From owner-svn-src-all@freebsd.org Tue Feb 4 18:52:26 2020 Return-Path: Delivered-To: svn-src-all@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 680C322FBB7; Tue, 4 Feb 2020 18:52:26 +0000 (UTC) (envelope-from kib@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 48Bv2L2C8qz4M4K; Tue, 4 Feb 2020 18:52:26 +0000 (UTC) (envelope-from kib@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 46DA91E5A0; Tue, 4 Feb 2020 18:52:26 +0000 (UTC) (envelope-from kib@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id 014IqQmL033763; Tue, 4 Feb 2020 18:52:26 GMT (envelope-from kib@FreeBSD.org) Received: (from kib@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id 014IqQF0033762; Tue, 4 Feb 2020 18:52:26 GMT (envelope-from kib@FreeBSD.org) Message-Id: <202002041852.014IqQF0033762@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: kib set sender to kib@FreeBSD.org using -f From: Konstantin Belousov Date: Tue, 4 Feb 2020 18:52:26 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r357511 - head/sys/fs/tmpfs X-SVN-Group: head X-SVN-Commit-Author: kib X-SVN-Commit-Paths: head/sys/fs/tmpfs X-SVN-Commit-Revision: 357511 X-SVN-Commit-Repository: base 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: 2.1.29 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: Tue, 04 Feb 2020 18:52:26 -0000 Author: kib Date: Tue Feb 4 18:52:25 2020 New Revision: 357511 URL: https://svnweb.freebsd.org/changeset/base/357511 Log: tmpfs_mount update: simplify, cache the value of VFS_TO_TMPFS() calculation. Sponsored by: The FreeBSD Foundation MFC after: 1 week Modified: head/sys/fs/tmpfs/tmpfs_vfsops.c Modified: head/sys/fs/tmpfs/tmpfs_vfsops.c ============================================================================== --- head/sys/fs/tmpfs/tmpfs_vfsops.c Tue Feb 4 18:45:28 2020 (r357510) +++ head/sys/fs/tmpfs/tmpfs_vfsops.c Tue Feb 4 18:52:25 2020 (r357511) @@ -346,6 +346,7 @@ tmpfs_mount(struct mount *mp) /* Only support update mounts for certain options. */ if (vfs_filteropt(mp->mnt_optnew, tmpfs_updateopts) != 0) return (EOPNOTSUPP); + tmp = VFS_TO_TMPFS(mp); if (vfs_getopt_size(mp->mnt_optnew, "size", &size_max) == 0) { /* * On-the-fly resizing is not supported (yet). We still @@ -354,17 +355,17 @@ tmpfs_mount(struct mount *mp) * parameter, say trying to change rw to ro or vice * versa, would cause vfs_filteropt() to bail. */ - if (size_max != VFS_TO_TMPFS(mp)->tm_size_max) + if (size_max != tmp->tm_size_max) return (EOPNOTSUPP); } if (vfs_flagopt(mp->mnt_optnew, "ro", NULL, 0) && - !(VFS_TO_TMPFS(mp)->tm_ronly)) { + !tmp->tm_ronly) { /* RW -> RO */ return (tmpfs_rw_to_ro(mp)); } else if (!vfs_flagopt(mp->mnt_optnew, "ro", NULL, 0) && - VFS_TO_TMPFS(mp)->tm_ronly) { + tmp->tm_ronly) { /* RO -> RW */ - VFS_TO_TMPFS(mp)->tm_ronly = 0; + tmp->tm_ronly = 0; MNT_ILOCK(mp); mp->mnt_flag &= ~MNT_RDONLY; MNT_IUNLOCK(mp);