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Commit 7a4fdda7 authored by Al Viro's avatar Al Viro
Browse files

__ufs_truncate(); find cutoff distances into branches by offsets[] array 



Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent 7bad5939

fs/ufs/inode.c

+6 −2
Original line number Original line Diff line number Diff line
@@ -1324,12 +1324,16 @@ static void __ufs_truncate_blocks(struct inode *inode) 
		ufs_trunc_tindirect(inode, 0);

		ufs_trunc_tindirect(inode, 0);

		break;

		break;

	case 3:

	case 3:

		ufs_trunc_dindirect(inode, DIRECT_BLOCK - UFS_IND_BLOCK - uspi->s_apb,

		ufs_trunc_dindirect(inode,

			    (offsets[1] << uspi->s_apbshift) + offsets[2],

			    ufs_get_direct_data_ptr(uspi, ufsi, UFS_DIND_BLOCK));

			    ufs_get_direct_data_ptr(uspi, ufsi, UFS_DIND_BLOCK));

		ufs_trunc_tindirect(inode, 0);

		ufs_trunc_tindirect(inode, 0);

		break;

		break;

	case 4:

	case 4:

		ufs_trunc_tindirect(inode, DIRECT_BLOCK - UFS_NDADDR - uspi->s_apb - uspi->s_2apb);

		ufs_trunc_tindirect(inode,

			   (offsets[1] << uspi->s_2apbshift) +

			   (offsets[2] << uspi->s_apbshift) +

			   offsets[3]);

	}

	}

	ufsi->i_lastfrag = DIRECT_FRAGMENT;

	ufsi->i_lastfrag = DIRECT_FRAGMENT;

	mutex_unlock(&ufsi->truncate_mutex);

	mutex_unlock(&ufsi->truncate_mutex);