2 * Copyright (c) 2000-2003,2005 Silicon Graphics, Inc.
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License as
7 * published by the Free Software Foundation.
9 * This program is distributed in the hope that it would be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write the Free Software Foundation,
16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
20 #include "xfs_types.h"
23 #include "xfs_trans.h"
27 #include "xfs_mount.h"
28 #include "xfs_da_btree.h"
29 #include "xfs_bmap_btree.h"
30 #include "xfs_dir2_sf.h"
31 #include "xfs_dinode.h"
32 #include "xfs_inode.h"
33 #include "xfs_inode_item.h"
34 #include "xfs_error.h"
35 #include "xfs_dir2_data.h"
36 #include "xfs_dir2_leaf.h"
37 #include "xfs_dir2_block.h"
38 #include "xfs_trace.h"
41 * Prototypes for internal functions.
43 static void xfs_dir2_sf_addname_easy(xfs_da_args_t
*args
,
44 xfs_dir2_sf_entry_t
*sfep
,
45 xfs_dir2_data_aoff_t offset
,
47 static void xfs_dir2_sf_addname_hard(xfs_da_args_t
*args
, int objchange
,
49 static int xfs_dir2_sf_addname_pick(xfs_da_args_t
*args
, int objchange
,
50 xfs_dir2_sf_entry_t
**sfepp
,
51 xfs_dir2_data_aoff_t
*offsetp
);
53 static void xfs_dir2_sf_check(xfs_da_args_t
*args
);
55 #define xfs_dir2_sf_check(args)
58 static void xfs_dir2_sf_toino4(xfs_da_args_t
*args
);
59 static void xfs_dir2_sf_toino8(xfs_da_args_t
*args
);
60 #endif /* XFS_BIG_INUMS */
63 * Inode numbers in short-form directories can come in two versions,
64 * either 4 bytes or 8 bytes wide. These helpers deal with the
65 * two forms transparently by looking at the headers i8count field.
67 * For 64-bit inode number the most significant byte must be zero.
71 struct xfs_dir2_sf_hdr
*hdr
,
72 xfs_dir2_inou_t
*from
)
75 return get_unaligned_be64(&from
->i8
.i
) & 0x00ffffffffffffffULL
;
77 return get_unaligned_be32(&from
->i4
.i
);
82 struct xfs_dir2_sf_hdr
*hdr
,
86 ASSERT((ino
& 0xff00000000000000ULL
) == 0);
89 put_unaligned_be64(ino
, &to
->i8
.i
);
91 put_unaligned_be32(ino
, &to
->i4
.i
);
95 xfs_dir2_sf_get_parent_ino(
96 struct xfs_dir2_sf_hdr
*hdr
)
98 return xfs_dir2_sf_get_ino(hdr
, &hdr
->parent
);
102 xfs_dir2_sf_put_parent_ino(
103 struct xfs_dir2_sf_hdr
*hdr
,
106 xfs_dir2_sf_put_ino(hdr
, &hdr
->parent
, ino
);
110 * In short-form directory entries the inode numbers are stored at variable
111 * offset behind the entry name. The inode numbers may only be accessed
112 * through the helpers below.
114 static xfs_dir2_inou_t
*
116 struct xfs_dir2_sf_entry
*sfep
)
118 return (xfs_dir2_inou_t
*)&sfep
->name
[sfep
->namelen
];
122 xfs_dir2_sfe_get_ino(
123 struct xfs_dir2_sf_hdr
*hdr
,
124 struct xfs_dir2_sf_entry
*sfep
)
126 return xfs_dir2_sf_get_ino(hdr
, xfs_dir2_sfe_inop(sfep
));
130 xfs_dir2_sfe_put_ino(
131 struct xfs_dir2_sf_hdr
*hdr
,
132 struct xfs_dir2_sf_entry
*sfep
,
135 xfs_dir2_sf_put_ino(hdr
, xfs_dir2_sfe_inop(sfep
), ino
);
139 * Given a block directory (dp/block), calculate its size as a shortform (sf)
140 * directory and a header for the sf directory, if it will fit it the
141 * space currently present in the inode. If it won't fit, the output
142 * size is too big (but not accurate).
144 int /* size for sf form */
145 xfs_dir2_block_sfsize(
146 xfs_inode_t
*dp
, /* incore inode pointer */
147 xfs_dir2_data_hdr_t
*hdr
, /* block directory data */
148 xfs_dir2_sf_hdr_t
*sfhp
) /* output: header for sf form */
150 xfs_dir2_dataptr_t addr
; /* data entry address */
151 xfs_dir2_leaf_entry_t
*blp
; /* leaf area of the block */
152 xfs_dir2_block_tail_t
*btp
; /* tail area of the block */
153 int count
; /* shortform entry count */
154 xfs_dir2_data_entry_t
*dep
; /* data entry in the block */
155 int i
; /* block entry index */
156 int i8count
; /* count of big-inode entries */
157 int isdot
; /* entry is "." */
158 int isdotdot
; /* entry is ".." */
159 xfs_mount_t
*mp
; /* mount structure pointer */
160 int namelen
; /* total name bytes */
161 xfs_ino_t parent
= 0; /* parent inode number */
162 int size
=0; /* total computed size */
166 count
= i8count
= namelen
= 0;
167 btp
= xfs_dir2_block_tail_p(mp
, hdr
);
168 blp
= xfs_dir2_block_leaf_p(btp
);
171 * Iterate over the block's data entries by using the leaf pointers.
173 for (i
= 0; i
< be32_to_cpu(btp
->count
); i
++) {
174 if ((addr
= be32_to_cpu(blp
[i
].address
)) == XFS_DIR2_NULL_DATAPTR
)
177 * Calculate the pointer to the entry at hand.
179 dep
= (xfs_dir2_data_entry_t
*)
180 ((char *)hdr
+ xfs_dir2_dataptr_to_off(mp
, addr
));
182 * Detect . and .., so we can special-case them.
183 * . is not included in sf directories.
184 * .. is included by just the parent inode number.
186 isdot
= dep
->namelen
== 1 && dep
->name
[0] == '.';
189 dep
->name
[0] == '.' && dep
->name
[1] == '.';
192 i8count
+= be64_to_cpu(dep
->inumber
) > XFS_DIR2_MAX_SHORT_INUM
;
194 if (!isdot
&& !isdotdot
) {
196 namelen
+= dep
->namelen
;
198 parent
= be64_to_cpu(dep
->inumber
);
200 * Calculate the new size, see if we should give up yet.
202 size
= xfs_dir2_sf_hdr_size(i8count
) + /* header */
203 count
+ /* namelen */
204 count
* (uint
)sizeof(xfs_dir2_sf_off_t
) + /* offset */
206 (i8count
? /* inumber */
207 (uint
)sizeof(xfs_dir2_ino8_t
) * count
:
208 (uint
)sizeof(xfs_dir2_ino4_t
) * count
);
209 if (size
> XFS_IFORK_DSIZE(dp
))
210 return size
; /* size value is a failure */
213 * Create the output header, if it worked.
216 sfhp
->i8count
= i8count
;
217 xfs_dir2_sf_put_parent_ino(sfhp
, parent
);
222 * Convert a block format directory to shortform.
223 * Caller has already checked that it will fit, and built us a header.
226 xfs_dir2_block_to_sf(
227 xfs_da_args_t
*args
, /* operation arguments */
228 xfs_dabuf_t
*bp
, /* block buffer */
229 int size
, /* shortform directory size */
230 xfs_dir2_sf_hdr_t
*sfhp
) /* shortform directory hdr */
232 xfs_dir2_data_hdr_t
*hdr
; /* block header */
233 xfs_dir2_block_tail_t
*btp
; /* block tail pointer */
234 xfs_dir2_data_entry_t
*dep
; /* data entry pointer */
235 xfs_inode_t
*dp
; /* incore directory inode */
236 xfs_dir2_data_unused_t
*dup
; /* unused data pointer */
237 char *endptr
; /* end of data entries */
238 int error
; /* error return value */
239 int logflags
; /* inode logging flags */
240 xfs_mount_t
*mp
; /* filesystem mount point */
241 char *ptr
; /* current data pointer */
242 xfs_dir2_sf_entry_t
*sfep
; /* shortform entry */
243 xfs_dir2_sf_hdr_t
*sfp
; /* shortform directory header */
245 trace_xfs_dir2_block_to_sf(args
);
251 * Make a copy of the block data, so we can shrink the inode
252 * and add local data.
254 hdr
= kmem_alloc(mp
->m_dirblksize
, KM_SLEEP
);
255 memcpy(hdr
, bp
->data
, mp
->m_dirblksize
);
256 logflags
= XFS_ILOG_CORE
;
257 if ((error
= xfs_dir2_shrink_inode(args
, mp
->m_dirdatablk
, bp
))) {
258 ASSERT(error
!= ENOSPC
);
263 * The buffer is now unconditionally gone, whether
264 * xfs_dir2_shrink_inode worked or not.
266 * Convert the inode to local format.
268 dp
->i_df
.if_flags
&= ~XFS_IFEXTENTS
;
269 dp
->i_df
.if_flags
|= XFS_IFINLINE
;
270 dp
->i_d
.di_format
= XFS_DINODE_FMT_LOCAL
;
271 ASSERT(dp
->i_df
.if_bytes
== 0);
272 xfs_idata_realloc(dp
, size
, XFS_DATA_FORK
);
273 logflags
|= XFS_ILOG_DDATA
;
275 * Copy the header into the newly allocate local space.
277 sfp
= (xfs_dir2_sf_hdr_t
*)dp
->i_df
.if_u1
.if_data
;
278 memcpy(sfp
, sfhp
, xfs_dir2_sf_hdr_size(sfhp
->i8count
));
279 dp
->i_d
.di_size
= size
;
281 * Set up to loop over the block's entries.
283 btp
= xfs_dir2_block_tail_p(mp
, hdr
);
284 ptr
= (char *)(hdr
+ 1);
285 endptr
= (char *)xfs_dir2_block_leaf_p(btp
);
286 sfep
= xfs_dir2_sf_firstentry(sfp
);
288 * Loop over the active and unused entries.
289 * Stop when we reach the leaf/tail portion of the block.
291 while (ptr
< endptr
) {
293 * If it's unused, just skip over it.
295 dup
= (xfs_dir2_data_unused_t
*)ptr
;
296 if (be16_to_cpu(dup
->freetag
) == XFS_DIR2_DATA_FREE_TAG
) {
297 ptr
+= be16_to_cpu(dup
->length
);
300 dep
= (xfs_dir2_data_entry_t
*)ptr
;
304 if (dep
->namelen
== 1 && dep
->name
[0] == '.')
305 ASSERT(be64_to_cpu(dep
->inumber
) == dp
->i_ino
);
307 * Skip .., but make sure the inode number is right.
309 else if (dep
->namelen
== 2 &&
310 dep
->name
[0] == '.' && dep
->name
[1] == '.')
311 ASSERT(be64_to_cpu(dep
->inumber
) ==
312 xfs_dir2_sf_get_parent_ino(sfp
));
314 * Normal entry, copy it into shortform.
317 sfep
->namelen
= dep
->namelen
;
318 xfs_dir2_sf_put_offset(sfep
,
319 (xfs_dir2_data_aoff_t
)
320 ((char *)dep
- (char *)hdr
));
321 memcpy(sfep
->name
, dep
->name
, dep
->namelen
);
322 xfs_dir2_sfe_put_ino(sfp
, sfep
,
323 be64_to_cpu(dep
->inumber
));
325 sfep
= xfs_dir2_sf_nextentry(sfp
, sfep
);
327 ptr
+= xfs_dir2_data_entsize(dep
->namelen
);
329 ASSERT((char *)sfep
- (char *)sfp
== size
);
330 xfs_dir2_sf_check(args
);
332 xfs_trans_log_inode(args
->trans
, dp
, logflags
);
338 * Add a name to a shortform directory.
339 * There are two algorithms, "easy" and "hard" which we decide on
340 * before changing anything.
341 * Convert to block form if necessary, if the new entry won't fit.
345 xfs_da_args_t
*args
) /* operation arguments */
347 int add_entsize
; /* size of the new entry */
348 xfs_inode_t
*dp
; /* incore directory inode */
349 int error
; /* error return value */
350 int incr_isize
; /* total change in size */
351 int new_isize
; /* di_size after adding name */
352 int objchange
; /* changing to 8-byte inodes */
353 xfs_dir2_data_aoff_t offset
= 0; /* offset for new entry */
354 int old_isize
; /* di_size before adding name */
355 int pick
; /* which algorithm to use */
356 xfs_dir2_sf_hdr_t
*sfp
; /* shortform structure */
357 xfs_dir2_sf_entry_t
*sfep
= NULL
; /* shortform entry */
359 trace_xfs_dir2_sf_addname(args
);
361 ASSERT(xfs_dir2_sf_lookup(args
) == ENOENT
);
363 ASSERT(dp
->i_df
.if_flags
& XFS_IFINLINE
);
365 * Make sure the shortform value has some of its header.
367 if (dp
->i_d
.di_size
< offsetof(xfs_dir2_sf_hdr_t
, parent
)) {
368 ASSERT(XFS_FORCED_SHUTDOWN(dp
->i_mount
));
369 return XFS_ERROR(EIO
);
371 ASSERT(dp
->i_df
.if_bytes
== dp
->i_d
.di_size
);
372 ASSERT(dp
->i_df
.if_u1
.if_data
!= NULL
);
373 sfp
= (xfs_dir2_sf_hdr_t
*)dp
->i_df
.if_u1
.if_data
;
374 ASSERT(dp
->i_d
.di_size
>= xfs_dir2_sf_hdr_size(sfp
->i8count
));
376 * Compute entry (and change in) size.
378 add_entsize
= xfs_dir2_sf_entsize(sfp
, args
->namelen
);
379 incr_isize
= add_entsize
;
383 * Do we have to change to 8 byte inodes?
385 if (args
->inumber
> XFS_DIR2_MAX_SHORT_INUM
&& sfp
->i8count
== 0) {
387 * Yes, adjust the entry size and the total size.
390 (uint
)sizeof(xfs_dir2_ino8_t
) -
391 (uint
)sizeof(xfs_dir2_ino4_t
);
394 ((uint
)sizeof(xfs_dir2_ino8_t
) -
395 (uint
)sizeof(xfs_dir2_ino4_t
));
399 old_isize
= (int)dp
->i_d
.di_size
;
400 new_isize
= old_isize
+ incr_isize
;
402 * Won't fit as shortform any more (due to size),
403 * or the pick routine says it won't (due to offset values).
405 if (new_isize
> XFS_IFORK_DSIZE(dp
) ||
407 xfs_dir2_sf_addname_pick(args
, objchange
, &sfep
, &offset
)) == 0) {
409 * Just checking or no space reservation, it doesn't fit.
411 if ((args
->op_flags
& XFS_DA_OP_JUSTCHECK
) || args
->total
== 0)
412 return XFS_ERROR(ENOSPC
);
414 * Convert to block form then add the name.
416 error
= xfs_dir2_sf_to_block(args
);
419 return xfs_dir2_block_addname(args
);
422 * Just checking, it fits.
424 if (args
->op_flags
& XFS_DA_OP_JUSTCHECK
)
427 * Do it the easy way - just add it at the end.
430 xfs_dir2_sf_addname_easy(args
, sfep
, offset
, new_isize
);
432 * Do it the hard way - look for a place to insert the new entry.
433 * Convert to 8 byte inode numbers first if necessary.
439 xfs_dir2_sf_toino8(args
);
441 xfs_dir2_sf_addname_hard(args
, objchange
, new_isize
);
443 xfs_trans_log_inode(args
->trans
, dp
, XFS_ILOG_CORE
| XFS_ILOG_DDATA
);
448 * Add the new entry the "easy" way.
449 * This is copying the old directory and adding the new entry at the end.
450 * Since it's sorted by "offset" we need room after the last offset
451 * that's already there, and then room to convert to a block directory.
452 * This is already checked by the pick routine.
455 xfs_dir2_sf_addname_easy(
456 xfs_da_args_t
*args
, /* operation arguments */
457 xfs_dir2_sf_entry_t
*sfep
, /* pointer to new entry */
458 xfs_dir2_data_aoff_t offset
, /* offset to use for new ent */
459 int new_isize
) /* new directory size */
461 int byteoff
; /* byte offset in sf dir */
462 xfs_inode_t
*dp
; /* incore directory inode */
463 xfs_dir2_sf_hdr_t
*sfp
; /* shortform structure */
467 sfp
= (xfs_dir2_sf_hdr_t
*)dp
->i_df
.if_u1
.if_data
;
468 byteoff
= (int)((char *)sfep
- (char *)sfp
);
470 * Grow the in-inode space.
472 xfs_idata_realloc(dp
, xfs_dir2_sf_entsize(sfp
, args
->namelen
),
475 * Need to set up again due to realloc of the inode data.
477 sfp
= (xfs_dir2_sf_hdr_t
*)dp
->i_df
.if_u1
.if_data
;
478 sfep
= (xfs_dir2_sf_entry_t
*)((char *)sfp
+ byteoff
);
480 * Fill in the new entry.
482 sfep
->namelen
= args
->namelen
;
483 xfs_dir2_sf_put_offset(sfep
, offset
);
484 memcpy(sfep
->name
, args
->name
, sfep
->namelen
);
485 xfs_dir2_sfe_put_ino(sfp
, sfep
, args
->inumber
);
487 * Update the header and inode.
491 if (args
->inumber
> XFS_DIR2_MAX_SHORT_INUM
)
494 dp
->i_d
.di_size
= new_isize
;
495 xfs_dir2_sf_check(args
);
499 * Add the new entry the "hard" way.
500 * The caller has already converted to 8 byte inode numbers if necessary,
501 * in which case we need to leave the i8count at 1.
502 * Find a hole that the new entry will fit into, and copy
503 * the first part of the entries, the new entry, and the last part of
508 xfs_dir2_sf_addname_hard(
509 xfs_da_args_t
*args
, /* operation arguments */
510 int objchange
, /* changing inode number size */
511 int new_isize
) /* new directory size */
513 int add_datasize
; /* data size need for new ent */
514 char *buf
; /* buffer for old */
515 xfs_inode_t
*dp
; /* incore directory inode */
516 int eof
; /* reached end of old dir */
517 int nbytes
; /* temp for byte copies */
518 xfs_dir2_data_aoff_t new_offset
; /* next offset value */
519 xfs_dir2_data_aoff_t offset
; /* current offset value */
520 int old_isize
; /* previous di_size */
521 xfs_dir2_sf_entry_t
*oldsfep
; /* entry in original dir */
522 xfs_dir2_sf_hdr_t
*oldsfp
; /* original shortform dir */
523 xfs_dir2_sf_entry_t
*sfep
; /* entry in new dir */
524 xfs_dir2_sf_hdr_t
*sfp
; /* new shortform dir */
527 * Copy the old directory to the stack buffer.
531 sfp
= (xfs_dir2_sf_hdr_t
*)dp
->i_df
.if_u1
.if_data
;
532 old_isize
= (int)dp
->i_d
.di_size
;
533 buf
= kmem_alloc(old_isize
, KM_SLEEP
);
534 oldsfp
= (xfs_dir2_sf_hdr_t
*)buf
;
535 memcpy(oldsfp
, sfp
, old_isize
);
537 * Loop over the old directory finding the place we're going
538 * to insert the new entry.
539 * If it's going to end up at the end then oldsfep will point there.
541 for (offset
= XFS_DIR2_DATA_FIRST_OFFSET
,
542 oldsfep
= xfs_dir2_sf_firstentry(oldsfp
),
543 add_datasize
= xfs_dir2_data_entsize(args
->namelen
),
544 eof
= (char *)oldsfep
== &buf
[old_isize
];
546 offset
= new_offset
+ xfs_dir2_data_entsize(oldsfep
->namelen
),
547 oldsfep
= xfs_dir2_sf_nextentry(oldsfp
, oldsfep
),
548 eof
= (char *)oldsfep
== &buf
[old_isize
]) {
549 new_offset
= xfs_dir2_sf_get_offset(oldsfep
);
550 if (offset
+ add_datasize
<= new_offset
)
554 * Get rid of the old directory, then allocate space for
555 * the new one. We do this so xfs_idata_realloc won't copy
558 xfs_idata_realloc(dp
, -old_isize
, XFS_DATA_FORK
);
559 xfs_idata_realloc(dp
, new_isize
, XFS_DATA_FORK
);
561 * Reset the pointer since the buffer was reallocated.
563 sfp
= (xfs_dir2_sf_hdr_t
*)dp
->i_df
.if_u1
.if_data
;
565 * Copy the first part of the directory, including the header.
567 nbytes
= (int)((char *)oldsfep
- (char *)oldsfp
);
568 memcpy(sfp
, oldsfp
, nbytes
);
569 sfep
= (xfs_dir2_sf_entry_t
*)((char *)sfp
+ nbytes
);
571 * Fill in the new entry, and update the header counts.
573 sfep
->namelen
= args
->namelen
;
574 xfs_dir2_sf_put_offset(sfep
, offset
);
575 memcpy(sfep
->name
, args
->name
, sfep
->namelen
);
576 xfs_dir2_sfe_put_ino(sfp
, sfep
, args
->inumber
);
579 if (args
->inumber
> XFS_DIR2_MAX_SHORT_INUM
&& !objchange
)
583 * If there's more left to copy, do that.
586 sfep
= xfs_dir2_sf_nextentry(sfp
, sfep
);
587 memcpy(sfep
, oldsfep
, old_isize
- nbytes
);
590 dp
->i_d
.di_size
= new_isize
;
591 xfs_dir2_sf_check(args
);
595 * Decide if the new entry will fit at all.
596 * If it will fit, pick between adding the new entry to the end (easy)
597 * or somewhere else (hard).
598 * Return 0 (won't fit), 1 (easy), 2 (hard).
601 static int /* pick result */
602 xfs_dir2_sf_addname_pick(
603 xfs_da_args_t
*args
, /* operation arguments */
604 int objchange
, /* inode # size changes */
605 xfs_dir2_sf_entry_t
**sfepp
, /* out(1): new entry ptr */
606 xfs_dir2_data_aoff_t
*offsetp
) /* out(1): new offset */
608 xfs_inode_t
*dp
; /* incore directory inode */
609 int holefit
; /* found hole it will fit in */
610 int i
; /* entry number */
611 xfs_mount_t
*mp
; /* filesystem mount point */
612 xfs_dir2_data_aoff_t offset
; /* data block offset */
613 xfs_dir2_sf_entry_t
*sfep
; /* shortform entry */
614 xfs_dir2_sf_hdr_t
*sfp
; /* shortform structure */
615 int size
; /* entry's data size */
616 int used
; /* data bytes used */
621 sfp
= (xfs_dir2_sf_hdr_t
*)dp
->i_df
.if_u1
.if_data
;
622 size
= xfs_dir2_data_entsize(args
->namelen
);
623 offset
= XFS_DIR2_DATA_FIRST_OFFSET
;
624 sfep
= xfs_dir2_sf_firstentry(sfp
);
627 * Loop over sf entries.
628 * Keep track of data offset and whether we've seen a place
629 * to insert the new entry.
631 for (i
= 0; i
< sfp
->count
; i
++) {
633 holefit
= offset
+ size
<= xfs_dir2_sf_get_offset(sfep
);
634 offset
= xfs_dir2_sf_get_offset(sfep
) +
635 xfs_dir2_data_entsize(sfep
->namelen
);
636 sfep
= xfs_dir2_sf_nextentry(sfp
, sfep
);
639 * Calculate data bytes used excluding the new entry, if this
640 * was a data block (block form directory).
643 (sfp
->count
+ 3) * (uint
)sizeof(xfs_dir2_leaf_entry_t
) +
644 (uint
)sizeof(xfs_dir2_block_tail_t
);
646 * If it won't fit in a block form then we can't insert it,
647 * we'll go back, convert to block, then try the insert and convert
650 if (used
+ (holefit
? 0 : size
) > mp
->m_dirblksize
)
653 * If changing the inode number size, do it the hard way.
660 ASSERT(objchange
== 0);
663 * If it won't fit at the end then do it the hard way (use the hole).
665 if (used
+ size
> mp
->m_dirblksize
)
668 * Do it the easy way.
677 * Check consistency of shortform directory, assert if bad.
681 xfs_da_args_t
*args
) /* operation arguments */
683 xfs_inode_t
*dp
; /* incore directory inode */
684 int i
; /* entry number */
685 int i8count
; /* number of big inode#s */
686 xfs_ino_t ino
; /* entry inode number */
687 int offset
; /* data offset */
688 xfs_dir2_sf_entry_t
*sfep
; /* shortform dir entry */
689 xfs_dir2_sf_hdr_t
*sfp
; /* shortform structure */
693 sfp
= (xfs_dir2_sf_hdr_t
*)dp
->i_df
.if_u1
.if_data
;
694 offset
= XFS_DIR2_DATA_FIRST_OFFSET
;
695 ino
= xfs_dir2_sf_get_parent_ino(sfp
);
696 i8count
= ino
> XFS_DIR2_MAX_SHORT_INUM
;
698 for (i
= 0, sfep
= xfs_dir2_sf_firstentry(sfp
);
700 i
++, sfep
= xfs_dir2_sf_nextentry(sfp
, sfep
)) {
701 ASSERT(xfs_dir2_sf_get_offset(sfep
) >= offset
);
702 ino
= xfs_dir2_sfe_get_ino(sfp
, sfep
);
703 i8count
+= ino
> XFS_DIR2_MAX_SHORT_INUM
;
705 xfs_dir2_sf_get_offset(sfep
) +
706 xfs_dir2_data_entsize(sfep
->namelen
);
708 ASSERT(i8count
== sfp
->i8count
);
709 ASSERT(XFS_BIG_INUMS
|| i8count
== 0);
710 ASSERT((char *)sfep
- (char *)sfp
== dp
->i_d
.di_size
);
712 (sfp
->count
+ 2) * (uint
)sizeof(xfs_dir2_leaf_entry_t
) +
713 (uint
)sizeof(xfs_dir2_block_tail_t
) <=
714 dp
->i_mount
->m_dirblksize
);
719 * Create a new (shortform) directory.
721 int /* error, always 0 */
723 xfs_da_args_t
*args
, /* operation arguments */
724 xfs_ino_t pino
) /* parent inode number */
726 xfs_inode_t
*dp
; /* incore directory inode */
727 int i8count
; /* parent inode is an 8-byte number */
728 xfs_dir2_sf_hdr_t
*sfp
; /* shortform structure */
729 int size
; /* directory size */
731 trace_xfs_dir2_sf_create(args
);
736 ASSERT(dp
->i_d
.di_size
== 0);
738 * If it's currently a zero-length extent file,
739 * convert it to local format.
741 if (dp
->i_d
.di_format
== XFS_DINODE_FMT_EXTENTS
) {
742 dp
->i_df
.if_flags
&= ~XFS_IFEXTENTS
; /* just in case */
743 dp
->i_d
.di_format
= XFS_DINODE_FMT_LOCAL
;
744 xfs_trans_log_inode(args
->trans
, dp
, XFS_ILOG_CORE
);
745 dp
->i_df
.if_flags
|= XFS_IFINLINE
;
747 ASSERT(dp
->i_df
.if_flags
& XFS_IFINLINE
);
748 ASSERT(dp
->i_df
.if_bytes
== 0);
749 i8count
= pino
> XFS_DIR2_MAX_SHORT_INUM
;
750 size
= xfs_dir2_sf_hdr_size(i8count
);
752 * Make a buffer for the data.
754 xfs_idata_realloc(dp
, size
, XFS_DATA_FORK
);
756 * Fill in the header,
758 sfp
= (xfs_dir2_sf_hdr_t
*)dp
->i_df
.if_u1
.if_data
;
759 sfp
->i8count
= i8count
;
761 * Now can put in the inode number, since i8count is set.
763 xfs_dir2_sf_put_parent_ino(sfp
, pino
);
765 dp
->i_d
.di_size
= size
;
766 xfs_dir2_sf_check(args
);
767 xfs_trans_log_inode(args
->trans
, dp
, XFS_ILOG_CORE
| XFS_ILOG_DDATA
);
772 xfs_dir2_sf_getdents(
773 xfs_inode_t
*dp
, /* incore directory inode */
778 int i
; /* shortform entry number */
779 xfs_mount_t
*mp
; /* filesystem mount point */
780 xfs_dir2_dataptr_t off
; /* current entry's offset */
781 xfs_dir2_sf_entry_t
*sfep
; /* shortform directory entry */
782 xfs_dir2_sf_hdr_t
*sfp
; /* shortform structure */
783 xfs_dir2_dataptr_t dot_offset
;
784 xfs_dir2_dataptr_t dotdot_offset
;
789 ASSERT(dp
->i_df
.if_flags
& XFS_IFINLINE
);
791 * Give up if the directory is way too short.
793 if (dp
->i_d
.di_size
< offsetof(xfs_dir2_sf_hdr_t
, parent
)) {
794 ASSERT(XFS_FORCED_SHUTDOWN(mp
));
795 return XFS_ERROR(EIO
);
798 ASSERT(dp
->i_df
.if_bytes
== dp
->i_d
.di_size
);
799 ASSERT(dp
->i_df
.if_u1
.if_data
!= NULL
);
801 sfp
= (xfs_dir2_sf_hdr_t
*)dp
->i_df
.if_u1
.if_data
;
803 ASSERT(dp
->i_d
.di_size
>= xfs_dir2_sf_hdr_size(sfp
->i8count
));
806 * If the block number in the offset is out of range, we're done.
808 if (xfs_dir2_dataptr_to_db(mp
, *offset
) > mp
->m_dirdatablk
)
812 * Precalculate offsets for . and .. as we will always need them.
814 * XXX(hch): the second argument is sometimes 0 and sometimes
817 dot_offset
= xfs_dir2_db_off_to_dataptr(mp
, mp
->m_dirdatablk
,
818 XFS_DIR2_DATA_DOT_OFFSET
);
819 dotdot_offset
= xfs_dir2_db_off_to_dataptr(mp
, mp
->m_dirdatablk
,
820 XFS_DIR2_DATA_DOTDOT_OFFSET
);
823 * Put . entry unless we're starting past it.
825 if (*offset
<= dot_offset
) {
826 if (filldir(dirent
, ".", 1, dot_offset
& 0x7fffffff, dp
->i_ino
, DT_DIR
)) {
827 *offset
= dot_offset
& 0x7fffffff;
833 * Put .. entry unless we're starting past it.
835 if (*offset
<= dotdot_offset
) {
836 ino
= xfs_dir2_sf_get_parent_ino(sfp
);
837 if (filldir(dirent
, "..", 2, dotdot_offset
& 0x7fffffff, ino
, DT_DIR
)) {
838 *offset
= dotdot_offset
& 0x7fffffff;
844 * Loop while there are more entries and put'ing works.
846 sfep
= xfs_dir2_sf_firstentry(sfp
);
847 for (i
= 0; i
< sfp
->count
; i
++) {
848 off
= xfs_dir2_db_off_to_dataptr(mp
, mp
->m_dirdatablk
,
849 xfs_dir2_sf_get_offset(sfep
));
852 sfep
= xfs_dir2_sf_nextentry(sfp
, sfep
);
856 ino
= xfs_dir2_sfe_get_ino(sfp
, sfep
);
857 if (filldir(dirent
, (char *)sfep
->name
, sfep
->namelen
,
858 off
& 0x7fffffff, ino
, DT_UNKNOWN
)) {
859 *offset
= off
& 0x7fffffff;
862 sfep
= xfs_dir2_sf_nextentry(sfp
, sfep
);
865 *offset
= xfs_dir2_db_off_to_dataptr(mp
, mp
->m_dirdatablk
+ 1, 0) &
871 * Lookup an entry in a shortform directory.
872 * Returns EEXIST if found, ENOENT if not found.
876 xfs_da_args_t
*args
) /* operation arguments */
878 xfs_inode_t
*dp
; /* incore directory inode */
879 int i
; /* entry index */
881 xfs_dir2_sf_entry_t
*sfep
; /* shortform directory entry */
882 xfs_dir2_sf_hdr_t
*sfp
; /* shortform structure */
883 enum xfs_dacmp cmp
; /* comparison result */
884 xfs_dir2_sf_entry_t
*ci_sfep
; /* case-insens. entry */
886 trace_xfs_dir2_sf_lookup(args
);
888 xfs_dir2_sf_check(args
);
891 ASSERT(dp
->i_df
.if_flags
& XFS_IFINLINE
);
893 * Bail out if the directory is way too short.
895 if (dp
->i_d
.di_size
< offsetof(xfs_dir2_sf_hdr_t
, parent
)) {
896 ASSERT(XFS_FORCED_SHUTDOWN(dp
->i_mount
));
897 return XFS_ERROR(EIO
);
899 ASSERT(dp
->i_df
.if_bytes
== dp
->i_d
.di_size
);
900 ASSERT(dp
->i_df
.if_u1
.if_data
!= NULL
);
901 sfp
= (xfs_dir2_sf_hdr_t
*)dp
->i_df
.if_u1
.if_data
;
902 ASSERT(dp
->i_d
.di_size
>= xfs_dir2_sf_hdr_size(sfp
->i8count
));
906 if (args
->namelen
== 1 && args
->name
[0] == '.') {
907 args
->inumber
= dp
->i_ino
;
908 args
->cmpresult
= XFS_CMP_EXACT
;
909 return XFS_ERROR(EEXIST
);
912 * Special case for ..
914 if (args
->namelen
== 2 &&
915 args
->name
[0] == '.' && args
->name
[1] == '.') {
916 args
->inumber
= xfs_dir2_sf_get_parent_ino(sfp
);
917 args
->cmpresult
= XFS_CMP_EXACT
;
918 return XFS_ERROR(EEXIST
);
921 * Loop over all the entries trying to match ours.
924 for (i
= 0, sfep
= xfs_dir2_sf_firstentry(sfp
); i
< sfp
->count
;
925 i
++, sfep
= xfs_dir2_sf_nextentry(sfp
, sfep
)) {
927 * Compare name and if it's an exact match, return the inode
928 * number. If it's the first case-insensitive match, store the
929 * inode number and continue looking for an exact match.
931 cmp
= dp
->i_mount
->m_dirnameops
->compname(args
, sfep
->name
,
933 if (cmp
!= XFS_CMP_DIFFERENT
&& cmp
!= args
->cmpresult
) {
934 args
->cmpresult
= cmp
;
935 args
->inumber
= xfs_dir2_sfe_get_ino(sfp
, sfep
);
936 if (cmp
== XFS_CMP_EXACT
)
937 return XFS_ERROR(EEXIST
);
941 ASSERT(args
->op_flags
& XFS_DA_OP_OKNOENT
);
943 * Here, we can only be doing a lookup (not a rename or replace).
944 * If a case-insensitive match was not found, return ENOENT.
947 return XFS_ERROR(ENOENT
);
948 /* otherwise process the CI match as required by the caller */
949 error
= xfs_dir_cilookup_result(args
, ci_sfep
->name
, ci_sfep
->namelen
);
950 return XFS_ERROR(error
);
954 * Remove an entry from a shortform directory.
957 xfs_dir2_sf_removename(
960 int byteoff
; /* offset of removed entry */
961 xfs_inode_t
*dp
; /* incore directory inode */
962 int entsize
; /* this entry's size */
963 int i
; /* shortform entry index */
964 int newsize
; /* new inode size */
965 int oldsize
; /* old inode size */
966 xfs_dir2_sf_entry_t
*sfep
; /* shortform directory entry */
967 xfs_dir2_sf_hdr_t
*sfp
; /* shortform structure */
969 trace_xfs_dir2_sf_removename(args
);
973 ASSERT(dp
->i_df
.if_flags
& XFS_IFINLINE
);
974 oldsize
= (int)dp
->i_d
.di_size
;
976 * Bail out if the directory is way too short.
978 if (oldsize
< offsetof(xfs_dir2_sf_hdr_t
, parent
)) {
979 ASSERT(XFS_FORCED_SHUTDOWN(dp
->i_mount
));
980 return XFS_ERROR(EIO
);
982 ASSERT(dp
->i_df
.if_bytes
== oldsize
);
983 ASSERT(dp
->i_df
.if_u1
.if_data
!= NULL
);
984 sfp
= (xfs_dir2_sf_hdr_t
*)dp
->i_df
.if_u1
.if_data
;
985 ASSERT(oldsize
>= xfs_dir2_sf_hdr_size(sfp
->i8count
));
987 * Loop over the old directory entries.
988 * Find the one we're deleting.
990 for (i
= 0, sfep
= xfs_dir2_sf_firstentry(sfp
); i
< sfp
->count
;
991 i
++, sfep
= xfs_dir2_sf_nextentry(sfp
, sfep
)) {
992 if (xfs_da_compname(args
, sfep
->name
, sfep
->namelen
) ==
994 ASSERT(xfs_dir2_sfe_get_ino(sfp
, sfep
) ==
1002 if (i
== sfp
->count
)
1003 return XFS_ERROR(ENOENT
);
1007 byteoff
= (int)((char *)sfep
- (char *)sfp
);
1008 entsize
= xfs_dir2_sf_entsize(sfp
, args
->namelen
);
1009 newsize
= oldsize
- entsize
;
1011 * Copy the part if any after the removed entry, sliding it down.
1013 if (byteoff
+ entsize
< oldsize
)
1014 memmove((char *)sfp
+ byteoff
, (char *)sfp
+ byteoff
+ entsize
,
1015 oldsize
- (byteoff
+ entsize
));
1017 * Fix up the header and file size.
1020 dp
->i_d
.di_size
= newsize
;
1022 * Reallocate, making it smaller.
1024 xfs_idata_realloc(dp
, newsize
- oldsize
, XFS_DATA_FORK
);
1025 sfp
= (xfs_dir2_sf_hdr_t
*)dp
->i_df
.if_u1
.if_data
;
1028 * Are we changing inode number size?
1030 if (args
->inumber
> XFS_DIR2_MAX_SHORT_INUM
) {
1031 if (sfp
->i8count
== 1)
1032 xfs_dir2_sf_toino4(args
);
1037 xfs_dir2_sf_check(args
);
1038 xfs_trans_log_inode(args
->trans
, dp
, XFS_ILOG_CORE
| XFS_ILOG_DDATA
);
1043 * Replace the inode number of an entry in a shortform directory.
1046 xfs_dir2_sf_replace(
1047 xfs_da_args_t
*args
) /* operation arguments */
1049 xfs_inode_t
*dp
; /* incore directory inode */
1050 int i
; /* entry index */
1051 #if XFS_BIG_INUMS || defined(DEBUG)
1052 xfs_ino_t ino
=0; /* entry old inode number */
1055 int i8elevated
; /* sf_toino8 set i8count=1 */
1057 xfs_dir2_sf_entry_t
*sfep
; /* shortform directory entry */
1058 xfs_dir2_sf_hdr_t
*sfp
; /* shortform structure */
1060 trace_xfs_dir2_sf_replace(args
);
1064 ASSERT(dp
->i_df
.if_flags
& XFS_IFINLINE
);
1066 * Bail out if the shortform directory is way too small.
1068 if (dp
->i_d
.di_size
< offsetof(xfs_dir2_sf_hdr_t
, parent
)) {
1069 ASSERT(XFS_FORCED_SHUTDOWN(dp
->i_mount
));
1070 return XFS_ERROR(EIO
);
1072 ASSERT(dp
->i_df
.if_bytes
== dp
->i_d
.di_size
);
1073 ASSERT(dp
->i_df
.if_u1
.if_data
!= NULL
);
1074 sfp
= (xfs_dir2_sf_hdr_t
*)dp
->i_df
.if_u1
.if_data
;
1075 ASSERT(dp
->i_d
.di_size
>= xfs_dir2_sf_hdr_size(sfp
->i8count
));
1078 * New inode number is large, and need to convert to 8-byte inodes.
1080 if (args
->inumber
> XFS_DIR2_MAX_SHORT_INUM
&& sfp
->i8count
== 0) {
1081 int error
; /* error return value */
1082 int newsize
; /* new inode size */
1087 ((uint
)sizeof(xfs_dir2_ino8_t
) -
1088 (uint
)sizeof(xfs_dir2_ino4_t
));
1090 * Won't fit as shortform, convert to block then do replace.
1092 if (newsize
> XFS_IFORK_DSIZE(dp
)) {
1093 error
= xfs_dir2_sf_to_block(args
);
1097 return xfs_dir2_block_replace(args
);
1100 * Still fits, convert to 8-byte now.
1102 xfs_dir2_sf_toino8(args
);
1104 sfp
= (xfs_dir2_sf_hdr_t
*)dp
->i_df
.if_u1
.if_data
;
1108 ASSERT(args
->namelen
!= 1 || args
->name
[0] != '.');
1110 * Replace ..'s entry.
1112 if (args
->namelen
== 2 &&
1113 args
->name
[0] == '.' && args
->name
[1] == '.') {
1114 #if XFS_BIG_INUMS || defined(DEBUG)
1115 ino
= xfs_dir2_sf_get_parent_ino(sfp
);
1116 ASSERT(args
->inumber
!= ino
);
1118 xfs_dir2_sf_put_parent_ino(sfp
, args
->inumber
);
1121 * Normal entry, look for the name.
1124 for (i
= 0, sfep
= xfs_dir2_sf_firstentry(sfp
);
1126 i
++, sfep
= xfs_dir2_sf_nextentry(sfp
, sfep
)) {
1127 if (xfs_da_compname(args
, sfep
->name
, sfep
->namelen
) ==
1129 #if XFS_BIG_INUMS || defined(DEBUG)
1130 ino
= xfs_dir2_sfe_get_ino(sfp
, sfep
);
1131 ASSERT(args
->inumber
!= ino
);
1133 xfs_dir2_sfe_put_ino(sfp
, sfep
, args
->inumber
);
1140 if (i
== sfp
->count
) {
1141 ASSERT(args
->op_flags
& XFS_DA_OP_OKNOENT
);
1144 xfs_dir2_sf_toino4(args
);
1146 return XFS_ERROR(ENOENT
);
1151 * See if the old number was large, the new number is small.
1153 if (ino
> XFS_DIR2_MAX_SHORT_INUM
&&
1154 args
->inumber
<= XFS_DIR2_MAX_SHORT_INUM
) {
1156 * And the old count was one, so need to convert to small.
1158 if (sfp
->i8count
== 1)
1159 xfs_dir2_sf_toino4(args
);
1164 * See if the old number was small, the new number is large.
1166 if (ino
<= XFS_DIR2_MAX_SHORT_INUM
&&
1167 args
->inumber
> XFS_DIR2_MAX_SHORT_INUM
) {
1169 * add to the i8count unless we just converted to 8-byte
1170 * inodes (which does an implied i8count = 1)
1172 ASSERT(sfp
->i8count
!= 0);
1177 xfs_dir2_sf_check(args
);
1178 xfs_trans_log_inode(args
->trans
, dp
, XFS_ILOG_DDATA
);
1184 * Convert from 8-byte inode numbers to 4-byte inode numbers.
1185 * The last 8-byte inode number is gone, but the count is still 1.
1189 xfs_da_args_t
*args
) /* operation arguments */
1191 char *buf
; /* old dir's buffer */
1192 xfs_inode_t
*dp
; /* incore directory inode */
1193 int i
; /* entry index */
1194 int newsize
; /* new inode size */
1195 xfs_dir2_sf_entry_t
*oldsfep
; /* old sf entry */
1196 xfs_dir2_sf_hdr_t
*oldsfp
; /* old sf directory */
1197 int oldsize
; /* old inode size */
1198 xfs_dir2_sf_entry_t
*sfep
; /* new sf entry */
1199 xfs_dir2_sf_hdr_t
*sfp
; /* new sf directory */
1201 trace_xfs_dir2_sf_toino4(args
);
1206 * Copy the old directory to the buffer.
1207 * Then nuke it from the inode, and add the new buffer to the inode.
1208 * Don't want xfs_idata_realloc copying the data here.
1210 oldsize
= dp
->i_df
.if_bytes
;
1211 buf
= kmem_alloc(oldsize
, KM_SLEEP
);
1212 oldsfp
= (xfs_dir2_sf_hdr_t
*)dp
->i_df
.if_u1
.if_data
;
1213 ASSERT(oldsfp
->i8count
== 1);
1214 memcpy(buf
, oldsfp
, oldsize
);
1216 * Compute the new inode size.
1220 (oldsfp
->count
+ 1) *
1221 ((uint
)sizeof(xfs_dir2_ino8_t
) - (uint
)sizeof(xfs_dir2_ino4_t
));
1222 xfs_idata_realloc(dp
, -oldsize
, XFS_DATA_FORK
);
1223 xfs_idata_realloc(dp
, newsize
, XFS_DATA_FORK
);
1225 * Reset our pointers, the data has moved.
1227 oldsfp
= (xfs_dir2_sf_hdr_t
*)buf
;
1228 sfp
= (xfs_dir2_sf_hdr_t
*)dp
->i_df
.if_u1
.if_data
;
1230 * Fill in the new header.
1232 sfp
->count
= oldsfp
->count
;
1234 xfs_dir2_sf_put_parent_ino(sfp
, xfs_dir2_sf_get_parent_ino(oldsfp
));
1236 * Copy the entries field by field.
1238 for (i
= 0, sfep
= xfs_dir2_sf_firstentry(sfp
),
1239 oldsfep
= xfs_dir2_sf_firstentry(oldsfp
);
1241 i
++, sfep
= xfs_dir2_sf_nextentry(sfp
, sfep
),
1242 oldsfep
= xfs_dir2_sf_nextentry(oldsfp
, oldsfep
)) {
1243 sfep
->namelen
= oldsfep
->namelen
;
1244 sfep
->offset
= oldsfep
->offset
;
1245 memcpy(sfep
->name
, oldsfep
->name
, sfep
->namelen
);
1246 xfs_dir2_sfe_put_ino(sfp
, sfep
,
1247 xfs_dir2_sfe_get_ino(oldsfp
, oldsfep
));
1250 * Clean up the inode.
1253 dp
->i_d
.di_size
= newsize
;
1254 xfs_trans_log_inode(args
->trans
, dp
, XFS_ILOG_CORE
| XFS_ILOG_DDATA
);
1258 * Convert from 4-byte inode numbers to 8-byte inode numbers.
1259 * The new 8-byte inode number is not there yet, we leave with the
1260 * count 1 but no corresponding entry.
1264 xfs_da_args_t
*args
) /* operation arguments */
1266 char *buf
; /* old dir's buffer */
1267 xfs_inode_t
*dp
; /* incore directory inode */
1268 int i
; /* entry index */
1269 int newsize
; /* new inode size */
1270 xfs_dir2_sf_entry_t
*oldsfep
; /* old sf entry */
1271 xfs_dir2_sf_hdr_t
*oldsfp
; /* old sf directory */
1272 int oldsize
; /* old inode size */
1273 xfs_dir2_sf_entry_t
*sfep
; /* new sf entry */
1274 xfs_dir2_sf_hdr_t
*sfp
; /* new sf directory */
1276 trace_xfs_dir2_sf_toino8(args
);
1281 * Copy the old directory to the buffer.
1282 * Then nuke it from the inode, and add the new buffer to the inode.
1283 * Don't want xfs_idata_realloc copying the data here.
1285 oldsize
= dp
->i_df
.if_bytes
;
1286 buf
= kmem_alloc(oldsize
, KM_SLEEP
);
1287 oldsfp
= (xfs_dir2_sf_hdr_t
*)dp
->i_df
.if_u1
.if_data
;
1288 ASSERT(oldsfp
->i8count
== 0);
1289 memcpy(buf
, oldsfp
, oldsize
);
1291 * Compute the new inode size.
1295 (oldsfp
->count
+ 1) *
1296 ((uint
)sizeof(xfs_dir2_ino8_t
) - (uint
)sizeof(xfs_dir2_ino4_t
));
1297 xfs_idata_realloc(dp
, -oldsize
, XFS_DATA_FORK
);
1298 xfs_idata_realloc(dp
, newsize
, XFS_DATA_FORK
);
1300 * Reset our pointers, the data has moved.
1302 oldsfp
= (xfs_dir2_sf_hdr_t
*)buf
;
1303 sfp
= (xfs_dir2_sf_hdr_t
*)dp
->i_df
.if_u1
.if_data
;
1305 * Fill in the new header.
1307 sfp
->count
= oldsfp
->count
;
1309 xfs_dir2_sf_put_parent_ino(sfp
, xfs_dir2_sf_get_parent_ino(oldsfp
));
1311 * Copy the entries field by field.
1313 for (i
= 0, sfep
= xfs_dir2_sf_firstentry(sfp
),
1314 oldsfep
= xfs_dir2_sf_firstentry(oldsfp
);
1316 i
++, sfep
= xfs_dir2_sf_nextentry(sfp
, sfep
),
1317 oldsfep
= xfs_dir2_sf_nextentry(oldsfp
, oldsfep
)) {
1318 sfep
->namelen
= oldsfep
->namelen
;
1319 sfep
->offset
= oldsfep
->offset
;
1320 memcpy(sfep
->name
, oldsfep
->name
, sfep
->namelen
);
1321 xfs_dir2_sfe_put_ino(sfp
, sfep
,
1322 xfs_dir2_sfe_get_ino(oldsfp
, oldsfep
));
1325 * Clean up the inode.
1328 dp
->i_d
.di_size
= newsize
;
1329 xfs_trans_log_inode(args
->trans
, dp
, XFS_ILOG_CORE
| XFS_ILOG_DDATA
);
1331 #endif /* XFS_BIG_INUMS */