53aadae680
dependent pmap_ts_referenced() so that it updates the page's dirty field if a modified bit is found while counting reference bits. This opportunistic update can be performed at low cost and can eliminate the need for some future calls to pmap_is_modified() by the machine- independent layer. Reviewed by: kib, markj MFC after: 3 weeks Sponsored by: EMC / Isilon Storage Division Differential Revision: https://reviews.freebsd.org/D7722