From 9b3b5522d3f55215ce51c87b0467926c57a6f182 Mon Sep 17 00:00:00 2001 From: Dave Chinner Date: Fri, 6 Jun 2014 15:06:53 +1000 Subject: xfs: convert dir byte/off conversion to xfs_da_geometry Signed-off-by: Dave Chinner Reviewed-by: Brian Foster Signed-off-by: Dave Chinner --- fs/xfs/xfs_dir2.c | 2 +- fs/xfs/xfs_dir2_priv.h | 18 +++++++++--------- fs/xfs/xfs_dir2_readdir.c | 7 ++++--- 3 files changed, 14 insertions(+), 13 deletions(-) (limited to 'fs/xfs') diff --git a/fs/xfs/xfs_dir2.c b/fs/xfs/xfs_dir2.c index 08dfcd1e5e0..2047ef1ce8d 100644 --- a/fs/xfs/xfs_dir2.c +++ b/fs/xfs/xfs_dir2.c @@ -749,7 +749,7 @@ xfs_dir2_shrink_inode( /* * If the block isn't the last one in the directory, we're done. */ - if (dp->i_d.di_size > xfs_dir2_db_off_to_byte(mp, db + 1, 0)) + if (dp->i_d.di_size > xfs_dir2_db_off_to_byte(args->geo, db + 1, 0)) return 0; bno = da; if ((error = xfs_bmap_last_before(tp, dp, &bno, XFS_DATA_FORK))) { diff --git a/fs/xfs/xfs_dir2_priv.h b/fs/xfs/xfs_dir2_priv.h index 492edb6e07a..683828942de 100644 --- a/fs/xfs/xfs_dir2_priv.h +++ b/fs/xfs/xfs_dir2_priv.h @@ -67,10 +67,9 @@ xfs_dir2_dataptr_to_db(struct xfs_mount *mp, xfs_dir2_dataptr_t dp) * Convert byte in space to offset in a block */ static inline xfs_dir2_data_aoff_t -xfs_dir2_byte_to_off(struct xfs_mount *mp, xfs_dir2_off_t by) +xfs_dir2_byte_to_off(struct xfs_da_geometry *geo, xfs_dir2_off_t by) { - return (xfs_dir2_data_aoff_t)(by & - ((1 << (mp->m_sb.sb_blocklog + mp->m_sb.sb_dirblklog)) - 1)); + return (xfs_dir2_data_aoff_t)(by & (geo->blksize - 1)); } /* @@ -79,18 +78,17 @@ xfs_dir2_byte_to_off(struct xfs_mount *mp, xfs_dir2_off_t by) static inline xfs_dir2_data_aoff_t xfs_dir2_dataptr_to_off(struct xfs_mount *mp, xfs_dir2_dataptr_t dp) { - return xfs_dir2_byte_to_off(mp, xfs_dir2_dataptr_to_byte(dp)); + return xfs_dir2_byte_to_off(mp->m_dir_geo, xfs_dir2_dataptr_to_byte(dp)); } /* * Convert block and offset to byte in space */ static inline xfs_dir2_off_t -xfs_dir2_db_off_to_byte(struct xfs_mount *mp, xfs_dir2_db_t db, +xfs_dir2_db_off_to_byte(struct xfs_da_geometry *geo, xfs_dir2_db_t db, xfs_dir2_data_aoff_t o) { - return ((xfs_dir2_off_t)db << - (mp->m_sb.sb_blocklog + mp->m_sb.sb_dirblklog)) + o; + return ((xfs_dir2_off_t)db << geo->blklog) + o; } /* @@ -118,7 +116,8 @@ static inline xfs_dir2_dataptr_t xfs_dir2_db_off_to_dataptr(struct xfs_mount *mp, xfs_dir2_db_t db, xfs_dir2_data_aoff_t o) { - return xfs_dir2_byte_to_dataptr(xfs_dir2_db_off_to_byte(mp, db, o)); + return xfs_dir2_byte_to_dataptr( + xfs_dir2_db_off_to_byte(mp->m_dir_geo, db, o)); } /* @@ -136,7 +135,8 @@ xfs_dir2_da_to_db(struct xfs_mount *mp, xfs_dablk_t da) static inline xfs_dir2_off_t xfs_dir2_da_to_byte(struct xfs_mount *mp, xfs_dablk_t da) { - return xfs_dir2_db_off_to_byte(mp, xfs_dir2_da_to_db(mp, da), 0); + return xfs_dir2_db_off_to_byte(mp->m_dir_geo, + xfs_dir2_da_to_db(mp, da), 0); } /* diff --git a/fs/xfs/xfs_dir2_readdir.c b/fs/xfs/xfs_dir2_readdir.c index bf7a5cee7ad..ec912c8f189 100644 --- a/fs/xfs/xfs_dir2_readdir.c +++ b/fs/xfs/xfs_dir2_readdir.c @@ -560,7 +560,8 @@ xfs_dir2_leaf_getdents( /* * Having done a read, we need to set a new offset. */ - newoff = xfs_dir2_db_off_to_byte(mp, map_info->curdb, 0); + newoff = xfs_dir2_db_off_to_byte(mp->m_dir_geo, + map_info->curdb, 0); /* * Start of the current block. */ @@ -578,7 +579,7 @@ xfs_dir2_leaf_getdents( * Find our position in the block. */ ptr = (char *)dp->d_ops->data_entry_p(hdr); - byteoff = xfs_dir2_byte_to_off(mp, curoff); + byteoff = xfs_dir2_byte_to_off(mp->m_dir_geo, curoff); /* * Skip past the header. */ @@ -607,7 +608,7 @@ xfs_dir2_leaf_getdents( * Now set our real offset. */ curoff = - xfs_dir2_db_off_to_byte(mp, + xfs_dir2_db_off_to_byte(mp->m_dir_geo, xfs_dir2_byte_to_db(mp, curoff), (char *)ptr - (char *)hdr); if (ptr >= (char *)hdr + mp->m_dirblksize) { -- cgit v1.2.3-70-g09d2