Lines Matching defs:info
124 static void dbg_print_info_struct(struct f2fs_info *info)
130 SLOGD("blocks_per_segment: %"PRIu64, info->blocks_per_segment);
131 SLOGD("block_size: %d", info->block_size);
132 SLOGD("sit_bmp loc: %p", info->sit_bmp);
133 SLOGD("sit_bmp_size: %d", info->sit_bmp_size);
134 SLOGD("blocks_per_sit: %"PRIu64, info->blocks_per_sit);
135 SLOGD("sit_blocks loc: %p", info->sit_blocks);
136 SLOGD("sit_sums loc: %p", info->sit_sums);
137 SLOGD("sit_sums num: %d", le16_to_cpu(info->sit_sums->n_sits));
139 for(i = 0; i < (le16_to_cpu(info->sit_sums->n_sits)); i++) {
140 SLOGD("entry %d in journal entries is for segment %d",i, le32_to_cpu(segno_in_journal(info->sit_sums, i)));
143 SLOGD("cp_blkaddr: %"PRIu64, info->cp_blkaddr);
144 SLOGD("cp_valid_cp_blkaddr: %"PRIu64, info->cp_valid_cp_blkaddr);
145 SLOGD("sit_blkaddr: %"PRIu64, info->sit_blkaddr);
146 SLOGD("nat_blkaddr: %"PRIu64, info->nat_blkaddr);
147 SLOGD("ssa_blkaddr: %"PRIu64, info->ssa_blkaddr);
148 SLOGD("main_blkaddr: %"PRIu64, info->main_blkaddr);
149 SLOGD("total_user_used: %"PRIu64, info->total_user_used);
150 SLOGD("total_blocks: %"PRIu64, info->total_blocks);
256 int get_valid_checkpoint_info(int fd, struct f2fs_super_block *sb, struct f2fs_checkpoint **cp, struct f2fs_info *info)
262 unsigned long blk_size;// = 1<<le32_to_cpu(info->sb->log_blocksize);
283 info->cp_valid_cp_blkaddr = cp2_start_blk_no;
287 info->cp_valid_cp_blkaddr = cp1_start_blk_no;
292 info->cp_valid_cp_blkaddr = cp1_start_blk_no;
295 info->cp_valid_cp_blkaddr = cp2_start_blk_no;
309 static int gather_sit_info(int fd, struct f2fs_info *info)
311 u64 num_segments = (info->total_blocks - info->main_blkaddr
312 + info->blocks_per_segment - 1) / info->blocks_per_segment;
316 info->sit_blocks = malloc(num_sit_blocks * sizeof(struct f2fs_sit_block));
317 if (!info->sit_blocks)
321 off64_t address = info->sit_blkaddr + sit_block;
323 if (f2fs_test_bit(sit_block, info->sit_bmp))
324 address += info->blocks_per_sit;
327 if (read_structure(fd, address * F2FS_BLKSIZE, &info->sit_blocks[sit_block], sizeof(struct f2fs_sit_block))) {
329 free(info->sit_blocks);
342 static inline u64 sum_blk_addr(struct f2fs_checkpoint *cp, struct f2fs_info *info, int base, int type)
344 return info->cp_valid_cp_blkaddr + le32_to_cpu(cp->cp_pack_total_block_count)
348 static int get_sit_summary(int fd, struct f2fs_info *info, struct f2fs_checkpoint *cp)
352 info->sit_sums = calloc(1, sizeof(struct f2fs_summary_block));
353 if (!info->sit_sums)
358 if (read_structure_blk(fd, info->cp_valid_cp_blkaddr + le32_to_cpu(cp->cp_pack_start_sum), buffer, 1))
360 memcpy(&info->sit_sums->n_sits, &buffer[SUM_JOURNAL_SIZE], SUM_JOURNAL_SIZE);
364 blk_addr = sum_blk_addr(cp, info, NR_CURSEG_TYPE, CURSEG_COLD_DATA);
366 blk_addr = sum_blk_addr(cp, info, NR_CURSEG_DATA_TYPE, CURSEG_COLD_DATA);
371 memcpy(info->sit_sums, buffer, sizeof(struct f2fs_summary_block));
380 struct f2fs_info *info;
382 info = calloc(1, sizeof(*info));
383 if (!info) {
391 free(info);
396 free(info);
402 info->cp_blkaddr = le32_to_cpu(sb->cp_blkaddr);
403 info->sit_blkaddr = le32_to_cpu(sb->sit_blkaddr);
404 info->nat_blkaddr = le32_to_cpu(sb->nat_blkaddr);
405 info->ssa_blkaddr = le32_to_cpu(sb->ssa_blkaddr);
406 info->main_blkaddr = le32_to_cpu(sb->main_blkaddr);
407 info->block_size = F2FS_BLKSIZE;
408 info->total_blocks = sb->block_count;
409 info->blocks_per_sit = (le32_to_cpu(sb->segment_count_sit) >> 1) << le32_to_cpu(sb->log_blocks_per_seg);
410 info->blocks_per_segment = 1U << le32_to_cpu(sb->log_blocks_per_seg);
412 if (get_valid_checkpoint_info(fd, sb, &cp, info))
416 info->total_user_used = le32_to_cpu(cp->valid_block_count);
421 info->sit_bmp = malloc(bmp_size);
422 if(!info->sit_bmp) {
427 info->sit_bmp_size = bmp_size;
428 if (read_structure(fd, info->cp_valid_cp_blkaddr * F2FS_BLKSIZE
430 info->sit_bmp, bmp_size)) {
435 if (gather_sit_info(fd , info)) {
439 if (get_sit_summary(fd, info, cp)) {
443 dbg_print_info_struct(info);
444 return info;
448 free_f2fs_info(info);
452 void free_f2fs_info(struct f2fs_info *info)
454 if (info) {
455 free(info->sit_blocks);
456 info->sit_blocks = NULL;
458 free(info->sit_bmp);
459 info->sit_bmp = NULL;
461 free(info->sit_sums);
462 info->sit_sums = NULL;
464 free(info);
467 u64 get_num_blocks_used(struct f2fs_info *info)
469 return info->main_blkaddr + info->total_user_used;
482 int run_on_used_blocks(u64 startblock, struct f2fs_info *info, int (*func)(u64 pos, void *data), void *data) {
489 for (block=startblock; block<info->total_blocks; block++) {
491 if (block < info->main_blkaddr) {
498 segnum = (block - info->main_blkaddr)/info->blocks_per_segment;
502 for(i = 0; i < le16_to_cpu(info->sit_sums->n_sits); i++) {
503 if (le32_to_cpu(segno_in_journal(info->sit_sums, i)) == segnum) {
504 sit_entry = &sit_in_journal(info->sit_sums, i);
513 sit_entry = &info->sit_blocks[sit_block_num_cur].entries[segnum % SIT_ENTRY_PER_BLOCK];
516 block_offset = (block - info->main_blkaddr) % info->blocks_per_segment;
535 struct f2fs_info *info;
548 int pdone = (pos*100)/d->info->total_blocks;
601 struct f2fs_info *info = generate_f2fs_info(infd);
602 if (!info) {
603 printf("Failed to generate info!");
611 d.info = info;
612 int expected_count = get_num_blocks_used(info);
613 run_on_used_blocks(0, info, ©_used, &d);
615 ftruncate64(outfd, info->total_blocks * F2FS_BLKSIZE);
616 free_f2fs_info(info);
