ufs/ffs/ffs_alloc.c

2226 ffs_blkfree_cg(ump, fs, devvp, bno, size, inum, dephd)
2229 	struct vnode *devvp;
2246 	if (devvp->v_type == VREG) {
2247 		/* devvp is a snapshot */
2248 		MPASS(devvp->v_mount->mnt_data == ump);
2250 	} else if (devvp->v_type == VCHR) {
2251 		/* devvp is a normal disk device */
2252 		dev = devvp->v_rdev;
2253 		ASSERT_VOP_LOCKED(devvp, "ffs_blkfree_cg");
2271 	if ((error = ffs_getcg(fs, devvp, cg, GB_CVTENXIO, &bp, &cgp)) != 0) {
2273 		    !MOUNTEDSOFTDEP(UFSTOVFS(ump)) || devvp->v_type != VCHR)
2275 		if (devvp->v_type == VREG)
2279 		error = getblkx(devvp, dbn, dbn, fs->fs_cgsize, 0, 0, 0, &bp);
2294 			if (devvp->v_type == VREG) {
2296 				/* devvp is a snapshot */
2355 	if (MOUNTEDSOFTDEP(mp) && devvp->v_type == VCHR)
2398 	struct vnode *devvp;
2441 		ffs_blkfree_cg(ump, ump->um_fs, tp->devvp, blkelm->bno,
2459 trim_lookup(ump, devvp, bno, size, inum, key, alloctype)
2461 	struct vnode *devvp;
2504 	ntp->devvp = devvp;
2556 ffs_blkrelease_start(ump, devvp, inum)
2558 	struct vnode *devvp;
2569 	(void) trim_lookup(ump, devvp, 0, 0, inum, key, NEW);
2625 ffs_blkfree(ump, fs, devvp, bno, size, inum, vtype, dephd, key)
2628 	struct vnode *devvp;
2641 	 * Check that devvp is a normal disk device, not a snapshot,
2645 	if (devvp->v_type == VCHR &&
2646 	    (devvp->v_vflag & VV_COPYONWRITE) &&
2647 	    ffs_snapblkfree(fs, devvp, bno, size, inum, vtype, dephd)) {
2655 	    devvp->v_type == VREG) {
2656 		ffs_blkfree_cg(ump, fs, devvp, bno, size, inum, dephd);
2675 		tp = trim_lookup(ump, devvp, bno, size, inum, key, SINGLE);
2689 	tp = trim_lookup(ump, devvp, bno, size, inum, key, OLD);
2722 	ntp = trim_lookup(ump, devvp, bno, size, inum, key, REPLACE);
2797 ffs_freefile(ump, fs, devvp, ino, mode, wkhd)
2800 	struct vnode *devvp;
2815 	if (devvp->v_type == VREG) {
2816 		/* devvp is a snapshot */
2817 		MPASS(devvp->v_mount->mnt_data == ump);
2819 	} else if (devvp->v_type == VCHR) {
2820 		/* devvp is a normal disk device */
2821 		dev = devvp->v_rdev;
2829 	if ((error = ffs_getcg(fs, devvp, cg, GB_CVTENXIO, &bp, &cgp)) != 0) {
2831 		    !MOUNTEDSOFTDEP(UFSTOVFS(ump)) || devvp->v_type != VCHR)
2833 		if (devvp->v_type == VREG)
2837 		error = getblkx(devvp, dbn, dbn, fs->fs_cgsize, 0, 0, 0, &bp);
2868 	if (MOUNTEDSOFTDEP(UFSTOVFS(ump)) && devvp->v_type == VCHR)
2879 ffs_checkfreefile(fs, devvp, ino)
2881 	struct vnode *devvp;
2891 	if ((devvp->v_type != VREG) && (devvp->v_type != VCHR))
2895 	if ((error = ffs_getcg(fs, devvp, cg, 0, &bp, &cgp)) != 0)
2972 ffs_getmntstat(struct vnode *devvp)
2975 	if (devvp->v_type == VCHR)
2976 		return (&devvp->v_rdev->si_mountpt->mnt_stat);
2977 	return (ffs_getmntstat(VFSTOUFS(devvp->v_mount)->um_devvp));
2984 ffs_getcg(fs, devvp, cg, flags, bpp, cgpp)
2986 	struct vnode *devvp;
3002 	if (devvp->v_type == VREG)
3006 	error = breadn_flags(devvp, blkno, blkno, (int)fs->fs_cgsize, NULL,
3014 		sfs = ffs_getmntstat(devvp);
3017 		    devvp->v_type == VCHR ? "" : "snapshot of ",
3026 		sfs = ffs_getmntstat(devvp);
3028 		    devvp->v_type == VCHR ? "" : "snapshot of ",