Date: Sat, 23 May 2009 22:05:14 +0000 (UTC) From: Alan Cox <alc@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r192671 - head/sys/mips/mips Message-ID: <200905232205.n4NM5EKl069232@svn.freebsd.org>
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Author: alc Date: Sat May 23 22:05:14 2009 New Revision: 192671 URL: http://svn.freebsd.org/changeset/base/192671 Log: pmap_enter() *must* set PG_WRITEABLE on the given page if it creates a mapping that permits write access. Otherwise, pmap_remove_write() will not remove write access from any of the page's mappings. Modified: head/sys/mips/mips/pmap.c Modified: head/sys/mips/mips/pmap.c ============================================================================== --- head/sys/mips/mips/pmap.c Sat May 23 21:49:36 2009 (r192670) +++ head/sys/mips/mips/pmap.c Sat May 23 22:05:14 2009 (r192671) @@ -3121,6 +3121,7 @@ init_pte_prot(vm_offset_t va, vm_page_t rw = PTE_RWPAGE; else rw = PTE_CWPAGE; + vm_page_flag_set(m, PG_WRITEABLE); } return rw; }
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