97 static int	compute_sb_data(struct vnode * devvp,
113 	struct vnode *devvp;  in ext2_mount()  local
171 		devvp = ump->um_devvp;  in ext2_mount()
173 			if (ext2_check_sb_compat(fs->e2fs, devvp->v_rdev, 0))  in ext2_mount()
180 			vn_lock(devvp, LK_EXCLUSIVE | LK_RETRY);  in ext2_mount()
181 			error = VOP_ACCESS(devvp, VREAD | VWRITE,  in ext2_mount()
186 				VOP_UNLOCK(devvp, 0);  in ext2_mount()
189 			VOP_UNLOCK(devvp, 0);  in ext2_mount()
233 	devvp = ndp->ni_vp;  in ext2_mount()
235 	if (!vn_isdisk(devvp, &error)) {  in ext2_mount()
236 		vput(devvp);  in ext2_mount()
249 	error = VOP_ACCESS(devvp, accmode, td->td_ucred, td);  in ext2_mount()
253 		vput(devvp);  in ext2_mount()
258 		error = ext2_mountfs(devvp, mp);  in ext2_mount()
260 		if (devvp != ump->um_devvp) {  in ext2_mount()
261 			vput(devvp);  in ext2_mount()
264 			vput(devvp);  in ext2_mount()
267 		vrele(devvp);  in ext2_mount()
315 compute_sb_data(struct vnode *devvp, struct ext2fs *es,  in compute_sb_data()  argument
378 		error = bread(devvp ,  in compute_sb_data()
424 	struct vnode *vp, *mvp, *devvp;  in ext2_reload()  local
438 	devvp = VFSTOEXT2(mp)->um_devvp;  in ext2_reload()
439 	vn_lock(devvp, LK_EXCLUSIVE | LK_RETRY);  in ext2_reload()
440 	if (vinvalbuf(devvp, 0, 0, 0) != 0)  in ext2_reload()
442 	VOP_UNLOCK(devvp, 0);  in ext2_reload()
448 	if ((error = bread(devvp, SBLOCK, SBSIZE, NOCRED, &bp)) != 0)  in ext2_reload()
451 	if (ext2_check_sb_compat(es, devvp->v_rdev, 0) != 0) {  in ext2_reload()
458 	if((error = compute_sb_data(devvp, es, fs)) != 0) {  in ext2_reload()
497 		error = bread(devvp, fsbtodb(fs, ino_to_fsba(fs, ip->i_number)),  in ext2_reload()
518 ext2_mountfs(struct vnode *devvp, struct mount *mp)  in ext2_mountfs()  argument
524 	struct cdev *dev = devvp->v_rdev;  in ext2_mountfs()
538 	error = g_vfs_open(devvp, &cp, "ext2fs", ronly ? 0 : 1);  in ext2_mountfs()
541 	VOP_UNLOCK(devvp, 0);  in ext2_mountfs()
556 	bo = &devvp->v_bufobj;  in ext2_mountfs()
559 	if (devvp->v_rdev->si_iosize_max != 0)  in ext2_mountfs()
560 		mp->mnt_iosize_max = devvp->v_rdev->si_iosize_max;  in ext2_mountfs()
566 	if ((error = bread(devvp, SBLOCK, SBSIZE, NOCRED, &bp)) != 0)  in ext2_mountfs()
598 	if ((error = compute_sb_data(devvp, ump->um_e2fs->e2fs, ump->um_e2fs)))  in ext2_mountfs()
647 	ump->um_devvp = devvp;  in ext2_mountfs()
648 	ump->um_bo = &devvp->v_bufobj;  in ext2_mountfs()