tree ae275e80641400bccfbf39c168dbfc5178b44159
parent 1cf03c00e7c17d3cf13a267dac83b3162a16ba8c
author Dan Williams <dan.j.williams@intel.com> 1456206631 -0800
committer Dan Williams <dan.j.williams@intel.com> 1457209446 -0800

nfit: disable userspace initiated ars during scrub

While the nfit driver is issuing address range scrub commands and
reaping the results do not permit an ars_start command issued from
userspace.  The scrub thread assumes that all ars completions are for
scrubs initiated by platform firmware at boot, or by the nfit driver.

Signed-off-by: Dan Williams <dan.j.williams@intel.com>