5 * Daniel Pirkl <daniel.pirkl@email.cz>
6 * Charles University, Faculty of Mathematics and Physics
10 * linux/fs/ext2/inode.c
12 * Copyright (C) 1992, 1993, 1994, 1995
13 * Remy Card (card@masi.ibp.fr)
14 * Laboratoire MASI - Institut Blaise Pascal
15 * Universite Pierre et Marie Curie (Paris VI)
19 * linux/fs/minix/inode.c
21 * Copyright (C) 1991, 1992 Linus Torvalds
23 * Goal-directed block allocation by Stephen Tweedie (sct@dcs.ed.ac.uk), 1993
24 * Big-endian to little-endian byte-swapping/bitmaps by
25 * David S. Miller (davem@caip.rutgers.edu), 1995
28 #include <asm/uaccess.h>
29 #include <asm/system.h>
31 #include <linux/errno.h>
33 #include <linux/ufs_fs.h>
34 #include <linux/time.h>
35 #include <linux/stat.h>
36 #include <linux/string.h>
38 #include <linux/smp_lock.h>
39 #include <linux/buffer_head.h>
44 #undef UFS_INODE_DEBUG
45 #undef UFS_INODE_DEBUG_MORE
47 #ifdef UFS_INODE_DEBUG
48 #define UFSD(x) printk("(%s, %d), %s: ", __FILE__, __LINE__, __FUNCTION__); printk x;
53 static int ufs_block_to_path(struct inode *inode, sector_t i_block, sector_t offsets[4])
55 struct ufs_sb_private_info *uspi = UFS_SB(inode->i_sb)->s_uspi;
56 int ptrs = uspi->s_apb;
57 int ptrs_bits = uspi->s_apbshift;
58 const long direct_blocks = UFS_NDADDR,
59 indirect_blocks = ptrs,
60 double_blocks = (1 << (ptrs_bits * 2));
64 UFSD(("ptrs=uspi->s_apb = %d,double_blocks=%ld \n",ptrs,double_blocks));
66 ufs_warning(inode->i_sb, "ufs_block_to_path", "block < 0");
67 } else if (i_block < direct_blocks) {
68 offsets[n++] = i_block;
69 } else if ((i_block -= direct_blocks) < indirect_blocks) {
70 offsets[n++] = UFS_IND_BLOCK;
71 offsets[n++] = i_block;
72 } else if ((i_block -= indirect_blocks) < double_blocks) {
73 offsets[n++] = UFS_DIND_BLOCK;
74 offsets[n++] = i_block >> ptrs_bits;
75 offsets[n++] = i_block & (ptrs - 1);
76 } else if (((i_block -= double_blocks) >> (ptrs_bits * 2)) < ptrs) {
77 offsets[n++] = UFS_TIND_BLOCK;
78 offsets[n++] = i_block >> (ptrs_bits * 2);
79 offsets[n++] = (i_block >> ptrs_bits) & (ptrs - 1);
80 offsets[n++] = i_block & (ptrs - 1);
82 ufs_warning(inode->i_sb, "ufs_block_to_path", "block > big");
88 * Returns the location of the fragment from
89 * the begining of the filesystem.
92 u64 ufs_frag_map(struct inode *inode, sector_t frag)
94 struct ufs_inode_info *ufsi = UFS_I(inode);
95 struct super_block *sb = inode->i_sb;
96 struct ufs_sb_private_info *uspi = UFS_SB(sb)->s_uspi;
97 u64 mask = (u64) uspi->s_apbmask>>uspi->s_fpbshift;
98 int shift = uspi->s_apbshift-uspi->s_fpbshift;
99 sector_t offsets[4], *p;
100 int depth = ufs_block_to_path(inode, frag >> uspi->s_fpbshift, offsets);
103 __fs64 u2_block = 0L;
104 unsigned flags = UFS_SB(sb)->s_flags;
107 UFSD((": frag = %llu depth = %d\n", (unsigned long long)frag, depth));
108 UFSD((": uspi->s_fpbshift = %d ,uspi->s_apbmask = %x, mask=%llx\n",uspi->s_fpbshift,uspi->s_apbmask,mask));
116 if ((flags & UFS_TYPE_MASK) == UFS_TYPE_UFS2)
119 block = ufsi->i_u1.i_data[*p++];
123 struct buffer_head *bh;
126 bh = sb_bread(sb, uspi->s_sbbase + fs32_to_cpu(sb, block)+(n>>shift));
129 block = ((__fs32 *) bh->b_data)[n & mask];
134 ret = (u64) (uspi->s_sbbase + fs32_to_cpu(sb, block) + (frag & uspi->s_fpbmask));
137 u2_block = ufsi->i_u1.u2_i_data[*p++];
143 struct buffer_head *bh;
147 temp = (u64)(uspi->s_sbbase) + fs64_to_cpu(sb, u2_block);
148 bh = sb_bread(sb, temp +(u64) (n>>shift));
151 u2_block = ((__fs64 *)bh->b_data)[n & mask];
156 temp = (u64)uspi->s_sbbase + fs64_to_cpu(sb, u2_block);
157 ret = temp + (u64) (frag & uspi->s_fpbmask);
164 static void ufs_clear_block(struct inode *inode, struct buffer_head *bh)
167 memset(bh->b_data, 0, inode->i_sb->s_blocksize);
168 set_buffer_uptodate(bh);
169 mark_buffer_dirty(bh);
172 sync_dirty_buffer(bh);
175 static struct buffer_head *ufs_inode_getfrag(struct inode *inode,
176 unsigned int fragment, unsigned int new_fragment,
177 unsigned int required, int *err, int metadata,
178 long *phys, int *new, struct page *locked_page)
180 struct ufs_inode_info *ufsi = UFS_I(inode);
181 struct super_block * sb;
182 struct ufs_sb_private_info * uspi;
183 struct buffer_head * result;
184 unsigned block, blockoff, lastfrag, lastblock, lastblockoff;
189 UFSD(("ENTER, ino %lu, fragment %u, new_fragment %u, required %u\n",
190 inode->i_ino, fragment, new_fragment, required))
193 uspi = UFS_SB(sb)->s_uspi;
195 flags = UFS_SB(sb)->s_flags;
196 /* TODO : to be done for write support
197 if ( (flags & UFS_TYPE_MASK) == UFS_TYPE_UFS2)
201 block = ufs_fragstoblks (fragment);
202 blockoff = ufs_fragnum (fragment);
203 p = ufsi->i_u1.i_data + block;
207 tmp = fs32_to_cpu(sb, *p);
208 lastfrag = ufsi->i_lastfrag;
209 if (tmp && fragment < lastfrag) {
211 result = sb_getblk(sb, uspi->s_sbbase + tmp + blockoff);
212 if (tmp == fs32_to_cpu(sb, *p)) {
213 UFSD(("EXIT, result %u\n", tmp + blockoff))
219 *phys = tmp + blockoff;
224 lastblock = ufs_fragstoblks (lastfrag);
225 lastblockoff = ufs_fragnum (lastfrag);
227 * We will extend file into new block beyond last allocated block
229 if (lastblock < block) {
231 * We must reallocate last allocated block
234 p2 = ufsi->i_u1.i_data + lastblock;
235 tmp = ufs_new_fragments (inode, p2, lastfrag,
236 fs32_to_cpu(sb, *p2), uspi->s_fpb - lastblockoff,
239 if (lastfrag != ufsi->i_lastfrag)
244 lastfrag = ufsi->i_lastfrag;
247 goal = fs32_to_cpu(sb, ufsi->i_u1.i_data[lastblock]) + uspi->s_fpb;
248 tmp = ufs_new_fragments (inode, p, fragment - blockoff,
249 goal, required + blockoff,
253 * We will extend last allocated block
255 else if (lastblock == block) {
256 tmp = ufs_new_fragments(inode, p, fragment - (blockoff - lastblockoff),
257 fs32_to_cpu(sb, *p), required + (blockoff - lastblockoff),
261 * We will allocate new block before last allocated block
263 else /* (lastblock > block) */ {
264 if (lastblock && (tmp = fs32_to_cpu(sb, ufsi->i_u1.i_data[lastblock-1])))
265 goal = tmp + uspi->s_fpb;
266 tmp = ufs_new_fragments(inode, p, fragment - blockoff,
267 goal, uspi->s_fpb, err, locked_page);
270 if ((!blockoff && *p) ||
271 (blockoff && lastfrag != ufsi->i_lastfrag))
278 result = sb_getblk(inode->i_sb, tmp + blockoff);
279 ufs_clear_block(inode, result);
281 *phys = tmp + blockoff;
287 inode->i_ctime = CURRENT_TIME_SEC;
289 ufs_sync_inode (inode);
290 mark_inode_dirty(inode);
291 UFSD(("EXIT, result %u\n", tmp + blockoff))
294 /* This part : To be implemented ....
295 Required only for writing, not required for READ-ONLY.
298 u2_block = ufs_fragstoblks(fragment);
299 u2_blockoff = ufs_fragnum(fragment);
300 p = ufsi->i_u1.u2_i_data + block;
304 tmp = fs32_to_cpu(sb, *p);
305 lastfrag = ufsi->i_lastfrag;
310 static struct buffer_head *ufs_block_getfrag(struct inode *inode, struct buffer_head *bh,
311 unsigned int fragment, unsigned int new_fragment,
312 unsigned int blocksize, int * err, int metadata,
313 long *phys, int *new, struct page *locked_page)
315 struct super_block * sb;
316 struct ufs_sb_private_info * uspi;
317 struct buffer_head * result;
318 unsigned tmp, goal, block, blockoff;
322 uspi = UFS_SB(sb)->s_uspi;
323 block = ufs_fragstoblks (fragment);
324 blockoff = ufs_fragnum (fragment);
326 UFSD(("ENTER, ino %lu, fragment %u, new_fragment %u\n", inode->i_ino, fragment, new_fragment))
331 if (!buffer_uptodate(bh)) {
332 ll_rw_block (READ, 1, &bh);
334 if (!buffer_uptodate(bh))
338 p = (__fs32 *) bh->b_data + block;
340 tmp = fs32_to_cpu(sb, *p);
343 result = sb_getblk(sb, uspi->s_sbbase + tmp + blockoff);
344 if (tmp == fs32_to_cpu(sb, *p))
349 *phys = tmp + blockoff;
354 if (block && (tmp = fs32_to_cpu(sb, ((__fs32*)bh->b_data)[block-1]) + uspi->s_fpb))
355 goal = tmp + uspi->s_fpb;
357 goal = bh->b_blocknr + uspi->s_fpb;
358 tmp = ufs_new_fragments(inode, p, ufs_blknum(new_fragment), goal,
359 uspi->s_fpb, err, locked_page);
361 if (fs32_to_cpu(sb, *p))
368 result = sb_getblk(sb, tmp + blockoff);
369 ufs_clear_block(inode, result);
371 *phys = tmp + blockoff;
375 mark_buffer_dirty(bh);
377 sync_dirty_buffer(bh);
378 inode->i_ctime = CURRENT_TIME_SEC;
379 mark_inode_dirty(inode);
380 UFSD(("result %u\n", tmp + blockoff));
388 * This function gets the block which contains the fragment.
391 int ufs_getfrag_block (struct inode *inode, sector_t fragment, struct buffer_head *bh_result, int create)
393 struct super_block * sb = inode->i_sb;
394 struct ufs_sb_private_info * uspi = UFS_SB(sb)->s_uspi;
395 struct buffer_head * bh;
397 unsigned long ptr,phys;
401 phys64 = ufs_frag_map(inode, fragment);
402 UFSD(("phys64 = %llu \n",phys64));
404 map_bh(bh_result, sb, phys64);
408 /* This code entered only while writing ....? */
417 UFSD(("ENTER, ino %lu, fragment %llu\n", inode->i_ino, (unsigned long long)fragment))
421 ((UFS_NDADDR + uspi->s_apb + uspi->s_2apb + uspi->s_3apb)
422 << uspi->s_fpbshift))
429 * ok, these macros clean the logic up a bit and make
430 * it much more readable:
432 #define GET_INODE_DATABLOCK(x) \
433 ufs_inode_getfrag(inode, x, fragment, 1, &err, 0, &phys, &new, bh_result->b_page)
434 #define GET_INODE_PTR(x) \
435 ufs_inode_getfrag(inode, x, fragment, uspi->s_fpb, &err, 1, NULL, NULL, bh_result->b_page)
436 #define GET_INDIRECT_DATABLOCK(x) \
437 ufs_block_getfrag(inode, bh, x, fragment, sb->s_blocksize, \
438 &err, 0, &phys, &new, bh_result->b_page);
439 #define GET_INDIRECT_PTR(x) \
440 ufs_block_getfrag(inode, bh, x, fragment, sb->s_blocksize, \
441 &err, 1, NULL, NULL, bh_result->b_page);
443 if (ptr < UFS_NDIR_FRAGMENT) {
444 bh = GET_INODE_DATABLOCK(ptr);
447 ptr -= UFS_NDIR_FRAGMENT;
448 if (ptr < (1 << (uspi->s_apbshift + uspi->s_fpbshift))) {
449 bh = GET_INODE_PTR(UFS_IND_FRAGMENT + (ptr >> uspi->s_apbshift));
452 ptr -= 1 << (uspi->s_apbshift + uspi->s_fpbshift);
453 if (ptr < (1 << (uspi->s_2apbshift + uspi->s_fpbshift))) {
454 bh = GET_INODE_PTR(UFS_DIND_FRAGMENT + (ptr >> uspi->s_2apbshift));
457 ptr -= 1 << (uspi->s_2apbshift + uspi->s_fpbshift);
458 bh = GET_INODE_PTR(UFS_TIND_FRAGMENT + (ptr >> uspi->s_3apbshift));
459 bh = GET_INDIRECT_PTR((ptr >> uspi->s_2apbshift) & uspi->s_apbmask);
461 bh = GET_INDIRECT_PTR((ptr >> uspi->s_apbshift) & uspi->s_apbmask);
463 bh = GET_INDIRECT_DATABLOCK(ptr & uspi->s_apbmask);
465 #undef GET_INODE_DATABLOCK
467 #undef GET_INDIRECT_DATABLOCK
468 #undef GET_INDIRECT_PTR
474 set_buffer_new(bh_result);
475 map_bh(bh_result, sb, phys);
481 ufs_warning(sb, "ufs_get_block", "block < 0");
485 ufs_warning(sb, "ufs_get_block", "block > big");
489 struct buffer_head *ufs_getfrag(struct inode *inode, unsigned int fragment,
490 int create, int *err)
492 struct buffer_head dummy;
496 dummy.b_blocknr = -1000;
497 error = ufs_getfrag_block(inode, fragment, &dummy, create);
499 if (!error && buffer_mapped(&dummy)) {
500 struct buffer_head *bh;
501 bh = sb_getblk(inode->i_sb, dummy.b_blocknr);
502 if (buffer_new(&dummy)) {
503 memset(bh->b_data, 0, inode->i_sb->s_blocksize);
504 set_buffer_uptodate(bh);
505 mark_buffer_dirty(bh);
512 struct buffer_head * ufs_bread (struct inode * inode, unsigned fragment,
513 int create, int * err)
515 struct buffer_head * bh;
517 UFSD(("ENTER, ino %lu, fragment %u\n", inode->i_ino, fragment))
518 bh = ufs_getfrag (inode, fragment, create, err);
519 if (!bh || buffer_uptodate(bh))
521 ll_rw_block (READ, 1, &bh);
523 if (buffer_uptodate(bh))
530 static int ufs_writepage(struct page *page, struct writeback_control *wbc)
532 return block_write_full_page(page,ufs_getfrag_block,wbc);
534 static int ufs_readpage(struct file *file, struct page *page)
536 return block_read_full_page(page,ufs_getfrag_block);
538 static int ufs_prepare_write(struct file *file, struct page *page, unsigned from, unsigned to)
540 return block_prepare_write(page,from,to,ufs_getfrag_block);
542 static sector_t ufs_bmap(struct address_space *mapping, sector_t block)
544 return generic_block_bmap(mapping,block,ufs_getfrag_block);
546 struct address_space_operations ufs_aops = {
547 .readpage = ufs_readpage,
548 .writepage = ufs_writepage,
549 .sync_page = block_sync_page,
550 .prepare_write = ufs_prepare_write,
551 .commit_write = generic_commit_write,
555 static void ufs_set_inode_ops(struct inode *inode)
557 if (S_ISREG(inode->i_mode)) {
558 inode->i_op = &ufs_file_inode_operations;
559 inode->i_fop = &ufs_file_operations;
560 inode->i_mapping->a_ops = &ufs_aops;
561 } else if (S_ISDIR(inode->i_mode)) {
562 inode->i_op = &ufs_dir_inode_operations;
563 inode->i_fop = &ufs_dir_operations;
564 inode->i_mapping->a_ops = &ufs_aops;
565 } else if (S_ISLNK(inode->i_mode)) {
566 if (!inode->i_blocks)
567 inode->i_op = &ufs_fast_symlink_inode_operations;
569 inode->i_op = &page_symlink_inode_operations;
570 inode->i_mapping->a_ops = &ufs_aops;
573 init_special_inode(inode, inode->i_mode,
574 ufs_get_inode_dev(inode->i_sb, UFS_I(inode)));
577 void ufs_read_inode (struct inode * inode)
579 struct ufs_inode_info *ufsi = UFS_I(inode);
580 struct super_block * sb;
581 struct ufs_sb_private_info * uspi;
582 struct ufs_inode * ufs_inode;
583 struct ufs2_inode *ufs2_inode;
584 struct buffer_head * bh;
589 UFSD(("ENTER, ino %lu\n", inode->i_ino))
592 uspi = UFS_SB(sb)->s_uspi;
593 flags = UFS_SB(sb)->s_flags;
595 if (inode->i_ino < UFS_ROOTINO ||
596 inode->i_ino > (uspi->s_ncg * uspi->s_ipg)) {
597 ufs_warning (sb, "ufs_read_inode", "bad inode number (%lu)\n", inode->i_ino);
601 bh = sb_bread(sb, uspi->s_sbbase + ufs_inotofsba(inode->i_ino));
603 ufs_warning (sb, "ufs_read_inode", "unable to read inode %lu\n", inode->i_ino);
606 if ((flags & UFS_TYPE_MASK) == UFS_TYPE_UFS2)
609 ufs_inode = (struct ufs_inode *) (bh->b_data + sizeof(struct ufs_inode) * ufs_inotofsbo(inode->i_ino));
612 * Copy data to the in-core inode.
614 inode->i_mode = mode = fs16_to_cpu(sb, ufs_inode->ui_mode);
615 inode->i_nlink = fs16_to_cpu(sb, ufs_inode->ui_nlink);
616 if (inode->i_nlink == 0)
617 ufs_error (sb, "ufs_read_inode", "inode %lu has zero nlink\n", inode->i_ino);
620 * Linux now has 32-bit uid and gid, so we can support EFT.
622 inode->i_uid = ufs_get_inode_uid(sb, ufs_inode);
623 inode->i_gid = ufs_get_inode_gid(sb, ufs_inode);
625 inode->i_size = fs64_to_cpu(sb, ufs_inode->ui_size);
626 inode->i_atime.tv_sec = fs32_to_cpu(sb, ufs_inode->ui_atime.tv_sec);
627 inode->i_ctime.tv_sec = fs32_to_cpu(sb, ufs_inode->ui_ctime.tv_sec);
628 inode->i_mtime.tv_sec = fs32_to_cpu(sb, ufs_inode->ui_mtime.tv_sec);
629 inode->i_mtime.tv_nsec = 0;
630 inode->i_atime.tv_nsec = 0;
631 inode->i_ctime.tv_nsec = 0;
632 inode->i_blocks = fs32_to_cpu(sb, ufs_inode->ui_blocks);
633 inode->i_blksize = PAGE_SIZE; /* This is the optimal IO size (for stat) */
635 ufsi->i_flags = fs32_to_cpu(sb, ufs_inode->ui_flags);
636 ufsi->i_gen = fs32_to_cpu(sb, ufs_inode->ui_gen);
637 ufsi->i_shadow = fs32_to_cpu(sb, ufs_inode->ui_u3.ui_sun.ui_shadow);
638 ufsi->i_oeftflag = fs32_to_cpu(sb, ufs_inode->ui_u3.ui_sun.ui_oeftflag);
639 ufsi->i_lastfrag = (inode->i_size + uspi->s_fsize - 1) >> uspi->s_fshift;
641 if (S_ISCHR(mode) || S_ISBLK(mode) || inode->i_blocks) {
642 for (i = 0; i < (UFS_NDADDR + UFS_NINDIR); i++)
643 ufsi->i_u1.i_data[i] = ufs_inode->ui_u2.ui_addr.ui_db[i];
646 for (i = 0; i < (UFS_NDADDR + UFS_NINDIR) * 4; i++)
647 ufsi->i_u1.i_symlink[i] = ufs_inode->ui_u2.ui_symlink[i];
651 ufs_set_inode_ops(inode);
659 make_bad_inode(inode);
663 UFSD(("Reading ufs2 inode, ino %lu\n", inode->i_ino))
665 ufs2_inode = (struct ufs2_inode *)(bh->b_data + sizeof(struct ufs2_inode) * ufs_inotofsbo(inode->i_ino));
668 * Copy data to the in-core inode.
670 inode->i_mode = mode = fs16_to_cpu(sb, ufs2_inode->ui_mode);
671 inode->i_nlink = fs16_to_cpu(sb, ufs2_inode->ui_nlink);
672 if (inode->i_nlink == 0)
673 ufs_error (sb, "ufs_read_inode", "inode %lu has zero nlink\n", inode->i_ino);
676 * Linux now has 32-bit uid and gid, so we can support EFT.
678 inode->i_uid = fs32_to_cpu(sb, ufs2_inode->ui_uid);
679 inode->i_gid = fs32_to_cpu(sb, ufs2_inode->ui_gid);
681 inode->i_size = fs64_to_cpu(sb, ufs2_inode->ui_size);
682 inode->i_atime.tv_sec = fs32_to_cpu(sb, ufs2_inode->ui_atime.tv_sec);
683 inode->i_ctime.tv_sec = fs32_to_cpu(sb, ufs2_inode->ui_ctime.tv_sec);
684 inode->i_mtime.tv_sec = fs32_to_cpu(sb, ufs2_inode->ui_mtime.tv_sec);
685 inode->i_mtime.tv_nsec = 0;
686 inode->i_atime.tv_nsec = 0;
687 inode->i_ctime.tv_nsec = 0;
688 inode->i_blocks = fs64_to_cpu(sb, ufs2_inode->ui_blocks);
689 inode->i_blksize = PAGE_SIZE; /*This is the optimal IO size(for stat)*/
692 ufsi->i_flags = fs32_to_cpu(sb, ufs2_inode->ui_flags);
693 ufsi->i_gen = fs32_to_cpu(sb, ufs2_inode->ui_gen);
695 ufsi->i_shadow = fs32_to_cpu(sb, ufs_inode->ui_u3.ui_sun.ui_shadow);
696 ufsi->i_oeftflag = fs32_to_cpu(sb, ufs_inode->ui_u3.ui_sun.ui_oeftflag);
698 ufsi->i_lastfrag= (inode->i_size + uspi->s_fsize- 1) >> uspi->s_fshift;
700 if (S_ISCHR(mode) || S_ISBLK(mode) || inode->i_blocks) {
701 for (i = 0; i < (UFS_NDADDR + UFS_NINDIR); i++)
702 ufsi->i_u1.u2_i_data[i] =
703 ufs2_inode->ui_u2.ui_addr.ui_db[i];
706 for (i = 0; i < (UFS_NDADDR + UFS_NINDIR) * 4; i++)
707 ufsi->i_u1.i_symlink[i] = ufs2_inode->ui_u2.ui_symlink[i];
711 ufs_set_inode_ops(inode);
719 static int ufs_update_inode(struct inode * inode, int do_sync)
721 struct ufs_inode_info *ufsi = UFS_I(inode);
722 struct super_block * sb;
723 struct ufs_sb_private_info * uspi;
724 struct buffer_head * bh;
725 struct ufs_inode * ufs_inode;
729 UFSD(("ENTER, ino %lu\n", inode->i_ino))
732 uspi = UFS_SB(sb)->s_uspi;
733 flags = UFS_SB(sb)->s_flags;
735 if (inode->i_ino < UFS_ROOTINO ||
736 inode->i_ino > (uspi->s_ncg * uspi->s_ipg)) {
737 ufs_warning (sb, "ufs_read_inode", "bad inode number (%lu)\n", inode->i_ino);
741 bh = sb_bread(sb, ufs_inotofsba(inode->i_ino));
743 ufs_warning (sb, "ufs_read_inode", "unable to read inode %lu\n", inode->i_ino);
746 ufs_inode = (struct ufs_inode *) (bh->b_data + ufs_inotofsbo(inode->i_ino) * sizeof(struct ufs_inode));
748 ufs_inode->ui_mode = cpu_to_fs16(sb, inode->i_mode);
749 ufs_inode->ui_nlink = cpu_to_fs16(sb, inode->i_nlink);
751 ufs_set_inode_uid(sb, ufs_inode, inode->i_uid);
752 ufs_set_inode_gid(sb, ufs_inode, inode->i_gid);
754 ufs_inode->ui_size = cpu_to_fs64(sb, inode->i_size);
755 ufs_inode->ui_atime.tv_sec = cpu_to_fs32(sb, inode->i_atime.tv_sec);
756 ufs_inode->ui_atime.tv_usec = 0;
757 ufs_inode->ui_ctime.tv_sec = cpu_to_fs32(sb, inode->i_ctime.tv_sec);
758 ufs_inode->ui_ctime.tv_usec = 0;
759 ufs_inode->ui_mtime.tv_sec = cpu_to_fs32(sb, inode->i_mtime.tv_sec);
760 ufs_inode->ui_mtime.tv_usec = 0;
761 ufs_inode->ui_blocks = cpu_to_fs32(sb, inode->i_blocks);
762 ufs_inode->ui_flags = cpu_to_fs32(sb, ufsi->i_flags);
763 ufs_inode->ui_gen = cpu_to_fs32(sb, ufsi->i_gen);
765 if ((flags & UFS_UID_MASK) == UFS_UID_EFT) {
766 ufs_inode->ui_u3.ui_sun.ui_shadow = cpu_to_fs32(sb, ufsi->i_shadow);
767 ufs_inode->ui_u3.ui_sun.ui_oeftflag = cpu_to_fs32(sb, ufsi->i_oeftflag);
770 if (S_ISCHR(inode->i_mode) || S_ISBLK(inode->i_mode)) {
771 /* ufs_inode->ui_u2.ui_addr.ui_db[0] = cpu_to_fs32(sb, inode->i_rdev); */
772 ufs_inode->ui_u2.ui_addr.ui_db[0] = ufsi->i_u1.i_data[0];
773 } else if (inode->i_blocks) {
774 for (i = 0; i < (UFS_NDADDR + UFS_NINDIR); i++)
775 ufs_inode->ui_u2.ui_addr.ui_db[i] = ufsi->i_u1.i_data[i];
778 for (i = 0; i < (UFS_NDADDR + UFS_NINDIR) * 4; i++)
779 ufs_inode->ui_u2.ui_symlink[i] = ufsi->i_u1.i_symlink[i];
783 memset (ufs_inode, 0, sizeof(struct ufs_inode));
785 mark_buffer_dirty(bh);
787 sync_dirty_buffer(bh);
794 int ufs_write_inode (struct inode * inode, int wait)
798 ret = ufs_update_inode (inode, wait);
803 int ufs_sync_inode (struct inode *inode)
805 return ufs_update_inode (inode, 1);
808 void ufs_delete_inode (struct inode * inode)
810 truncate_inode_pages(&inode->i_data, 0);
811 /*UFS_I(inode)->i_dtime = CURRENT_TIME;*/
813 mark_inode_dirty(inode);
814 ufs_update_inode(inode, IS_SYNC(inode));
817 ufs_truncate (inode);
818 ufs_free_inode (inode);