From owner-svn-src-head@freebsd.org Sun Jan 7 18:07:23 2018 Return-Path: Delivered-To: svn-src-head@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 970A5E78E75; Sun, 7 Jan 2018 18:07:23 +0000 (UTC) (envelope-from ian@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 73679710D0; Sun, 7 Jan 2018 18:07:23 +0000 (UTC) (envelope-from ian@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id BE06D24922; Sun, 7 Jan 2018 18:07:22 +0000 (UTC) (envelope-from ian@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id w07I7Ms5084642; Sun, 7 Jan 2018 18:07:22 GMT (envelope-from ian@FreeBSD.org) Received: (from ian@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id w07I7MQm084641; Sun, 7 Jan 2018 18:07:22 GMT (envelope-from ian@FreeBSD.org) Message-Id: <201801071807.w07I7MQm084641@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: ian set sender to ian@FreeBSD.org using -f From: Ian Lepore Date: Sun, 7 Jan 2018 18:07:22 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r327679 - head/sys/kern X-SVN-Group: head X-SVN-Commit-Author: ian X-SVN-Commit-Paths: head/sys/kern X-SVN-Commit-Revision: 327679 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 07 Jan 2018 18:07:23 -0000 Author: ian Date: Sun Jan 7 18:07:22 2018 New Revision: 327679 URL: https://svnweb.freebsd.org/changeset/base/327679 Log: Use EVENTHANDLER_DIRECT_INVOKE for [un]mount events, for better performance. Modified: head/sys/kern/vfs_mount.c Modified: head/sys/kern/vfs_mount.c ============================================================================== --- head/sys/kern/vfs_mount.c Sun Jan 7 18:06:30 2018 (r327678) +++ head/sys/kern/vfs_mount.c Sun Jan 7 18:07:22 2018 (r327679) @@ -41,6 +41,7 @@ __FBSDID("$FreeBSD$"); #include #include +#include #include #include #include @@ -91,6 +92,9 @@ struct mntlist mountlist = TAILQ_HEAD_INITIALIZER(moun struct mtx mountlist_mtx; MTX_SYSINIT(mountlist, &mountlist_mtx, "mountlist", MTX_DEF); +EVENTHANDLER_LIST_DEFINE(vfs_mounted); +EVENTHANDLER_LIST_DEFINE(vfs_unmounted); + /* * Global opts, taken by all filesystems */ @@ -865,7 +869,7 @@ vfs_domount_first( if (VFS_ROOT(mp, LK_EXCLUSIVE, &newdp)) panic("mount: lost mount"); VOP_UNLOCK(vp, 0); - EVENTHANDLER_INVOKE(vfs_mounted, mp, newdp, td); + EVENTHANDLER_DIRECT_INVOKE(vfs_mounted, mp, newdp, td); VOP_UNLOCK(newdp, 0); mountcheckdirs(vp, newdp); vrele(newdp); @@ -1401,7 +1405,7 @@ dounmount(struct mount *mp, int flags, struct thread * mtx_lock(&mountlist_mtx); TAILQ_REMOVE(&mountlist, mp, mnt_list); mtx_unlock(&mountlist_mtx); - EVENTHANDLER_INVOKE(vfs_unmounted, mp, td); + EVENTHANDLER_DIRECT_INVOKE(vfs_unmounted, mp, td); if (coveredvp != NULL) { coveredvp->v_mountedhere = NULL; VOP_UNLOCK(coveredvp, 0);