xfs_dir2_dataptr_t dot_offset;
xfs_dir2_dataptr_t dotdot_offset;
xfs_ino_t ino;
+ struct xfs_da_geometry *geo;
mp = dp->i_mount;
+ geo = mp->m_dir_geo;
ASSERT(dp->i_df.if_flags & XFS_IFINLINE);
/*
/*
* If the block number in the offset is out of range, we're done.
*/
- if (xfs_dir2_dataptr_to_db(mp, ctx->pos) > mp->m_dirdatablk)
+ if (xfs_dir2_dataptr_to_db(geo, ctx->pos) > geo->datablk)
return 0;
/*
* Precalculate offsets for . and .. as we will always need them.
*
* XXX(hch): the second argument is sometimes 0 and sometimes
- * mp->m_dirdatablk.
+ * geo->datablk
*/
- dot_offset = xfs_dir2_db_off_to_dataptr(mp, mp->m_dirdatablk,
+ dot_offset = xfs_dir2_db_off_to_dataptr(geo, geo->datablk,
dp->d_ops->data_dot_offset);
- dotdot_offset = xfs_dir2_db_off_to_dataptr(mp, mp->m_dirdatablk,
+ dotdot_offset = xfs_dir2_db_off_to_dataptr(geo, geo->datablk,
dp->d_ops->data_dotdot_offset);
/*
for (i = 0; i < sfp->count; i++) {
__uint8_t filetype;
- off = xfs_dir2_db_off_to_dataptr(mp, mp->m_dirdatablk,
+ off = xfs_dir2_db_off_to_dataptr(geo, geo->datablk,
xfs_dir2_sf_get_offset(sfep));
if (ctx->pos > off) {
sfep = dp->d_ops->sf_nextentry(sfp, sfep);
}
- ctx->pos = xfs_dir2_db_off_to_dataptr(mp, mp->m_dirdatablk + 1, 0) &
+ ctx->pos = xfs_dir2_db_off_to_dataptr(geo, geo->datablk + 1, 0) &
0x7fffffff;
return 0;
}
char *ptr; /* current data entry */
int wantoff; /* starting block offset */
xfs_off_t cook;
+ struct xfs_da_geometry *geo;
mp = dp->i_mount;
+ geo = mp->m_dir_geo;
/*
* If the block number in the offset is out of range, we're done.
*/
- if (xfs_dir2_dataptr_to_db(mp, ctx->pos) > mp->m_dirdatablk)
+ if (xfs_dir2_dataptr_to_db(geo, ctx->pos) > geo->datablk)
return 0;
error = xfs_dir3_block_read(NULL, dp, &bp);
* Extract the byte offset we start at from the seek pointer.
* We'll skip entries before this.
*/
- wantoff = xfs_dir2_dataptr_to_off(mp, ctx->pos);
+ wantoff = xfs_dir2_dataptr_to_off(geo, ctx->pos);
hdr = bp->b_addr;
xfs_dir3_data_check(dp, bp);
/*
if ((char *)dep - (char *)hdr < wantoff)
continue;
- cook = xfs_dir2_db_off_to_dataptr(mp, mp->m_dirdatablk,
+ cook = xfs_dir2_db_off_to_dataptr(geo, geo->datablk,
(char *)dep - (char *)hdr);
ctx->pos = cook & 0x7fffffff;
* Reached the end of the block.
* Set the offset to a non-existent block 1 and return.
*/
- ctx->pos = xfs_dir2_db_off_to_dataptr(mp, mp->m_dirdatablk + 1, 0) &
+ ctx->pos = xfs_dir2_db_off_to_dataptr(geo, geo->datablk + 1, 0) &
0x7fffffff;
xfs_trans_brelse(NULL, bp);
return 0;
int length;
int i;
int j;
+ struct xfs_da_geometry *geo = mp->m_dir_geo;
/*
* If we have a buffer, we need to release it and
if (bp) {
xfs_trans_brelse(NULL, bp);
bp = NULL;
- mip->map_blocks -= mp->m_dirblkfsbs;
+ mip->map_blocks -= geo->fsbcount;
/*
* Loop to get rid of the extents for the
* directory block.
*/
- for (i = mp->m_dirblkfsbs; i > 0; ) {
+ for (i = geo->fsbcount; i > 0; ) {
j = min_t(int, map->br_blockcount, i);
map->br_blockcount -= j;
map->br_startblock += j;
* run out of data blocks, get some more mappings.
*/
if (1 + mip->ra_want > mip->map_blocks &&
- mip->map_off < xfs_dir2_byte_to_da(mp, XFS_DIR2_LEAF_OFFSET)) {
+ mip->map_off < xfs_dir2_byte_to_da(geo, XFS_DIR2_LEAF_OFFSET)) {
/*
* Get more bmaps, fill in after the ones
* we already have in the table.
*/
mip->nmap = mip->map_size - mip->map_valid;
error = xfs_bmapi_read(dp, mip->map_off,
- xfs_dir2_byte_to_da(mp, XFS_DIR2_LEAF_OFFSET) -
+ xfs_dir2_byte_to_da(geo, XFS_DIR2_LEAF_OFFSET) -
mip->map_off,
&map[mip->map_valid], &mip->nmap, 0);
i = mip->map_valid + mip->nmap - 1;
mip->map_off = map[i].br_startoff + map[i].br_blockcount;
} else
- mip->map_off = xfs_dir2_byte_to_da(mp,
+ mip->map_off = xfs_dir2_byte_to_da(geo,
XFS_DIR2_LEAF_OFFSET);
/*
* No valid mappings, so no more data blocks.
*/
if (!mip->map_valid) {
- *curoff = xfs_dir2_da_to_byte(mp, mip->map_off);
+ *curoff = xfs_dir2_da_to_byte(geo, mip->map_off);
goto out;
}
/*
* Read the directory block starting at the first mapping.
*/
- mip->curdb = xfs_dir2_da_to_db(mp, map->br_startoff);
+ mip->curdb = xfs_dir2_da_to_db(geo, map->br_startoff);
error = xfs_dir3_data_read(NULL, dp, map->br_startoff,
- map->br_blockcount >= mp->m_dirblkfsbs ?
+ map->br_blockcount >= geo->fsbcount ?
XFS_FSB_TO_DADDR(mp, map->br_startblock) : -1, &bp);
/*
* was previously ra.
*/
if (mip->ra_current)
- mip->ra_current -= mp->m_dirblkfsbs;
+ mip->ra_current -= geo->fsbcount;
/*
* Do we need more readahead?
blk_start_plug(&plug);
for (mip->ra_index = mip->ra_offset = i = 0;
mip->ra_want > mip->ra_current && i < mip->map_blocks;
- i += mp->m_dirblkfsbs) {
+ i += geo->fsbcount) {
ASSERT(mip->ra_index < mip->map_valid);
/*
* Read-ahead a contiguous directory block.
*/
if (i > mip->ra_current &&
- map[mip->ra_index].br_blockcount >= mp->m_dirblkfsbs) {
- xfs_dir3_data_readahead(NULL, dp,
+ map[mip->ra_index].br_blockcount >= geo->fsbcount) {
+ xfs_dir3_data_readahead(dp,
map[mip->ra_index].br_startoff + mip->ra_offset,
XFS_FSB_TO_DADDR(mp,
map[mip->ra_index].br_startblock +
* use our mapping, but this is a very rare case.
*/
else if (i > mip->ra_current) {
- xfs_dir3_data_readahead(NULL, dp,
+ xfs_dir3_data_readahead(dp,
map[mip->ra_index].br_startoff +
mip->ra_offset, -1);
mip->ra_current = i;
/*
* Advance offset through the mapping table.
*/
- for (j = 0; j < mp->m_dirblkfsbs; j++) {
+ for (j = 0; j < geo->fsbcount; j += length ) {
/*
* The rest of this extent but not more than a dir
* block.
*/
- length = min_t(int, mp->m_dirblkfsbs,
+ length = min_t(int, geo->fsbcount,
map[mip->ra_index].br_blockcount -
mip->ra_offset);
- j += length;
mip->ra_offset += length;
/*
xfs_dir2_off_t newoff; /* new curoff after new blk */
char *ptr = NULL; /* pointer to current data */
struct xfs_dir2_leaf_map_info *map_info;
+ struct xfs_da_geometry *geo;
/*
* If the offset is at or past the largest allowed value,
return 0;
mp = dp->i_mount;
+ geo = mp->m_dir_geo;
/*
* Set up to bmap a number of blocks based on the caller's
* Inside the loop we keep the main offset value as a byte offset
* in the directory file.
*/
- curoff = xfs_dir2_dataptr_to_byte(mp, ctx->pos);
+ curoff = xfs_dir2_dataptr_to_byte(ctx->pos);
/*
* Force this conversion through db so we truncate the offset
* down to get the start of the data block.
*/
- map_info->map_off = xfs_dir2_db_to_da(mp,
- xfs_dir2_byte_to_db(mp, curoff));
+ map_info->map_off = xfs_dir2_db_to_da(geo,
+ xfs_dir2_byte_to_db(geo, curoff));
/*
* Loop over directory entries until we reach the end offset.
/*
* 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.
*/
* Make sure we're in the right block.
*/
else if (curoff > newoff)
- ASSERT(xfs_dir2_byte_to_db(mp, curoff) ==
+ ASSERT(xfs_dir2_byte_to_db(geo, curoff) ==
map_info->curdb);
hdr = bp->b_addr;
xfs_dir3_data_check(dp, bp);
* 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.
*/
* Now set our real offset.
*/
curoff =
- xfs_dir2_db_off_to_byte(mp,
- xfs_dir2_byte_to_db(mp, curoff),
+ xfs_dir2_db_off_to_byte(geo,
+ xfs_dir2_byte_to_db(geo, curoff),
(char *)ptr - (char *)hdr);
if (ptr >= (char *)hdr + mp->m_dirblksize) {
continue;
length = dp->d_ops->data_entsize(dep->namelen);
filetype = dp->d_ops->data_get_ftype(dep);
- ctx->pos = xfs_dir2_byte_to_dataptr(mp, curoff) & 0x7fffffff;
+ ctx->pos = xfs_dir2_byte_to_dataptr(curoff) & 0x7fffffff;
if (!dir_emit(ctx, (char *)dep->name, dep->namelen,
be64_to_cpu(dep->inumber),
xfs_dir3_get_dtype(mp, filetype)))
/*
* All done. Set output offset value to current offset.
*/
- if (curoff > xfs_dir2_dataptr_to_byte(mp, XFS_DIR2_MAX_DATAPTR))
+ if (curoff > xfs_dir2_dataptr_to_byte(XFS_DIR2_MAX_DATAPTR))
ctx->pos = XFS_DIR2_MAX_DATAPTR & 0x7fffffff;
else
- ctx->pos = xfs_dir2_byte_to_dataptr(mp, curoff) & 0x7fffffff;
+ ctx->pos = xfs_dir2_byte_to_dataptr(curoff) & 0x7fffffff;
kmem_free(map_info);
if (bp)
xfs_trans_brelse(NULL, bp);
lock_mode = xfs_ilock_data_map_shared(dp);
if (dp->i_d.di_format == XFS_DINODE_FMT_LOCAL)
rval = xfs_dir2_sf_getdents(dp, ctx);
- else if ((rval = xfs_dir2_isblock(NULL, dp, &v)))
+ else if ((rval = xfs_dir2_isblock(dp, &v)))
;
else if (v)
rval = xfs_dir2_block_getdents(dp, ctx);
projects / deliverable / linux.git / blobdiff