Lines Matching defs:mnt_root
1574 struct vfsmount *mnt_root;
1588 mnt_root = vfs_kern_mount(&btrfs_root_fs_type, flags, device_name, data);
1589 if (PTR_ERR_OR_ZERO(mnt_root) == -EBUSY) {
1591 mnt_root = vfs_kern_mount(&btrfs_root_fs_type,
1594 mnt_root = vfs_kern_mount(&btrfs_root_fs_type,
1596 if (IS_ERR(mnt_root)) {
1597 root = ERR_CAST(mnt_root);
1602 down_write(&mnt_root->mnt_sb->s_umount);
1603 error = btrfs_remount(mnt_root->mnt_sb, &flags, NULL);
1604 up_write(&mnt_root->mnt_sb->s_umount);
1607 mntput(mnt_root);
1613 if (IS_ERR(mnt_root)) {
1614 root = ERR_CAST(mnt_root);
1619 /* mount_subvol() will free subvol_name and mnt_root */
1620 root = mount_subvol(subvol_name, subvol_objectid, mnt_root);