Lines Matching defs:mnt_root
1741 struct vfsmount *mnt_root;
1755 mnt_root = vfs_kern_mount(&btrfs_root_fs_type, flags, device_name, data);
1756 if (PTR_ERR_OR_ZERO(mnt_root) == -EBUSY) {
1758 mnt_root = vfs_kern_mount(&btrfs_root_fs_type,
1761 mnt_root = vfs_kern_mount(&btrfs_root_fs_type,
1763 if (IS_ERR(mnt_root)) {
1764 root = ERR_CAST(mnt_root);
1769 down_write(&mnt_root->mnt_sb->s_umount);
1770 error = btrfs_remount(mnt_root->mnt_sb, &flags, NULL);
1771 up_write(&mnt_root->mnt_sb->s_umount);
1774 mntput(mnt_root);
1780 if (IS_ERR(mnt_root)) {
1781 root = ERR_CAST(mnt_root);
1786 /* mount_subvol() will free subvol_name and mnt_root */
1787 root = mount_subvol(subvol_name, subvol_objectid, mnt_root);