diff options
author | Artem B. Bityutskiy <dedekind@infradead.org> | 2005-09-22 07:25:00 -0400 |
---|---|---|
committer | Thomas Gleixner <tglx@mtd.linutronix.de> | 2005-11-06 16:20:33 -0500 |
commit | 733802d974e5af42acb7cd61b16c0ce6dd03b7ed (patch) | |
tree | 56f77d78d9a2df474bb1686f5d060ee1e84a4d68 /fs/jffs2/summary.c | |
parent | b523b3bac3a745fefd6f604082f2ffa09b808e5e (diff) |
[JFFS2] Debug code simplification, update TODO
Simplify the debugging code further.
Update the TODO list
Signed-off-by: Artem B. Bityutskiy <dedekind@infradead.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'fs/jffs2/summary.c')
-rw-r--r-- | fs/jffs2/summary.c | 53 |
1 files changed, 27 insertions, 26 deletions
diff --git a/fs/jffs2/summary.c b/fs/jffs2/summary.c index cb5dd8f11e73..1ebc81e4477d 100644 --- a/fs/jffs2/summary.c +++ b/fs/jffs2/summary.c | |||
@@ -8,7 +8,7 @@ | |||
8 | * | 8 | * |
9 | * For licensing information, see the file 'LICENCE' in this directory. | 9 | * For licensing information, see the file 'LICENCE' in this directory. |
10 | * | 10 | * |
11 | * $Id: summary.c,v 1.1 2005/09/07 08:34:54 havasi Exp $ | 11 | * $Id: summary.c,v 1.3 2005/09/21 14:43:07 dedekind Exp $ |
12 | * | 12 | * |
13 | */ | 13 | */ |
14 | 14 | ||
@@ -38,17 +38,18 @@ int jffs2_sum_init(struct jffs2_sb_info *c) | |||
38 | 38 | ||
39 | if (!c->summary->sum_buf) { | 39 | if (!c->summary->sum_buf) { |
40 | JFFS2_WARNING("Can't allocate buffer for writing out summary information!\n"); | 40 | JFFS2_WARNING("Can't allocate buffer for writing out summary information!\n"); |
41 | kfree(c->summary); | ||
41 | return -ENOMEM; | 42 | return -ENOMEM; |
42 | } | 43 | } |
43 | 44 | ||
44 | JFFS2_DBG_SUMMARY("returned succesfully\n"); | 45 | dbg_summary("returned succesfully\n"); |
45 | 46 | ||
46 | return 0; | 47 | return 0; |
47 | } | 48 | } |
48 | 49 | ||
49 | void jffs2_sum_exit(struct jffs2_sb_info *c) | 50 | void jffs2_sum_exit(struct jffs2_sb_info *c) |
50 | { | 51 | { |
51 | JFFS2_DBG_SUMMARY("called\n"); | 52 | dbg_summary("called\n"); |
52 | 53 | ||
53 | jffs2_sum_disable_collecting(c->summary); | 54 | jffs2_sum_disable_collecting(c->summary); |
54 | 55 | ||
@@ -71,13 +72,13 @@ static int jffs2_sum_add_mem(struct jffs2_summary *s, union jffs2_sum_mem *item) | |||
71 | case JFFS2_NODETYPE_INODE: | 72 | case JFFS2_NODETYPE_INODE: |
72 | s->sum_size += JFFS2_SUMMARY_INODE_SIZE; | 73 | s->sum_size += JFFS2_SUMMARY_INODE_SIZE; |
73 | s->sum_num++; | 74 | s->sum_num++; |
74 | JFFS2_DBG_SUMMARY("inode (%u) added to summary\n", | 75 | dbg_summary("inode (%u) added to summary\n", |
75 | je32_to_cpu(item->i.inode)); | 76 | je32_to_cpu(item->i.inode)); |
76 | break; | 77 | break; |
77 | case JFFS2_NODETYPE_DIRENT: | 78 | case JFFS2_NODETYPE_DIRENT: |
78 | s->sum_size += JFFS2_SUMMARY_DIRENT_SIZE(item->d.nsize); | 79 | s->sum_size += JFFS2_SUMMARY_DIRENT_SIZE(item->d.nsize); |
79 | s->sum_num++; | 80 | s->sum_num++; |
80 | JFFS2_DBG_SUMMARY("dirent (%u) added to summary\n", | 81 | dbg_summary("dirent (%u) added to summary\n", |
81 | je32_to_cpu(item->d.ino)); | 82 | je32_to_cpu(item->d.ino)); |
82 | break; | 83 | break; |
83 | default: | 84 | default: |
@@ -93,7 +94,7 @@ static int jffs2_sum_add_mem(struct jffs2_summary *s, union jffs2_sum_mem *item) | |||
93 | 94 | ||
94 | int jffs2_sum_add_padding_mem(struct jffs2_summary *s, uint32_t size) | 95 | int jffs2_sum_add_padding_mem(struct jffs2_summary *s, uint32_t size) |
95 | { | 96 | { |
96 | JFFS2_DBG_SUMMARY("called with %u\n", size); | 97 | dbg_summary("called with %u\n", size); |
97 | s->sum_padded += size; | 98 | s->sum_padded += size; |
98 | return 0; | 99 | return 0; |
99 | } | 100 | } |
@@ -147,7 +148,7 @@ static void jffs2_sum_clean_collected(struct jffs2_summary *s) | |||
147 | union jffs2_sum_mem *temp; | 148 | union jffs2_sum_mem *temp; |
148 | 149 | ||
149 | if (!s->sum_list_head) { | 150 | if (!s->sum_list_head) { |
150 | JFFS2_DBG_SUMMARY("already empty\n"); | 151 | dbg_summary("already empty\n"); |
151 | } | 152 | } |
152 | while (s->sum_list_head) { | 153 | while (s->sum_list_head) { |
153 | temp = s->sum_list_head; | 154 | temp = s->sum_list_head; |
@@ -161,14 +162,14 @@ static void jffs2_sum_clean_collected(struct jffs2_summary *s) | |||
161 | 162 | ||
162 | void jffs2_sum_reset_collected(struct jffs2_summary *s) | 163 | void jffs2_sum_reset_collected(struct jffs2_summary *s) |
163 | { | 164 | { |
164 | JFFS2_DBG_SUMMARY("called\n"); | 165 | dbg_summary("called\n"); |
165 | jffs2_sum_clean_collected(s); | 166 | jffs2_sum_clean_collected(s); |
166 | s->sum_size = 0; | 167 | s->sum_size = 0; |
167 | } | 168 | } |
168 | 169 | ||
169 | void jffs2_sum_disable_collecting(struct jffs2_summary *s) | 170 | void jffs2_sum_disable_collecting(struct jffs2_summary *s) |
170 | { | 171 | { |
171 | JFFS2_DBG_SUMMARY("called\n"); | 172 | dbg_summary("called\n"); |
172 | jffs2_sum_clean_collected(s); | 173 | jffs2_sum_clean_collected(s); |
173 | s->sum_size = JFFS2_SUMMARY_NOSUM_SIZE; | 174 | s->sum_size = JFFS2_SUMMARY_NOSUM_SIZE; |
174 | } | 175 | } |
@@ -182,7 +183,7 @@ int jffs2_sum_is_disabled(struct jffs2_summary *s) | |||
182 | 183 | ||
183 | void jffs2_sum_move_collected(struct jffs2_sb_info *c, struct jffs2_summary *s) | 184 | void jffs2_sum_move_collected(struct jffs2_sb_info *c, struct jffs2_summary *s) |
184 | { | 185 | { |
185 | JFFS2_DBG_SUMMARY("oldsize=0x%x oldnum=%u => newsize=0x%x newnum=%u\n", | 186 | dbg_summary("oldsize=0x%x oldnum=%u => newsize=0x%x newnum=%u\n", |
186 | c->summary->sum_size, c->summary->sum_num, | 187 | c->summary->sum_size, c->summary->sum_num, |
187 | s->sum_size, s->sum_num); | 188 | s->sum_size, s->sum_num); |
188 | 189 | ||
@@ -260,16 +261,16 @@ int jffs2_sum_add_kvec(struct jffs2_sb_info *c, const struct kvec *invecs, | |||
260 | } | 261 | } |
261 | 262 | ||
262 | case JFFS2_NODETYPE_PADDING: | 263 | case JFFS2_NODETYPE_PADDING: |
263 | JFFS2_DBG_SUMMARY("node PADDING\n"); | 264 | dbg_summary("node PADDING\n"); |
264 | c->summary->sum_padded += je32_to_cpu(node->u.totlen); | 265 | c->summary->sum_padded += je32_to_cpu(node->u.totlen); |
265 | break; | 266 | break; |
266 | 267 | ||
267 | case JFFS2_NODETYPE_CLEANMARKER: | 268 | case JFFS2_NODETYPE_CLEANMARKER: |
268 | JFFS2_DBG_SUMMARY("node CLEANMARKER\n"); | 269 | dbg_summary("node CLEANMARKER\n"); |
269 | break; | 270 | break; |
270 | 271 | ||
271 | case JFFS2_NODETYPE_SUMMARY: | 272 | case JFFS2_NODETYPE_SUMMARY: |
272 | JFFS2_DBG_SUMMARY("node SUMMARY\n"); | 273 | dbg_summary("node SUMMARY\n"); |
273 | break; | 274 | break; |
274 | 275 | ||
275 | default: | 276 | default: |
@@ -302,7 +303,7 @@ static int jffs2_sum_process_sum_data(struct jffs2_sb_info *c, struct jffs2_eras | |||
302 | sp = summary->sum; | 303 | sp = summary->sum; |
303 | 304 | ||
304 | for (i=0; i<je32_to_cpu(summary->sum_num); i++) { | 305 | for (i=0; i<je32_to_cpu(summary->sum_num); i++) { |
305 | JFFS2_DBG_SUMMARY("processing summary index %d\n", i); | 306 | dbg_summary("processing summary index %d\n", i); |
306 | 307 | ||
307 | switch (je16_to_cpu(((struct jffs2_sum_unknown_flash *)sp)->nodetype)) { | 308 | switch (je16_to_cpu(((struct jffs2_sum_unknown_flash *)sp)->nodetype)) { |
308 | case JFFS2_NODETYPE_INODE: { | 309 | case JFFS2_NODETYPE_INODE: { |
@@ -311,7 +312,7 @@ static int jffs2_sum_process_sum_data(struct jffs2_sb_info *c, struct jffs2_eras | |||
311 | 312 | ||
312 | ino = je32_to_cpu(spi->inode); | 313 | ino = je32_to_cpu(spi->inode); |
313 | 314 | ||
314 | JFFS2_DBG_SUMMARY("Inode at 0x%08x\n", | 315 | dbg_summary("Inode at 0x%08x\n", |
315 | jeb->offset + je32_to_cpu(spi->offset)); | 316 | jeb->offset + je32_to_cpu(spi->offset)); |
316 | 317 | ||
317 | raw = jffs2_alloc_raw_node_ref(); | 318 | raw = jffs2_alloc_raw_node_ref(); |
@@ -353,7 +354,7 @@ static int jffs2_sum_process_sum_data(struct jffs2_sb_info *c, struct jffs2_eras | |||
353 | struct jffs2_sum_dirent_flash *spd; | 354 | struct jffs2_sum_dirent_flash *spd; |
354 | spd = sp; | 355 | spd = sp; |
355 | 356 | ||
356 | JFFS2_DBG_SUMMARY("Dirent at 0x%08x\n", | 357 | dbg_summary("Dirent at 0x%08x\n", |
357 | jeb->offset + je32_to_cpu(spd->offset)); | 358 | jeb->offset + je32_to_cpu(spd->offset)); |
358 | 359 | ||
359 | fd = jffs2_alloc_full_dirent(spd->nsize+1); | 360 | fd = jffs2_alloc_full_dirent(spd->nsize+1); |
@@ -434,7 +435,7 @@ int jffs2_sum_scan_sumnode(struct jffs2_sb_info *c, struct jffs2_eraseblock *jeb | |||
434 | sumsize = c->sector_size - ofs; | 435 | sumsize = c->sector_size - ofs; |
435 | ofs += jeb->offset; | 436 | ofs += jeb->offset; |
436 | 437 | ||
437 | JFFS2_DBG_SUMMARY("summary found for 0x%08x at 0x%08x (0x%x bytes)\n", | 438 | dbg_summary("summary found for 0x%08x at 0x%08x (0x%x bytes)\n", |
438 | jeb->offset, ofs, sumsize); | 439 | jeb->offset, ofs, sumsize); |
439 | 440 | ||
440 | summary = kmalloc(sumsize, GFP_KERNEL); | 441 | summary = kmalloc(sumsize, GFP_KERNEL); |
@@ -457,40 +458,40 @@ int jffs2_sum_scan_sumnode(struct jffs2_sb_info *c, struct jffs2_eraseblock *jeb | |||
457 | crc = crc32(0, &crcnode, sizeof(crcnode)-4); | 458 | crc = crc32(0, &crcnode, sizeof(crcnode)-4); |
458 | 459 | ||
459 | if (je32_to_cpu(summary->hdr_crc) != crc) { | 460 | if (je32_to_cpu(summary->hdr_crc) != crc) { |
460 | JFFS2_DBG_SUMMARY("Summary node header is corrupt (bad CRC or " | 461 | dbg_summary("Summary node header is corrupt (bad CRC or " |
461 | "no summary at all)\n"); | 462 | "no summary at all)\n"); |
462 | goto crc_err; | 463 | goto crc_err; |
463 | } | 464 | } |
464 | 465 | ||
465 | if (je32_to_cpu(summary->totlen) != sumsize) { | 466 | if (je32_to_cpu(summary->totlen) != sumsize) { |
466 | JFFS2_DBG_SUMMARY("Summary node is corrupt (wrong erasesize?)\n"); | 467 | dbg_summary("Summary node is corrupt (wrong erasesize?)\n"); |
467 | goto crc_err; | 468 | goto crc_err; |
468 | } | 469 | } |
469 | 470 | ||
470 | crc = crc32(0, summary, sizeof(struct jffs2_summary_node)-8); | 471 | crc = crc32(0, summary, sizeof(struct jffs2_summary_node)-8); |
471 | 472 | ||
472 | if (je32_to_cpu(summary->node_crc) != crc) { | 473 | if (je32_to_cpu(summary->node_crc) != crc) { |
473 | JFFS2_DBG_SUMMARY("Summary node is corrupt (bad CRC)\n"); | 474 | dbg_summary("Summary node is corrupt (bad CRC)\n"); |
474 | goto crc_err; | 475 | goto crc_err; |
475 | } | 476 | } |
476 | 477 | ||
477 | crc = crc32(0, summary->sum, sumsize - sizeof(struct jffs2_summary_node)); | 478 | crc = crc32(0, summary->sum, sumsize - sizeof(struct jffs2_summary_node)); |
478 | 479 | ||
479 | if (je32_to_cpu(summary->sum_crc) != crc) { | 480 | if (je32_to_cpu(summary->sum_crc) != crc) { |
480 | JFFS2_DBG_SUMMARY("Summary node data is corrupt (bad CRC)\n"); | 481 | dbg_summary("Summary node data is corrupt (bad CRC)\n"); |
481 | goto crc_err; | 482 | goto crc_err; |
482 | } | 483 | } |
483 | 484 | ||
484 | if ( je32_to_cpu(summary->cln_mkr) ) { | 485 | if ( je32_to_cpu(summary->cln_mkr) ) { |
485 | 486 | ||
486 | JFFS2_DBG_SUMMARY("Summary : CLEANMARKER node \n"); | 487 | dbg_summary("Summary : CLEANMARKER node \n"); |
487 | 488 | ||
488 | if (je32_to_cpu(summary->cln_mkr) != c->cleanmarker_size) { | 489 | if (je32_to_cpu(summary->cln_mkr) != c->cleanmarker_size) { |
489 | JFFS2_DBG_SUMMARY("CLEANMARKER node has totlen 0x%x != normal 0x%x\n", | 490 | dbg_summary("CLEANMARKER node has totlen 0x%x != normal 0x%x\n", |
490 | je32_to_cpu(summary->cln_mkr), c->cleanmarker_size); | 491 | je32_to_cpu(summary->cln_mkr), c->cleanmarker_size); |
491 | UNCHECKED_SPACE(PAD(je32_to_cpu(summary->cln_mkr))); | 492 | UNCHECKED_SPACE(PAD(je32_to_cpu(summary->cln_mkr))); |
492 | } else if (jeb->first_node) { | 493 | } else if (jeb->first_node) { |
493 | JFFS2_DBG_SUMMARY("CLEANMARKER node not first node in block " | 494 | dbg_summary("CLEANMARKER node not first node in block " |
494 | "(0x%08x)\n", jeb->offset); | 495 | "(0x%08x)\n", jeb->offset); |
495 | UNCHECKED_SPACE(PAD(je32_to_cpu(summary->cln_mkr))); | 496 | UNCHECKED_SPACE(PAD(je32_to_cpu(summary->cln_mkr))); |
496 | } else { | 497 | } else { |
@@ -644,7 +645,7 @@ static int jffs2_sum_write_data(struct jffs2_sb_info *c, struct jffs2_eraseblock | |||
644 | vecs[1].iov_base = c->summary->sum_buf; | 645 | vecs[1].iov_base = c->summary->sum_buf; |
645 | vecs[1].iov_len = datasize; | 646 | vecs[1].iov_len = datasize; |
646 | 647 | ||
647 | JFFS2_DBG_SUMMARY("JFFS2: writing out data to flash to pos : 0x%08x\n", | 648 | dbg_summary("JFFS2: writing out data to flash to pos : 0x%08x\n", |
648 | jeb->offset + c->sector_size - jeb->free_size); | 649 | jeb->offset + c->sector_size - jeb->free_size); |
649 | 650 | ||
650 | spin_unlock(&c->erase_completion_lock); | 651 | spin_unlock(&c->erase_completion_lock); |
@@ -674,7 +675,7 @@ int jffs2_sum_write_sumnode(struct jffs2_sb_info *c) | |||
674 | int datasize, infosize, padsize, ret; | 675 | int datasize, infosize, padsize, ret; |
675 | struct jffs2_eraseblock *jeb; | 676 | struct jffs2_eraseblock *jeb; |
676 | 677 | ||
677 | JFFS2_DBG_SUMMARY("called\n"); | 678 | dbg_summary("called\n"); |
678 | 679 | ||
679 | jeb = c->nextblock; | 680 | jeb = c->nextblock; |
680 | 681 | ||