[src/trunk]: src/sys/uvm Don't zap the non-pdpolicy bits in pg->pqflags.

[ad <ad%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/84eecd4bbc7c
branches:  trunk
changeset: 745662:84eecd4bbc7c
user:      ad <ad%NetBSD.org@localhost>
date:      Sun Mar 08 15:01:50 2020 +0000

description:
Don't zap the non-pdpolicy bits in pg->pqflags.

diffstat:

 sys/uvm/uvm_pdpolicy_clock.c |  14 ++++++++------
 1 files changed, 8 insertions(+), 6 deletions(-)

diffs (52 lines):

diff -r d261cc7c092d -r 84eecd4bbc7c sys/uvm/uvm_pdpolicy_clock.c
--- a/sys/uvm/uvm_pdpolicy_clock.c      Sun Mar 08 15:00:31 2020 +0000
+++ b/sys/uvm/uvm_pdpolicy_clock.c      Sun Mar 08 15:01:50 2020 +0000
@@ -1,8 +1,8 @@
-/*     $NetBSD: uvm_pdpolicy_clock.c,v 1.33 2020/02/23 15:46:43 ad Exp $       */
+/*     $NetBSD: uvm_pdpolicy_clock.c,v 1.34 2020/03/08 15:01:50 ad Exp $       */
 /*     NetBSD: uvm_pdaemon.c,v 1.72 2006/01/05 10:47:33 yamt Exp $     */
 
 /*-
- * Copyright (c) 2019 The NetBSD Foundation, Inc.
+ * Copyright (c) 2019, 2020 The NetBSD Foundation, Inc.
  * All rights reserved.
  *
  * This code is derived from software contributed to The NetBSD Foundation
@@ -98,7 +98,7 @@
 #else /* defined(PDSIM) */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: uvm_pdpolicy_clock.c,v 1.33 2020/02/23 15:46:43 ad Exp $");
+__KERNEL_RCSID(0, "$NetBSD: uvm_pdpolicy_clock.c,v 1.34 2020/03/08 15:01:50 ad Exp $");
 
 #include <sys/param.h>
 #include <sys/proc.h>
@@ -455,7 +455,8 @@
                TAILQ_INSERT_TAIL(&pdpol_state.s_inactiveq, pg, pdqueue);
                pdpol_state.s_inactive++;
        }
-       pg->pqflags = (pg->pqflags & PQ_INTENT_QUEUED) | PQ_INACTIVE;
+       pg->pqflags &= ~(PQ_ACTIVE | PQ_INTENT_SET);
+       pg->pqflags |= PQ_INACTIVE;
 }
 
 void
@@ -486,7 +487,8 @@
        uvmpdpol_pagedequeue_locked(pg);
        TAILQ_INSERT_TAIL(&pdpol_state.s_activeq, pg, pdqueue);
        pdpol_state.s_active++;
-       pg->pqflags = (pg->pqflags & PQ_INTENT_QUEUED) | PQ_ACTIVE;
+       pg->pqflags &= ~(PQ_INACTIVE | PQ_INTENT_SET);
+       pg->pqflags |= PQ_ACTIVE;
 }
 
 void
@@ -517,7 +519,7 @@
                KASSERT(pdpol_state.s_inactive > 0);
                pdpol_state.s_inactive--;
        }
-       pg->pqflags &= PQ_INTENT_QUEUED;
+       pg->pqflags &= ~(PQ_ACTIVE | PQ_INACTIVE | PQ_INTENT_SET);
 }
 
 void