arm/185046: commit references a PR
dfilter service
dfilter at FreeBSD.ORG
Fri Dec 27 22:10:01 UTC 2013
The following reply was made to PR arm/185046; it has been noted by GNATS.
From: dfilter at FreeBSD.ORG (dfilter service)
To: bug-followup at FreeBSD.org
Cc:
Subject: Re: arm/185046: commit references a PR
Date: Fri, 27 Dec 2013 22:05:58 +0000 (UTC)
Author: adrian
Date: Fri Dec 27 22:05:51 2013
New Revision: 259963
URL: http://svnweb.freebsd.org/changeset/base/259963
Log:
Revert r252694 from stable/10 to fix instabilities seen with jemalloc + dhclient/sshd.
This is a direct commit to stable/10 as the VM code has changed
since the stable/10 branch.
PR: kern/185046
Modified:
stable/10/sys/arm/arm/pmap-v6.c
Modified: stable/10/sys/arm/arm/pmap-v6.c
==============================================================================
--- stable/10/sys/arm/arm/pmap-v6.c Fri Dec 27 22:00:22 2013 (r259962)
+++ stable/10/sys/arm/arm/pmap-v6.c Fri Dec 27 22:05:51 2013 (r259963)
@@ -3087,13 +3087,8 @@ validate:
}
if (prot & VM_PROT_WRITE) {
- /*
- * Enable write permission if the access type
- * indicates write intention. Emulate modified
- * bit otherwise.
- */
- if ((access & VM_PROT_WRITE) != 0)
- npte &= ~(L2_APX);
+ /* Write enable */
+ npte &= ~(L2_APX);
if ((m->oflags & VPO_UNMANAGED) == 0) {
vm_page_aflag_set(m, PGA_WRITEABLE);
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