From 89d5f0cc20d816eaa5dbd7e9f793d80e8f3cde1e Mon Sep 17 00:00:00 2001 From: alc Date: Sat, 13 Jul 2019 15:53:28 +0000 Subject: [PATCH] Remove a stale comment. Reported by: markj MFC after: 1 week --- sys/i386/i386/pmap.c | 7 ------- 1 file changed, 7 deletions(-) diff --git a/sys/i386/i386/pmap.c b/sys/i386/i386/pmap.c index 5c725fcea503..9d55561f9c1e 100644 --- a/sys/i386/i386/pmap.c +++ b/sys/i386/i386/pmap.c @@ -5096,13 +5096,6 @@ __CONCAT(PMTYPE, ts_referenced)(vm_page_t m) * reference bit will result in clearing that bit. * This function is designed to avoid the selection of * the same 4KB page for every 2- or 4MB page mapping. - * - * On demotion, a mapping that hasn't been referenced - * is simply destroyed. To avoid the possibility of a - * subsequent page fault on a demoted wired mapping, - * always leave its reference bit set. Moreover, - * since the superpage is wired, the current state of - * its reference bit won't affect page replacement. */ if ((((pa >> PAGE_SHIFT) ^ (pv->pv_va >> PDRSHIFT) ^ (uintptr_t)pmap) & (NPTEPG - 1)) == 0 &&