Date: Fri, 27 Dec 2013 22:05:51 +0000 (UTC) From: Adrian Chadd <adrian@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-10@freebsd.org Subject: svn commit: r259963 - stable/10/sys/arm/arm Message-ID: <201312272205.rBRM5pIf043882@svn.freebsd.org>
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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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