ufs/ffs/ffs_vfsops.c

92 static void	ffs_ifree(struct ufsmount *ump, struct inode *ip);
242 	struct ufsmount *ump;
248 	ump = VFSTOUFS(mp);
249 	fs = ump->um_fs;
269 	if ((havemtx = mtx_owned(UFS_MTX(ump))) == 0)
270 		UFS_LOCK(ump);
271 	if (ppsratecheck(&ump->um_last_integritymsg,
272 	    &ump->um_secs_integritymsg, 1)) {
273 		UFS_UNLOCK(ump);
277 			UFS_LOCK(ump);
279 		UFS_UNLOCK(ump);
310 ffs_fsfail_cleanup(struct ufsmount *ump, int error)
314 	UFS_LOCK(ump);
315 	retval = ffs_fsfail_cleanup_locked(ump, error);
316 	UFS_UNLOCK(ump);
321 ffs_fsfail_cleanup_locked(struct ufsmount *ump, int error)
326 	mtx_assert(UFS_MTX(ump), MA_OWNED);
327 	if (error == ENXIO && (ump->um_flags & UM_FSFAIL_CLEANUP) == 0) {
328 		ump->um_flags |= UM_FSFAIL_CLEANUP;
332 		etp = ump->um_fsfail_task;
333 		ump->um_fsfail_task = NULL;
339 			    ump->um_mountp->mnt_stat.f_mntfromname,
340 			    ump->um_mountp->mnt_stat.f_mntonname);
343 	return ((ump->um_flags & UM_FSFAIL_CLEANUP) != 0);
352 ffs_breadz(struct ufsmount *ump, struct vnode *vp, daddr_t lblkno,
362 	if (error != 0 && ffs_fsfail_cleanup(ump, error)) {
375 	struct ufsmount *ump = NULL;
468 		ump = VFSTOUFS(mp);
469 		fs = ump->um_fs;
470 		odevvp = ump->um_odevvp;
471 		devvp = ump->um_devvp;
472 		if (fsckpid == -1 && ump->um_fsckpid > 0) {
474 			    (error = ffs_sbupdate(ump, MNT_WAIT, 0)) != 0)
480 			error = g_access(ump->um_cp, 0, -1, 0);
482 			ump->um_fsckpid = 0;
521 			if ((error = ffs_sbupdate(ump, MNT_WAIT, 0)) != 0) {
533 			g_access(ump->um_cp, 0, -1, -1);
553 			if (ump->um_fsckpid > 0) {
595 			error = g_access(ump->um_cp, 0, 1, 1);
624 			if ((error = ffs_sbupdate(ump, MNT_WAIT, 0)) != 0) {
670 			if (ump->um_fsckpid != 0) {
682 			error = g_access(ump->um_cp, 0, 1, 0);
690 			ump->um_fsckpid = fsckpid;
696 			(void) ffs_sbupdate(ump, MNT_WAIT, 0);
759 		if (devvp->v_rdev != ump->um_devvp->v_rdev)
780 			ump = VFSTOUFS(mp);
781 			fs = ump->um_fs;
786 			error = g_access(ump->um_cp, 0, 1, 0);
792 				ump->um_fsckpid = fsckpid;
797 				(void) ffs_sbupdate(ump, MNT_WAIT, 0);
862 	struct ufsmount *ump;
868 	ump = VFSTOUFS(mp);
911 	ump->um_maxsymlinklen = fs->fs_maxsymlinklen;
913 	UFS_LOCK(ump);
921 	UFS_UNLOCK(ump);
1017 	struct ufsmount *ump;
1030 	ump = NULL;
1134 	ump = malloc(sizeof *ump, M_UFSMNT, M_WAITOK | M_ZERO);
1135 	ump->um_cp = cp;
1136 	ump->um_bo = &devvp->v_bufobj;
1137 	ump->um_fs = fs;
1139 		ump->um_fstype = UFS1;
1140 		ump->um_balloc = ffs_balloc_ufs1;
1142 		ump->um_fstype = UFS2;
1143 		ump->um_balloc = ffs_balloc_ufs2;
1145 	ump->um_blkatoff = ffs_blkatoff;
1146 	ump->um_truncate = ffs_truncate;
1147 	ump->um_update = ffs_update;
1148 	ump->um_valloc = ffs_valloc;
1149 	ump->um_vfree = ffs_vfree;
1150 	ump->um_ifree = ffs_ifree;
1151 	ump->um_rdonly = ffs_rdonly;
1152 	ump->um_snapgone = ffs_snapgone;
1154 		ump->um_check_blkno = ffs_check_blkno;
1156 		ump->um_check_blkno = NULL;
1157 	mtx_init(UFS_MTX(ump), "FFS", "FFS Lock", MTX_DEF);
1158 	ffs_oldfscompat_read(fs, ump, fs->fs_sblockloc);
1161 	mp->mnt_data = ump;
1171 	ump->um_maxsymlinklen = fs->fs_maxsymlinklen;
1224 				ump->um_flags |= UM_CANDELETE;
1234 		if (((ump->um_flags) & UM_CANDELETE) != 0) {
1235 			ump->um_trim_tq = taskqueue_create("trim", M_WAITOK,
1236 			    taskqueue_thread_enqueue, &ump->um_trim_tq);
1237 			taskqueue_start_threads(&ump->um_trim_tq, 1, PVFS,
1239 			ump->um_trimhash = hashinit(MAXTRIMIO, M_TRIM,
1240 			    &ump->um_trimlisthashsize);
1247 			ump->um_flags |= UM_CANSPEEDUP;
1250 	ump->um_mountp = mp;
1251 	ump->um_dev = dev;
1252 	ump->um_devvp = devvp;
1253 	ump->um_odevvp = odevvp;
1254 	ump->um_nindir = fs->fs_nindir;
1255 	ump->um_bptrtodb = fs->fs_fsbtodb;
1256 	ump->um_seqinc = fs->fs_frag;
1258 		ump->um_quotas[i] = NULLVP;
1260 	ufs_extattr_uepm_init(&ump->um_extattr);
1289 		(void) ffs_sbupdate(ump, MNT_WAIT, 0);
1313 	etp = malloc(sizeof *ump->um_fsfail_task, M_UFSMNT, M_WAITOK | M_ZERO);
1315 	ump->um_fsfail_task = etp;
1328 	if (ump) {
1329 		mtx_destroy(UFS_MTX(ump));
1334 		free(ump, M_UFSMNT);
1377 ffs_oldfscompat_read(fs, ump, sblockloc)
1379 	struct ufsmount *ump;
1413 		ump->um_savedmaxfilesize = fs->fs_maxfilesize;
1437 ffs_oldfscompat_write(fs, ump)
1439 	struct ufsmount *ump;
1451 		fs->fs_maxfilesize = ump->um_savedmaxfilesize;
1468 	struct ufsmount *ump = VFSTOUFS(mp);
1477 	fs = ump->um_fs;
1489 		ufs_extattr_uepm_destroy(&ump->um_extattr);
1502 	if (error != 0 && !ffs_fsfail_cleanup(ump, error))
1505 	UFS_LOCK(ump);
1513 	UFS_UNLOCK(ump);
1516 	if (fs->fs_ronly == 0 || ump->um_fsckpid > 0) {
1518 		error = ffs_sbupdate(ump, MNT_WAIT, 0);
1519 		if (ffs_fsfail_cleanup(ump, error))
1521 		if (error != 0 && !ffs_fsfail_cleanup(ump, error)) {
1528 	if (ump->um_trim_tq != NULL) {
1529 		while (ump->um_trim_inflight != 0)
1531 		taskqueue_drain_all(ump->um_trim_tq);
1532 		taskqueue_free(ump->um_trim_tq);
1533 		free (ump->um_trimhash, M_TRIM);
1536 	if (ump->um_fsckpid > 0) {
1540 		error = g_access(ump->um_cp, 0, -1, 0);
1541 		ump->um_fsckpid = 0;
1543 	g_vfs_close(ump->um_cp);
1545 	BO_LOCK(&ump->um_odevvp->v_bufobj);
1546 	ump->um_odevvp->v_bufobj.bo_flag &= ~BO_NOBUFS;
1547 	BO_UNLOCK(&ump->um_odevvp->v_bufobj);
1548 	atomic_store_rel_ptr((uintptr_t *)&ump->um_dev->si_mountpt, 0);
1549 	mntfs_freevp(ump->um_devvp);
1550 	vrele(ump->um_odevvp);
1551 	dev_rel(ump->um_dev);
1552 	mtx_destroy(UFS_MTX(ump));
1560 	if (ump->um_fsfail_task != NULL)
1561 		free(ump->um_fsfail_task, M_UFSMNT);
1562 	free(ump, M_UFSMNT);
1579 		ufs_extattr_uepm_init(&ump->um_extattr);
1598 	struct ufsmount *ump;
1601 	ump = VFSTOUFS(mp);
1626 	ASSERT_VOP_LOCKED(ump->um_devvp, "ffs_flushfiles");
1627 	if (ump->um_devvp->v_vflag & VV_COPYONWRITE) {
1655 	vn_lock(ump->um_devvp, LK_EXCLUSIVE | LK_RETRY);
1656 	error = VOP_FSYNC(ump->um_devvp, MNT_WAIT, td);
1657 	VOP_UNLOCK(ump->um_devvp);
1669 	struct ufsmount *ump;
1672 	ump = VFSTOUFS(mp);
1673 	fs = ump->um_fs;
1680 	UFS_LOCK(ump);
1687 	UFS_UNLOCK(ump);
1792 	struct ufsmount *ump = VFSTOUFS(mp);
1806 	fs = ump->um_fs;
1807 	if (fs->fs_fmod != 0 && fs->fs_ronly != 0 && ump->um_fsckpid == 0)
1879 		if ((error = softdep_flushworklist(ump->um_mountp, &count, td)))
1881 		if (ffs_fsfail_cleanup(ump, allerror))
1888 	devvp = ump->um_devvp;
1897 			error = ffs_sbupdate(ump, waitfor, 0);
1900 		if (ffs_fsfail_cleanup(ump, allerror))
1924 	    (error = ffs_sbupdate(ump, waitfor, suspended)) != 0)
1926 	if (ffs_fsfail_cleanup(ump, allerror))
1951 	struct ufsmount *ump;
1988 	ump = VFSTOUFS(mp);
1989 	fs = ump->um_fs;
2008 	ip->i_ump = ump;
2051 	error = ffs_breadz(ump, ump->um_devvp, dbn, dbn, (int)fs->fs_bsize,
2171 	struct ufsmount *ump;
2180 	ump = VFSTOUFS(mp);
2181 	fs = ump->um_fs;
2193 		error = ffs_getcg(fs, ump->um_devvp, cg, 0, &bp, &cgp);
2254 	struct ufsmount	*ump;
2265 ffs_sbupdate(ump, waitfor, suspended)
2266 	struct ufsmount *ump;
2274 	fs = ump->um_fs;
2276 	    (ump->um_mountp->mnt_flag & (MNT_RDONLY | MNT_UPDATE)) !=
2277 	    (MNT_RDONLY | MNT_UPDATE) && ump->um_fsckpid == 0)
2282 	sbbp = getblk(ump->um_devvp, btodb(fs->fs_sblockloc),
2287 	devfd.ump = ump;
2302 	struct ufsmount *ump;
2308 	ump = devfdp->ump;
2309 	fs = ump->um_fs;
2314 		bp = getblk(ump->um_devvp, btodb(loc), size, 0, 0, 0);
2328 	if (ffs_fsfail_cleanup(ump, devfdp->error))
2346 	if (MOUNTEDSOFTDEP(ump->um_mountp))
2347 		softdep_setup_sbupdate(ump, (struct fs *)bp->b_data, bp);
2350 	ffs_oldfscompat_write(fs, ump);
2378 ffs_ifree(struct ufsmount *ump, struct inode *ip)
2381 	if (ump->um_fstype == UFS1 && ip->i_din1 != NULL)
2704 extern void db_print_ffs(struct ufsmount *ump);
2709 	struct ufsmount *ump;
2712 		ump = VFSTOUFS((struct mount *)addr);
2713 		db_print_ffs(ump);