From owner-svn-src-stable@freebsd.org Mon Oct 3 10:15:17 2016 Return-Path: Delivered-To: svn-src-stable@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 5D179AF3122; Mon, 3 Oct 2016 10:15:17 +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 mx1.freebsd.org (Postfix) with ESMTPS id 376CF995; Mon, 3 Oct 2016 10:15:17 +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 u93AFGeb056456; Mon, 3 Oct 2016 10:15:16 GMT (envelope-from kib@FreeBSD.org) Received: (from kib@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id u93AFGPQ056454; Mon, 3 Oct 2016 10:15:16 GMT (envelope-from kib@FreeBSD.org) Message-Id: <201610031015.u93AFGPQ056454@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: kib set sender to kib@FreeBSD.org using -f From: Konstantin Belousov Date: Mon, 3 Oct 2016 10:15:16 +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: r306630 - in stable/10/sys/ufs: ffs ufs X-SVN-Group: stable-10 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-stable@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: SVN commit messages for all the -stable branches of the src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 03 Oct 2016 10:15:17 -0000 Author: kib Date: Mon Oct 3 10:15:16 2016 New Revision: 306630 URL: https://svnweb.freebsd.org/changeset/base/306630 Log: MFC r305977: Be more strict when selecting between snapshot/regular mount. Modified: stable/10/sys/ufs/ffs/ffs_alloc.c stable/10/sys/ufs/ufs/ufs_gjournal.c Directory Properties: stable/10/ (props changed) Modified: stable/10/sys/ufs/ffs/ffs_alloc.c ============================================================================== --- stable/10/sys/ufs/ffs/ffs_alloc.c Mon Oct 3 09:41:33 2016 (r306629) +++ stable/10/sys/ufs/ffs/ffs_alloc.c Mon Oct 3 10:15:16 2016 (r306630) @@ -2156,12 +2156,13 @@ ffs_blkfree_cg(ump, fs, devvp, bno, size /* devvp is a snapshot */ dev = VTOI(devvp)->i_devvp->v_rdev; cgblkno = fragstoblks(fs, cgtod(fs, cg)); - } else { + } else if (devvp->v_type == VCHR) { /* devvp is a normal disk device */ dev = devvp->v_rdev; cgblkno = fsbtodb(fs, cgtod(fs, cg)); ASSERT_VOP_LOCKED(devvp, "ffs_blkfree_cg"); - } + } else + return; #ifdef INVARIANTS if ((u_int)size > fs->fs_bsize || fragoff(fs, size) != 0 || fragnum(fs, bno) + numfrags(fs, size) > fs->fs_frag) { @@ -2255,7 +2256,7 @@ ffs_blkfree_cg(ump, fs, devvp, bno, size ACTIVECLEAR(fs, cg); UFS_UNLOCK(ump); mp = UFSTOVFS(ump); - if (MOUNTEDSOFTDEP(mp) && devvp->v_type != VREG) + if (MOUNTEDSOFTDEP(mp) && devvp->v_type == VCHR) softdep_setup_blkfree(UFSTOVFS(ump), bp, bno, numfrags(fs, size), dephd); bdwrite(bp); @@ -2320,7 +2321,7 @@ ffs_blkfree(ump, fs, devvp, bno, size, i * it has a snapshot(s) associated with it, and one of the * snapshots wants to claim the block. */ - if (devvp->v_type != VREG && + if (devvp->v_type == VCHR && (devvp->v_vflag & VV_COPYONWRITE) && ffs_snapblkfree(fs, devvp, bno, size, inum, vtype, dephd)) { return; @@ -2463,10 +2464,13 @@ ffs_freefile(ump, fs, devvp, ino, mode, /* devvp is a snapshot */ dev = VTOI(devvp)->i_devvp->v_rdev; cgbno = fragstoblks(fs, cgtod(fs, cg)); - } else { + } else if (devvp->v_type == VCHR) { /* devvp is a normal disk device */ dev = devvp->v_rdev; cgbno = fsbtodb(fs, cgtod(fs, cg)); + } else { + bp = NULL; + return (0); } if (ino >= fs->fs_ipg * fs->fs_ncg) panic("ffs_freefile: range: dev = %s, ino = %ju, fs = %s", @@ -2505,7 +2509,7 @@ ffs_freefile(ump, fs, devvp, ino, mode, fs->fs_fmod = 1; ACTIVECLEAR(fs, cg); UFS_UNLOCK(ump); - if (MOUNTEDSOFTDEP(UFSTOVFS(ump)) && devvp->v_type != VREG) + if (MOUNTEDSOFTDEP(UFSTOVFS(ump)) && devvp->v_type == VCHR) softdep_setup_inofree(UFSTOVFS(ump), bp, ino + cg * fs->fs_ipg, wkhd); bdwrite(bp); @@ -2532,9 +2536,11 @@ ffs_checkfreefile(fs, devvp, ino) if (devvp->v_type == VREG) { /* devvp is a snapshot */ cgbno = fragstoblks(fs, cgtod(fs, cg)); - } else { + } else if (devvp->v_type == VCHR) { /* devvp is a normal disk device */ cgbno = fsbtodb(fs, cgtod(fs, cg)); + } else { + return (1); } if (ino >= fs->fs_ipg * fs->fs_ncg) return (1); Modified: stable/10/sys/ufs/ufs/ufs_gjournal.c ============================================================================== --- stable/10/sys/ufs/ufs/ufs_gjournal.c Mon Oct 3 09:41:33 2016 (r306629) +++ stable/10/sys/ufs/ufs/ufs_gjournal.c Mon Oct 3 10:15:16 2016 (r306630) @@ -70,14 +70,17 @@ ufs_gjournal_modref(struct vnode *vp, in ino = ip->i_number; cg = ino_to_cg(fs, ino); - if (devvp->v_type != VCHR) { + if (devvp->v_type == VREG) { /* devvp is a snapshot */ dev = VTOI(devvp)->i_devvp->v_rdev; cgbno = fragstoblks(fs, cgtod(fs, cg)); - } else { + } else if (devvp->v_type == VCHR) { /* devvp is a normal disk device */ dev = devvp->v_rdev; cgbno = fsbtodb(fs, cgtod(fs, cg)); + } else { + bp = NULL; + return (EIO); } if ((u_int)ino >= fs->fs_ipg * fs->fs_ncg) panic("ufs_gjournal_modref: range: dev = %s, ino = %lu, fs = %s",