From owner-svn-src-all@FreeBSD.ORG Mon Apr 20 17:43:37 2015 Return-Path: Delivered-To: svn-src-all@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 62DC5F86; Mon, 20 Apr 2015 17:43:37 +0000 (UTC) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:1900:2254:2068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 50A007A5; Mon, 20 Apr 2015 17:43:37 +0000 (UTC) Received: from svn.freebsd.org ([127.0.1.70]) by svn.freebsd.org (8.14.9/8.14.9) with ESMTP id t3KHhbtO089761; Mon, 20 Apr 2015 17:43:37 GMT (envelope-from alc@FreeBSD.org) Received: (from alc@localhost) by svn.freebsd.org (8.14.9/8.14.9/Submit) id t3KHhbvl089760; Mon, 20 Apr 2015 17:43:37 GMT (envelope-from alc@FreeBSD.org) Message-Id: <201504201743.t3KHhbvl089760@svn.freebsd.org> X-Authentication-Warning: svn.freebsd.org: alc set sender to alc@FreeBSD.org using -f From: Alan Cox Date: Mon, 20 Apr 2015 17:43:37 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-10@freebsd.org Subject: svn commit: r281778 - stable/10/sys/kern X-SVN-Group: stable-10 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 20 Apr 2015 17:43:37 -0000 Author: alc Date: Mon Apr 20 17:43:36 2015 New Revision: 281778 URL: https://svnweb.freebsd.org/changeset/base/281778 Log: MFC r278402 Preset the object's color, or alignment, to maximize superpage usage. Modified: stable/10/sys/kern/uipc_shm.c Directory Properties: stable/10/ (props changed) Modified: stable/10/sys/kern/uipc_shm.c ============================================================================== --- stable/10/sys/kern/uipc_shm.c Mon Apr 20 17:37:37 2015 (r281777) +++ stable/10/sys/kern/uipc_shm.c Mon Apr 20 17:43:36 2015 (r281778) @@ -554,9 +554,10 @@ shm_alloc(struct ucred *ucred, mode_t mo shmfd->shm_object = vm_pager_allocate(OBJT_DEFAULT, NULL, shmfd->shm_size, VM_PROT_DEFAULT, 0, ucred); KASSERT(shmfd->shm_object != NULL, ("shm_create: vm_pager_allocate")); + shmfd->shm_object->pg_color = 0; VM_OBJECT_WLOCK(shmfd->shm_object); vm_object_clear_flag(shmfd->shm_object, OBJ_ONEMAPPING); - vm_object_set_flag(shmfd->shm_object, OBJ_NOSPLIT); + vm_object_set_flag(shmfd->shm_object, OBJ_COLORED | OBJ_NOSPLIT); VM_OBJECT_WUNLOCK(shmfd->shm_object); vfs_timestamp(&shmfd->shm_birthtime); shmfd->shm_atime = shmfd->shm_mtime = shmfd->shm_ctime =