diff options
Diffstat (limited to 'fs/xfs/xfs_dir2_data.c')
-rw-r--r-- | fs/xfs/xfs_dir2_data.c | 83 |
1 files changed, 40 insertions, 43 deletions
diff --git a/fs/xfs/xfs_dir2_data.c b/fs/xfs/xfs_dir2_data.c index afa4ad523f3..8c2f6422648 100644 --- a/fs/xfs/xfs_dir2_data.c +++ b/fs/xfs/xfs_dir2_data.c @@ -63,8 +63,10 @@ __xfs_dir3_data_check( int stale; /* count of stale leaves */ struct xfs_name name; const struct xfs_dir_ops *ops; + struct xfs_da_geometry *geo; mp = bp->b_target->bt_mount; + geo = mp->m_dir_geo; /* * We can be passed a null dp here from a verifier, so we need to go the @@ -78,7 +80,7 @@ __xfs_dir3_data_check( switch (hdr->magic) { case cpu_to_be32(XFS_DIR3_BLOCK_MAGIC): case cpu_to_be32(XFS_DIR2_BLOCK_MAGIC): - btp = xfs_dir2_block_tail_p(mp, hdr); + btp = xfs_dir2_block_tail_p(geo, hdr); lep = xfs_dir2_block_leaf_p(btp); endp = (char *)lep; @@ -94,7 +96,7 @@ __xfs_dir3_data_check( break; case cpu_to_be32(XFS_DIR3_DATA_MAGIC): case cpu_to_be32(XFS_DIR2_DATA_MAGIC): - endp = (char *)hdr + mp->m_dirblksize; + endp = (char *)hdr + geo->blksize; break; default: XFS_ERROR_REPORT("Bad Magic", XFS_ERRLEVEL_LOW, mp); @@ -172,9 +174,9 @@ __xfs_dir3_data_check( lastfree = 0; if (hdr->magic == cpu_to_be32(XFS_DIR2_BLOCK_MAGIC) || hdr->magic == cpu_to_be32(XFS_DIR3_BLOCK_MAGIC)) { - addr = xfs_dir2_db_off_to_dataptr(mp, mp->m_dirdatablk, - (xfs_dir2_data_aoff_t) - ((char *)dep - (char *)hdr)); + addr = xfs_dir2_db_off_to_dataptr(geo, geo->datablk, + (xfs_dir2_data_aoff_t) + ((char *)dep - (char *)hdr)); name.name = dep->name; name.len = dep->namelen; hash = mp->m_dirnameops->hashname(&name); @@ -329,12 +331,11 @@ xfs_dir3_data_read( int xfs_dir3_data_readahead( - struct xfs_trans *tp, struct xfs_inode *dp, xfs_dablk_t bno, xfs_daddr_t mapped_bno) { - return xfs_da_reada_buf(tp, dp, bno, mapped_bno, + return xfs_da_reada_buf(dp, bno, mapped_bno, XFS_DATA_FORK, &xfs_dir3_data_reada_buf_ops); } @@ -510,6 +511,7 @@ xfs_dir2_data_freescan( struct xfs_dir2_data_free *bf; char *endp; /* end of block's data */ char *p; /* current entry pointer */ + struct xfs_da_geometry *geo = dp->i_mount->m_dir_geo; ASSERT(hdr->magic == cpu_to_be32(XFS_DIR2_DATA_MAGIC) || hdr->magic == cpu_to_be32(XFS_DIR3_DATA_MAGIC) || @@ -528,10 +530,10 @@ xfs_dir2_data_freescan( p = (char *)dp->d_ops->data_entry_p(hdr); if (hdr->magic == cpu_to_be32(XFS_DIR2_BLOCK_MAGIC) || hdr->magic == cpu_to_be32(XFS_DIR3_BLOCK_MAGIC)) { - btp = xfs_dir2_block_tail_p(dp->i_mount, hdr); + btp = xfs_dir2_block_tail_p(geo, hdr); endp = (char *)xfs_dir2_block_leaf_p(btp); } else - endp = (char *)hdr + dp->i_mount->m_dirblksize; + endp = (char *)hdr + geo->blksize; /* * Loop over the block's entries. */ @@ -585,8 +587,8 @@ xfs_dir3_data_init( /* * Get the buffer set up for the block. */ - error = xfs_da_get_buf(tp, dp, xfs_dir2_db_to_da(mp, blkno), -1, &bp, - XFS_DATA_FORK); + error = xfs_da_get_buf(tp, dp, xfs_dir2_db_to_da(args->geo, blkno), + -1, &bp, XFS_DATA_FORK); if (error) return error; bp->b_ops = &xfs_dir3_data_buf_ops; @@ -621,15 +623,15 @@ xfs_dir3_data_init( dup = dp->d_ops->data_unused_p(hdr); dup->freetag = cpu_to_be16(XFS_DIR2_DATA_FREE_TAG); - t = mp->m_dirblksize - (uint)dp->d_ops->data_entry_offset; + t = args->geo->blksize - (uint)dp->d_ops->data_entry_offset; bf[0].length = cpu_to_be16(t); dup->length = cpu_to_be16(t); *xfs_dir2_data_unused_tag_p(dup) = cpu_to_be16((char *)dup - (char *)hdr); /* * Log it and return it. */ - xfs_dir2_data_log_header(tp, dp, bp); - xfs_dir2_data_log_unused(tp, bp, dup); + xfs_dir2_data_log_header(args, bp); + xfs_dir2_data_log_unused(args, bp, dup); *bpp = bp; return 0; } @@ -639,8 +641,7 @@ xfs_dir3_data_init( */ void xfs_dir2_data_log_entry( - struct xfs_trans *tp, - struct xfs_inode *dp, + struct xfs_da_args *args, struct xfs_buf *bp, xfs_dir2_data_entry_t *dep) /* data entry pointer */ { @@ -651,8 +652,8 @@ xfs_dir2_data_log_entry( hdr->magic == cpu_to_be32(XFS_DIR2_BLOCK_MAGIC) || hdr->magic == cpu_to_be32(XFS_DIR3_BLOCK_MAGIC)); - xfs_trans_log_buf(tp, bp, (uint)((char *)dep - (char *)hdr), - (uint)((char *)(dp->d_ops->data_entry_tag_p(dep) + 1) - + xfs_trans_log_buf(args->trans, bp, (uint)((char *)dep - (char *)hdr), + (uint)((char *)(args->dp->d_ops->data_entry_tag_p(dep) + 1) - (char *)hdr - 1)); } @@ -661,8 +662,7 @@ xfs_dir2_data_log_entry( */ void xfs_dir2_data_log_header( - struct xfs_trans *tp, - struct xfs_inode *dp, + struct xfs_da_args *args, struct xfs_buf *bp) { #ifdef DEBUG @@ -674,7 +674,8 @@ xfs_dir2_data_log_header( hdr->magic == cpu_to_be32(XFS_DIR3_BLOCK_MAGIC)); #endif - xfs_trans_log_buf(tp, bp, 0, dp->d_ops->data_entry_offset - 1); + xfs_trans_log_buf(args->trans, bp, 0, + args->dp->d_ops->data_entry_offset - 1); } /* @@ -682,7 +683,7 @@ xfs_dir2_data_log_header( */ void xfs_dir2_data_log_unused( - struct xfs_trans *tp, + struct xfs_da_args *args, struct xfs_buf *bp, xfs_dir2_data_unused_t *dup) /* data unused pointer */ { @@ -696,13 +697,13 @@ xfs_dir2_data_log_unused( /* * Log the first part of the unused entry. */ - xfs_trans_log_buf(tp, bp, (uint)((char *)dup - (char *)hdr), + xfs_trans_log_buf(args->trans, bp, (uint)((char *)dup - (char *)hdr), (uint)((char *)&dup->length + sizeof(dup->length) - 1 - (char *)hdr)); /* * Log the end (tag) of the unused entry. */ - xfs_trans_log_buf(tp, bp, + xfs_trans_log_buf(args->trans, bp, (uint)((char *)xfs_dir2_data_unused_tag_p(dup) - (char *)hdr), (uint)((char *)xfs_dir2_data_unused_tag_p(dup) - (char *)hdr + sizeof(xfs_dir2_data_off_t) - 1)); @@ -714,8 +715,7 @@ xfs_dir2_data_log_unused( */ void xfs_dir2_data_make_free( - struct xfs_trans *tp, - struct xfs_inode *dp, + struct xfs_da_args *args, struct xfs_buf *bp, xfs_dir2_data_aoff_t offset, /* starting byte offset */ xfs_dir2_data_aoff_t len, /* length in bytes */ @@ -725,14 +725,12 @@ xfs_dir2_data_make_free( xfs_dir2_data_hdr_t *hdr; /* data block pointer */ xfs_dir2_data_free_t *dfp; /* bestfree pointer */ char *endptr; /* end of data area */ - xfs_mount_t *mp; /* filesystem mount point */ int needscan; /* need to regen bestfree */ xfs_dir2_data_unused_t *newdup; /* new unused entry */ xfs_dir2_data_unused_t *postdup; /* unused entry after us */ xfs_dir2_data_unused_t *prevdup; /* unused entry before us */ struct xfs_dir2_data_free *bf; - mp = tp->t_mountp; hdr = bp->b_addr; /* @@ -740,20 +738,20 @@ xfs_dir2_data_make_free( */ if (hdr->magic == cpu_to_be32(XFS_DIR2_DATA_MAGIC) || hdr->magic == cpu_to_be32(XFS_DIR3_DATA_MAGIC)) - endptr = (char *)hdr + mp->m_dirblksize; + endptr = (char *)hdr + args->geo->blksize; else { xfs_dir2_block_tail_t *btp; /* block tail */ ASSERT(hdr->magic == cpu_to_be32(XFS_DIR2_BLOCK_MAGIC) || hdr->magic == cpu_to_be32(XFS_DIR3_BLOCK_MAGIC)); - btp = xfs_dir2_block_tail_p(mp, hdr); + btp = xfs_dir2_block_tail_p(args->geo, hdr); endptr = (char *)xfs_dir2_block_leaf_p(btp); } /* * If this isn't the start of the block, then back up to * the previous entry and see if it's free. */ - if (offset > dp->d_ops->data_entry_offset) { + if (offset > args->dp->d_ops->data_entry_offset) { __be16 *tagp; /* tag just before us */ tagp = (__be16 *)((char *)hdr + offset) - 1; @@ -779,7 +777,7 @@ xfs_dir2_data_make_free( * Previous and following entries are both free, * merge everything into a single free entry. */ - bf = dp->d_ops->data_bestfree_p(hdr); + bf = args->dp->d_ops->data_bestfree_p(hdr); if (prevdup && postdup) { xfs_dir2_data_free_t *dfp2; /* another bestfree pointer */ @@ -801,7 +799,7 @@ xfs_dir2_data_make_free( be16_add_cpu(&prevdup->length, len + be16_to_cpu(postdup->length)); *xfs_dir2_data_unused_tag_p(prevdup) = cpu_to_be16((char *)prevdup - (char *)hdr); - xfs_dir2_data_log_unused(tp, bp, prevdup); + xfs_dir2_data_log_unused(args, bp, prevdup); if (!needscan) { /* * Has to be the case that entries 0 and 1 are @@ -836,7 +834,7 @@ xfs_dir2_data_make_free( be16_add_cpu(&prevdup->length, len); *xfs_dir2_data_unused_tag_p(prevdup) = cpu_to_be16((char *)prevdup - (char *)hdr); - xfs_dir2_data_log_unused(tp, bp, prevdup); + xfs_dir2_data_log_unused(args, bp, prevdup); /* * If the previous entry was in the table, the new entry * is longer, so it will be in the table too. Remove @@ -864,7 +862,7 @@ xfs_dir2_data_make_free( newdup->length = cpu_to_be16(len + be16_to_cpu(postdup->length)); *xfs_dir2_data_unused_tag_p(newdup) = cpu_to_be16((char *)newdup - (char *)hdr); - xfs_dir2_data_log_unused(tp, bp, newdup); + xfs_dir2_data_log_unused(args, bp, newdup); /* * If the following entry was in the table, the new entry * is longer, so it will be in the table too. Remove @@ -891,7 +889,7 @@ xfs_dir2_data_make_free( newdup->length = cpu_to_be16(len); *xfs_dir2_data_unused_tag_p(newdup) = cpu_to_be16((char *)newdup - (char *)hdr); - xfs_dir2_data_log_unused(tp, bp, newdup); + xfs_dir2_data_log_unused(args, bp, newdup); xfs_dir2_data_freeinsert(hdr, bf, newdup, needlogp); } *needscanp = needscan; @@ -902,8 +900,7 @@ xfs_dir2_data_make_free( */ void xfs_dir2_data_use_free( - struct xfs_trans *tp, - struct xfs_inode *dp, + struct xfs_da_args *args, struct xfs_buf *bp, xfs_dir2_data_unused_t *dup, /* unused entry */ xfs_dir2_data_aoff_t offset, /* starting offset to use */ @@ -934,7 +931,7 @@ xfs_dir2_data_use_free( * Look up the entry in the bestfree table. */ oldlen = be16_to_cpu(dup->length); - bf = dp->d_ops->data_bestfree_p(hdr); + bf = args->dp->d_ops->data_bestfree_p(hdr); dfp = xfs_dir2_data_freefind(hdr, bf, dup); ASSERT(dfp || oldlen <= be16_to_cpu(bf[2].length)); /* @@ -966,7 +963,7 @@ xfs_dir2_data_use_free( newdup->length = cpu_to_be16(oldlen - len); *xfs_dir2_data_unused_tag_p(newdup) = cpu_to_be16((char *)newdup - (char *)hdr); - xfs_dir2_data_log_unused(tp, bp, newdup); + xfs_dir2_data_log_unused(args, bp, newdup); /* * If it was in the table, remove it and add the new one. */ @@ -994,7 +991,7 @@ xfs_dir2_data_use_free( newdup->length = cpu_to_be16(((char *)hdr + offset) - (char *)newdup); *xfs_dir2_data_unused_tag_p(newdup) = cpu_to_be16((char *)newdup - (char *)hdr); - xfs_dir2_data_log_unused(tp, bp, newdup); + xfs_dir2_data_log_unused(args, bp, newdup); /* * If it was in the table, remove it and add the new one. */ @@ -1022,13 +1019,13 @@ xfs_dir2_data_use_free( newdup->length = cpu_to_be16(((char *)hdr + offset) - (char *)newdup); *xfs_dir2_data_unused_tag_p(newdup) = cpu_to_be16((char *)newdup - (char *)hdr); - xfs_dir2_data_log_unused(tp, bp, newdup); + xfs_dir2_data_log_unused(args, bp, newdup); newdup2 = (xfs_dir2_data_unused_t *)((char *)hdr + offset + len); newdup2->freetag = cpu_to_be16(XFS_DIR2_DATA_FREE_TAG); newdup2->length = cpu_to_be16(oldlen - len - be16_to_cpu(newdup->length)); *xfs_dir2_data_unused_tag_p(newdup2) = cpu_to_be16((char *)newdup2 - (char *)hdr); - xfs_dir2_data_log_unused(tp, bp, newdup2); + xfs_dir2_data_log_unused(args, bp, newdup2); /* * If the old entry was in the table, we need to scan * if the 3rd entry was valid, since these entries |