From owner-cvs-src-old@FreeBSD.ORG Wed Jun 29 16:41:16 2011 Return-Path: Delivered-To: cvs-src-old@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 80EBA106566B for ; Wed, 29 Jun 2011 16:41:16 +0000 (UTC) (envelope-from alc@FreeBSD.org) Received: from repoman.freebsd.org (repoman.freebsd.org [IPv6:2001:4f8:fff6::29]) by mx1.freebsd.org (Postfix) with ESMTP id 52C708FC15 for ; Wed, 29 Jun 2011 16:41:16 +0000 (UTC) Received: from repoman.freebsd.org (localhost [127.0.0.1]) by repoman.freebsd.org (8.14.4/8.14.4) with ESMTP id p5TGfGNc071241 for ; Wed, 29 Jun 2011 16:41:16 GMT (envelope-from alc@repoman.freebsd.org) Received: (from svn2cvs@localhost) by repoman.freebsd.org (8.14.4/8.14.4/Submit) id p5TGfGij071240 for cvs-src-old@freebsd.org; Wed, 29 Jun 2011 16:41:16 GMT (envelope-from alc@repoman.freebsd.org) Message-Id: <201106291641.p5TGfGij071240@repoman.freebsd.org> X-Authentication-Warning: repoman.freebsd.org: svn2cvs set sender to alc@repoman.freebsd.org using -f From: Alan Cox Date: Wed, 29 Jun 2011 16:40:41 +0000 (UTC) To: cvs-src-old@freebsd.org X-FreeBSD-CVS-Branch: HEAD Subject: cvs commit: src/sys/amd64/amd64 pmap.c src/sys/arm/arm pmap.c src/sys/fs/tmpfs tmpfs_subr.c src/sys/i386/i386 pmap.c src/sys/i386/xen pmap.c src/sys/ia64/ia64 pmap.c src/sys/kern uipc_shm.c vfs_subr.c src/sys/mips/mips pmap.c src/sys/ufs/ffs ... X-BeenThere: cvs-src-old@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: **OBSOLETE** CVS commit messages for the src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 29 Jun 2011 16:41:16 -0000 alc 2011-06-29 16:40:41 UTC FreeBSD src repository Modified files: sys/amd64/amd64 pmap.c sys/arm/arm pmap.c sys/fs/tmpfs tmpfs_subr.c sys/i386/i386 pmap.c sys/i386/xen pmap.c sys/ia64/ia64 pmap.c sys/kern uipc_shm.c vfs_subr.c sys/mips/mips pmap.c sys/ufs/ffs ffs_inode.c sys/vm vm_map.c vm_object.c vm_object.h vnode_pager.c Log: SVN rev 223677 on 2011-06-29 16:40:41Z by alc Add a new option, OBJPR_NOTMAPPED, to vm_object_page_remove(). Passing this option to vm_object_page_remove() asserts that the specified range of pages is not mapped, or more precisely that none of these pages have any managed mappings. Thus, vm_object_page_remove() need not call pmap_remove_all() on the pages. This change not only saves time by eliminating pointless calls to pmap_remove_all(), but it also eliminates an inconsistency in the use of pmap_remove_all() versus related functions, like pmap_remove_write(). It eliminates harmless but pointless calls to pmap_remove_all() that were being performed on PG_UNMANAGED pages. Update all of the existing assertions on pmap_remove_all() to reflect this change. Reviewed by: kib Revision Changes Path 1.722 +2 -2 src/sys/amd64/amd64/pmap.c 1.134 +2 -2 src/sys/arm/arm/pmap.c 1.31 +1 -1 src/sys/fs/tmpfs/tmpfs_subr.c 1.701 +2 -2 src/sys/i386/i386/pmap.c 1.61 +2 -2 src/sys/i386/xen/pmap.c 1.232 +2 -2 src/sys/ia64/ia64/pmap.c 1.15 +1 -1 src/sys/kern/uipc_shm.c 1.812 +2 -2 src/sys/kern/vfs_subr.c 1.94 +2 -2 src/sys/mips/mips/pmap.c 1.123 +1 -1 src/sys/ufs/ffs/ffs_inode.c 1.444 +9 -1 src/sys/vm/vm_map.c 1.444 +66 -59 src/sys/vm/vm_object.c 1.127 +8 -1 src/sys/vm/vm_object.h 1.267 +1 -1 src/sys/vm/vnode_pager.c