[src/trunk]: src/sys/uvm Allow VM_NFREELIST in uao_set_pgfl, meaning any free...

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

details:   https://anonhg.NetBSD.org/src/rev/10b1ee046264
branches:  trunk
changeset: 796235:10b1ee046264
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Sun May 25 18:55:11 2014 +0000

description:
Allow VM_NFREELIST in uao_set_pgfl, meaning any freelist is OK.

diffstat:

 sys/uvm/uvm_aobj.c |  8 +++++---
 1 files changed, 5 insertions(+), 3 deletions(-)

diffs (36 lines):

diff -r 3ee1483c1214 -r 10b1ee046264 sys/uvm/uvm_aobj.c
--- a/sys/uvm/uvm_aobj.c        Sun May 25 17:43:47 2014 +0000
+++ b/sys/uvm/uvm_aobj.c        Sun May 25 18:55:11 2014 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: uvm_aobj.c,v 1.121 2014/05/22 14:01:46 riastradh Exp $ */
+/*     $NetBSD: uvm_aobj.c,v 1.122 2014/05/25 18:55:11 riastradh Exp $ */
 
 /*
  * Copyright (c) 1998 Chuck Silvers, Charles D. Cranor and
@@ -38,7 +38,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: uvm_aobj.c,v 1.121 2014/05/22 14:01:46 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: uvm_aobj.c,v 1.122 2014/05/25 18:55:11 riastradh Exp $");
 
 #include "opt_uvmhist.h"
 
@@ -502,6 +502,7 @@
  * uao_set_pgfl: allocate pages only from the specified freelist.
  *
  * => must be called before any pages are allocated for the object.
+ * => reset by setting it to VM_NFREELIST, meaning any freelist.
  */
 
 void
@@ -510,7 +511,8 @@
        struct uvm_aobj *aobj = (struct uvm_aobj *)uobj;
 
        KASSERTMSG((0 <= freelist), "invalid freelist %d", freelist);
-       KASSERTMSG((freelist < VM_NFREELIST), "invalid freelist %d", freelist);
+       KASSERTMSG((freelist <= VM_NFREELIST), "invalid freelist %d",
+           freelist);
 
        aobj->u_freelist = freelist;
 }