Date: Sun, 25 Apr 2010 23:51:05 +0000 (UTC) From: Kip Macy <kmacy@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r207213 - head/sys/amd64/amd64 Message-ID: <201004252351.o3PNp5kX007893@svn.freebsd.org>
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Author: kmacy Date: Sun Apr 25 23:51:05 2010 New Revision: 207213 URL: http://svn.freebsd.org/changeset/base/207213 Log: missed pv access before pmap lock Modified: head/sys/amd64/amd64/pmap.c Modified: head/sys/amd64/amd64/pmap.c ============================================================================== --- head/sys/amd64/amd64/pmap.c Sun Apr 25 23:49:32 2010 (r207212) +++ head/sys/amd64/amd64/pmap.c Sun Apr 25 23:51:05 2010 (r207213) @@ -2793,9 +2793,9 @@ pmap_remove_all(vm_page_t m) mtx_assert(&vm_page_queue_mtx, MA_OWNED); pvh = pa_to_pvh(VM_PAGE_TO_PHYS(m)); while ((pv = TAILQ_FIRST(&pvh->pv_list)) != NULL) { - va = pv->pv_va; pmap = PV_PMAP(pv); PMAP_LOCK(pmap); + va = pv->pv_va; pde = pmap_pde(pmap, va); (void)pmap_demote_pde(pmap, pde, va); PMAP_UNLOCK(pmap);
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