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Lines Matching refs:c

24 static void jffs2_erase_failed(struct jffs2_sb_info *c, struct jffs2_eraseblock *jeb, uint32_t bad_…
25 static void jffs2_erase_succeeded(struct jffs2_sb_info *c, struct jffs2_eraseblock *jeb);
26 static void jffs2_mark_erased_block(struct jffs2_sb_info *c, struct jffs2_eraseblock *jeb);
28 static void jffs2_erase_block(struct jffs2_sb_info *c, in jffs2_erase_block() argument
34 ret = jffs2_flash_erase(c, jeb); in jffs2_erase_block()
36 jffs2_erase_succeeded(c, jeb); in jffs2_erase_block()
45 jeb->offset, jeb->offset, jeb->offset + c->sector_size); in jffs2_erase_block()
49 mutex_lock(&c->erase_free_sem); in jffs2_erase_block()
50 spin_lock(&c->erase_completion_lock); in jffs2_erase_block()
51 list_move(&jeb->list, &c->erase_pending_list); in jffs2_erase_block()
52 c->erasing_size -= c->sector_size; in jffs2_erase_block()
53 c->dirty_size += c->sector_size; in jffs2_erase_block()
54 jeb->dirty_size = c->sector_size; in jffs2_erase_block()
55 spin_unlock(&c->erase_completion_lock); in jffs2_erase_block()
56 mutex_unlock(&c->erase_free_sem); in jffs2_erase_block()
63 instr->len = c->sector_size; in jffs2_erase_block()
65 ret = mtd_erase(c->mtd, instr); in jffs2_erase_block()
67 jffs2_erase_succeeded(c, jeb); in jffs2_erase_block()
80 mutex_lock(&c->erase_free_sem); in jffs2_erase_block()
81 spin_lock(&c->erase_completion_lock); in jffs2_erase_block()
82 list_move(&jeb->list, &c->erase_pending_list); in jffs2_erase_block()
83 c->erasing_size -= c->sector_size; in jffs2_erase_block()
84 c->dirty_size += c->sector_size; in jffs2_erase_block()
85 jeb->dirty_size = c->sector_size; in jffs2_erase_block()
86 spin_unlock(&c->erase_completion_lock); in jffs2_erase_block()
87 mutex_unlock(&c->erase_free_sem); in jffs2_erase_block()
98 jffs2_erase_failed(c, jeb, bad_offset); in jffs2_erase_block()
101 int jffs2_erase_pending_blocks(struct jffs2_sb_info *c, int count) in jffs2_erase_pending_blocks() argument
106 mutex_lock(&c->erase_free_sem); in jffs2_erase_pending_blocks()
108 spin_lock(&c->erase_completion_lock); in jffs2_erase_pending_blocks()
110 while (!list_empty(&c->erase_complete_list) || in jffs2_erase_pending_blocks()
111 !list_empty(&c->erase_pending_list)) { in jffs2_erase_pending_blocks()
113 if (!list_empty(&c->erase_complete_list)) { in jffs2_erase_pending_blocks()
114 jeb = list_entry(c->erase_complete_list.next, struct jffs2_eraseblock, list); in jffs2_erase_pending_blocks()
115 list_move(&jeb->list, &c->erase_checking_list); in jffs2_erase_pending_blocks()
116 spin_unlock(&c->erase_completion_lock); in jffs2_erase_pending_blocks()
117 mutex_unlock(&c->erase_free_sem); in jffs2_erase_pending_blocks()
118 jffs2_mark_erased_block(c, jeb); in jffs2_erase_pending_blocks()
126 } else if (!list_empty(&c->erase_pending_list)) { in jffs2_erase_pending_blocks()
127 jeb = list_entry(c->erase_pending_list.next, struct jffs2_eraseblock, list); in jffs2_erase_pending_blocks()
131 c->erasing_size += c->sector_size; in jffs2_erase_pending_blocks()
132 c->wasted_size -= jeb->wasted_size; in jffs2_erase_pending_blocks()
133 c->free_size -= jeb->free_size; in jffs2_erase_pending_blocks()
134 c->used_size -= jeb->used_size; in jffs2_erase_pending_blocks()
135 c->dirty_size -= jeb->dirty_size; in jffs2_erase_pending_blocks()
137 jffs2_free_jeb_node_refs(c, jeb); in jffs2_erase_pending_blocks()
138 list_add(&jeb->list, &c->erasing_list); in jffs2_erase_pending_blocks()
139 spin_unlock(&c->erase_completion_lock); in jffs2_erase_pending_blocks()
140 mutex_unlock(&c->erase_free_sem); in jffs2_erase_pending_blocks()
142 jffs2_erase_block(c, jeb); in jffs2_erase_pending_blocks()
150 mutex_lock(&c->erase_free_sem); in jffs2_erase_pending_blocks()
151 spin_lock(&c->erase_completion_lock); in jffs2_erase_pending_blocks()
154 spin_unlock(&c->erase_completion_lock); in jffs2_erase_pending_blocks()
155 mutex_unlock(&c->erase_free_sem); in jffs2_erase_pending_blocks()
161 static void jffs2_erase_succeeded(struct jffs2_sb_info *c, struct jffs2_eraseblock *jeb) in jffs2_erase_succeeded() argument
164 mutex_lock(&c->erase_free_sem); in jffs2_erase_succeeded()
165 spin_lock(&c->erase_completion_lock); in jffs2_erase_succeeded()
166 list_move_tail(&jeb->list, &c->erase_complete_list); in jffs2_erase_succeeded()
168 jffs2_garbage_collect_trigger(c); in jffs2_erase_succeeded()
169 spin_unlock(&c->erase_completion_lock); in jffs2_erase_succeeded()
170 mutex_unlock(&c->erase_free_sem); in jffs2_erase_succeeded()
171 wake_up(&c->erase_wait); in jffs2_erase_succeeded()
174 static void jffs2_erase_failed(struct jffs2_sb_info *c, struct jffs2_eraseblock *jeb, uint32_t bad_… in jffs2_erase_failed() argument
178 if (jffs2_cleanmarker_oob(c) && (bad_offset != (uint32_t)MTD_FAIL_ADDR_UNKNOWN)) { in jffs2_erase_failed()
181 if (!jffs2_write_nand_badblock(c, jeb, bad_offset)) { in jffs2_erase_failed()
183 mutex_lock(&c->erase_free_sem); in jffs2_erase_failed()
184 spin_lock(&c->erase_completion_lock); in jffs2_erase_failed()
185 list_move(&jeb->list, &c->erase_pending_list); in jffs2_erase_failed()
186 c->erasing_size -= c->sector_size; in jffs2_erase_failed()
187 c->dirty_size += c->sector_size; in jffs2_erase_failed()
188 jeb->dirty_size = c->sector_size; in jffs2_erase_failed()
189 spin_unlock(&c->erase_completion_lock); in jffs2_erase_failed()
190 mutex_unlock(&c->erase_free_sem); in jffs2_erase_failed()
195 mutex_lock(&c->erase_free_sem); in jffs2_erase_failed()
196 spin_lock(&c->erase_completion_lock); in jffs2_erase_failed()
197 c->erasing_size -= c->sector_size; in jffs2_erase_failed()
198 c->bad_size += c->sector_size; in jffs2_erase_failed()
199 list_move(&jeb->list, &c->bad_list); in jffs2_erase_failed()
200 c->nr_erasing_blocks--; in jffs2_erase_failed()
201 spin_unlock(&c->erase_completion_lock); in jffs2_erase_failed()
202 mutex_unlock(&c->erase_free_sem); in jffs2_erase_failed()
203 wake_up(&c->erase_wait); in jffs2_erase_failed()
208 static inline void jffs2_remove_node_refs_from_ino_list(struct jffs2_sb_info *c, in jffs2_remove_node_refs_from_ino_list() argument
252 jeb->offset, jeb->offset + c->sector_size, ic->ino); in jffs2_remove_node_refs_from_ino_list()
277 jffs2_release_xattr_datum(c, (struct jffs2_xattr_datum *)ic); in jffs2_remove_node_refs_from_ino_list()
280 jffs2_release_xattr_ref(c, (struct jffs2_xattr_ref *)ic); in jffs2_remove_node_refs_from_ino_list()
285 jffs2_del_ino_cache(c, ic); in jffs2_remove_node_refs_from_ino_list()
289 void jffs2_free_jeb_node_refs(struct jffs2_sb_info *c, struct jffs2_eraseblock *jeb) in jffs2_free_jeb_node_refs() argument
305 jffs2_remove_node_refs_from_ino_list(c, ref, jeb); in jffs2_free_jeb_node_refs()
313 static int jffs2_block_check_erase(struct jffs2_sb_info *c, struct jffs2_eraseblock *jeb, uint32_t … in jffs2_block_check_erase() argument
321 ret = mtd_point(c->mtd, jeb->offset, c->sector_size, &retlen, in jffs2_block_check_erase()
328 if (retlen < c->sector_size) { in jffs2_block_check_erase()
332 mtd_unpoint(c->mtd, jeb->offset, retlen); in jffs2_block_check_erase()
341 mtd_unpoint(c->mtd, jeb->offset, c->sector_size); in jffs2_block_check_erase()
346 c->sector_size-retlen * sizeof(*wordebuf)); in jffs2_block_check_erase()
361 for (ofs = jeb->offset; ofs < jeb->offset + c->sector_size; ) { in jffs2_block_check_erase()
362 uint32_t readlen = min((uint32_t)PAGE_SIZE, jeb->offset + c->sector_size - ofs); in jffs2_block_check_erase()
367 ret = mtd_read(c->mtd, ofs, readlen, &retlen, ebuf); in jffs2_block_check_erase()
400 static void jffs2_mark_erased_block(struct jffs2_sb_info *c, struct jffs2_eraseblock *jeb) in jffs2_mark_erased_block() argument
406 switch (jffs2_block_check_erase(c, jeb, &bad_offset)) { in jffs2_mark_erased_block()
416 if (jffs2_cleanmarker_oob(c) || c->cleanmarker_size == 0) { in jffs2_mark_erased_block()
418 if (jffs2_cleanmarker_oob(c)) { in jffs2_mark_erased_block()
419 if (jffs2_write_nand_cleanmarker(c, jeb)) in jffs2_mark_erased_block()
428 .totlen = cpu_to_je32(c->cleanmarker_size) in jffs2_mark_erased_block()
431 jffs2_prealloc_raw_node_refs(c, jeb, 1); in jffs2_mark_erased_block()
437 ret = jffs2_flash_direct_writev(c, vecs, 1, jeb->offset, &retlen); in jffs2_mark_erased_block()
451 jeb->free_size = c->sector_size; in jffs2_mark_erased_block()
453 mutex_lock(&c->erase_free_sem); in jffs2_mark_erased_block()
454 spin_lock(&c->erase_completion_lock); in jffs2_mark_erased_block()
456 c->erasing_size -= c->sector_size; in jffs2_mark_erased_block()
457 c->free_size += c->sector_size; in jffs2_mark_erased_block()
460 if (c->cleanmarker_size && !jffs2_cleanmarker_oob(c)) in jffs2_mark_erased_block()
461 jffs2_link_node_ref(c, jeb, jeb->offset | REF_NORMAL, c->cleanmarker_size, NULL); in jffs2_mark_erased_block()
463 list_move_tail(&jeb->list, &c->free_list); in jffs2_mark_erased_block()
464 c->nr_erasing_blocks--; in jffs2_mark_erased_block()
465 c->nr_free_blocks++; in jffs2_mark_erased_block()
467 jffs2_dbg_acct_sanity_check_nolock(c, jeb); in jffs2_mark_erased_block()
468 jffs2_dbg_acct_paranoia_check_nolock(c, jeb); in jffs2_mark_erased_block()
470 spin_unlock(&c->erase_completion_lock); in jffs2_mark_erased_block()
471 mutex_unlock(&c->erase_free_sem); in jffs2_mark_erased_block()
472 wake_up(&c->erase_wait); in jffs2_mark_erased_block()
476 jffs2_erase_failed(c, jeb, bad_offset); in jffs2_mark_erased_block()
481 mutex_lock(&c->erase_free_sem); in jffs2_mark_erased_block()
482 spin_lock(&c->erase_completion_lock); in jffs2_mark_erased_block()
483 jffs2_garbage_collect_trigger(c); in jffs2_mark_erased_block()
484 list_move(&jeb->list, &c->erase_complete_list); in jffs2_mark_erased_block()
485 spin_unlock(&c->erase_completion_lock); in jffs2_mark_erased_block()
486 mutex_unlock(&c->erase_free_sem); in jffs2_mark_erased_block()