fsck.f2fs: modify sit dump && add nat dump
modify sit dump && add nat dump like this:
dump_sit:
segment_type(0:HD, 1:WD, 2:CD, 3:HN, 4:WN, 5:CN)
segno: 13 vblocks:512 seg_type:2 sit_pack:2
ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
dump_nat:
nid: 3 ino: 3 offset: 0 blkaddr: 2076417 pack:2
nid: 1042 ino: 1042 offset: 0 blkaddr: 2087156 pack:2
nid:57076 ino:57076 offset: 0 blkaddr: 2071232 pack:2
nid:57118 ino:57118 offset: 0 blkaddr: 2071233 pack:2
Signed-off-by: Yunlei He <heyunlei@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
diff --git a/fsck/dump.c b/fsck/dump.c
index 81a39c8..332ff7c 100644
--- a/fsck/dump.c
+++ b/fsck/dump.c
@@ -23,45 +23,151 @@
"SEG_TYPE_NONE",
};
+void nat_dump(struct f2fs_sb_info *sbi, int start_nat, int end_nat)
+{
+ struct f2fs_super_block *sb = F2FS_RAW_SUPER(sbi);
+ struct f2fs_nm_info *nm_i = NM_I(sbi);
+ struct f2fs_nat_block *nat_block;
+ struct f2fs_node *node_block;
+ u32 nr_nat_blks, nid;
+ pgoff_t block_off;
+ pgoff_t block_addr;
+ char buf[BUF_SZ];
+ int seg_off;
+ int fd, ret, pack = 1;
+ unsigned int i;
+
+ nat_block = (struct f2fs_nat_block *)calloc(BLOCK_SZ, 1);
+ node_block = (struct f2fs_node *)calloc(BLOCK_SZ, 1);
+ ASSERT(nat_block);
+
+ nr_nat_blks = get_sb(segment_count_nat) <<
+ (sbi->log_blocks_per_seg - 1);
+
+ fd = open("dump_nat", O_CREAT|O_WRONLY|O_TRUNC, 0666);
+ ASSERT(fd >= 0);
+
+ for (block_off = 0; block_off < nr_nat_blks; block_off++) {
+
+ seg_off = block_off >> sbi->log_blocks_per_seg;
+ block_addr = (pgoff_t)(nm_i->nat_blkaddr +
+ (seg_off << sbi->log_blocks_per_seg << 1) +
+ (block_off & ((1 << sbi->log_blocks_per_seg) - 1)));
+
+ if (f2fs_test_bit(block_off, nm_i->nat_bitmap)) {
+ block_addr += sbi->blocks_per_seg;
+ pack = 2;
+ }
+
+ ret = dev_read_block(nat_block, block_addr);
+ ASSERT(ret >= 0);
+
+ nid = block_off * NAT_ENTRY_PER_BLOCK;
+ for (i = 0; i < NAT_ENTRY_PER_BLOCK; i++) {
+ struct f2fs_nat_entry raw_nat;
+ struct node_info ni;
+ ni.nid = nid + i;
+
+ if(nid + i == 0 || nid + i == 1 || nid + i == 2 )
+ continue;
+ if (lookup_nat_in_journal(sbi, nid + i,
+ &raw_nat) >= 0) {
+ node_info_from_raw_nat(&ni, &raw_nat);
+ ret = dev_read_block(node_block, ni.blk_addr);
+ ASSERT(ret >= 0);
+ if (ni.blk_addr != 0x0) {
+ memset(buf, 0, BUF_SZ);
+ snprintf(buf, BUF_SZ, "nid:%5u\tino:%5u\toffset:%5u"
+ "\tblkaddr:%10u\tpack:%d\n",ni.nid, ni.ino,
+ node_block->footer.flag >> OFFSET_BIT_SHIFT,
+ ni.blk_addr, pack);
+ ret = write(fd, buf, strlen(buf));
+ ASSERT(ret >= 0);
+ }
+
+ } else {
+ node_info_from_raw_nat(&ni,
+ &nat_block->entries[i]);
+ if (ni.blk_addr == 0)
+ continue;
+
+ ret = dev_read_block(node_block, ni.blk_addr);
+ ASSERT(ret >= 0);
+ memset(buf, 0, BUF_SZ);
+ snprintf(buf, BUF_SZ, "nid:%5u\tino:%5u\toffset:%5u"
+ "\tblkaddr:%10u\tpack:%d\n",ni.nid,
+ ni.ino,node_block->footer.flag >>
+ OFFSET_BIT_SHIFT,ni.blk_addr, pack);
+ ret = write(fd, buf, strlen(buf));
+ ASSERT(ret >= 0);
+ }
+ }
+ }
+
+ free(nat_block);
+ free(node_block);
+
+ close(fd);
+}
+
void sit_dump(struct f2fs_sb_info *sbi, int start_sit, int end_sit)
{
struct seg_entry *se;
- int segno;
+ struct sit_info *sit_i = SIT_I(sbi);
+ unsigned int segno;
char buf[BUF_SZ];
u32 free_segs = 0;;
u64 valid_blocks = 0;
int ret;
- int fd;
+ int fd, i;
+ unsigned int offset;
fd = open("dump_sit", O_CREAT|O_WRONLY|O_TRUNC, 0666);
ASSERT(fd >= 0);
+ snprintf(buf, BUF_SZ, "segment_type(0:HD, 1:WD, 2:CD, "
+ "3:HN, 4:WN, 5:CN)\n");
+ ret = write(fd, buf, strlen(buf));
+ ASSERT(ret >= 0);
+
for (segno = start_sit; segno < end_sit; segno++) {
se = get_seg_entry(sbi, segno);
-
+ offset = SIT_BLOCK_OFFSET(sit_i, segno);
+ i = f2fs_test_bit(offset, sit_i->sit_bitmap)?2:1;
memset(buf, 0, BUF_SZ);
- snprintf(buf, BUF_SZ, "%5d %8d\n", segno, se->valid_blocks);
+ snprintf(buf, BUF_SZ, "\nsegno:%8u\tvblocks:%3u\tseg_type:%d\tsit_pack:%d\n\n",
+ segno, se->valid_blocks, se->type, i);
ret = write(fd, buf, strlen(buf));
ASSERT(ret >= 0);
- DBG(4, "SIT[0x%3x] : 0x%3x : %d\n", segno, se->valid_blocks, se->type);
if (se->valid_blocks == 0x0) {
free_segs++;
} else {
ASSERT(se->valid_blocks <= 512);
valid_blocks += se->valid_blocks;
+
+ for (i = 0; i < 64; i++) {
+ memset(buf, 0, BUF_SZ);
+ snprintf(buf, BUF_SZ, " %02x", *(se->cur_valid_map + i));
+ ret = write(fd, buf, strlen(buf));
+ ASSERT(ret >= 0);
+ if((i+1) % 16 == 0) {
+ snprintf(buf, BUF_SZ, "\n");
+ ret = write(fd, buf, strlen(buf));
+ ASSERT(ret >= 0);
+ }
+ }
}
}
memset(buf, 0, BUF_SZ);
- snprintf(buf, BUF_SZ, "valid_segs:%d\t free_segs:%d\n",
- SM_I(sbi)->main_segments - free_segs, free_segs);
+ snprintf(buf, BUF_SZ, "valid_blocks:[0x%" PRIx64 "]\tvalid_segs:%d\t free_segs:%d\n",
+ valid_blocks, SM_I(sbi)->main_segments - free_segs, free_segs);
ret = write(fd, buf, strlen(buf));
ASSERT(ret >= 0);
close(fd);
- DBG(1, "Blocks [0x%" PRIx64 "] Free Segs [0x%x]\n", valid_blocks, free_segs);
}
void ssa_dump(struct f2fs_sb_info *sbi, int start_ssa, int end_ssa)
diff --git a/fsck/fsck.h b/fsck/fsck.h
index b0481d1..50dc440 100644
--- a/fsck/fsck.h
+++ b/fsck/fsck.h
@@ -167,6 +167,8 @@
/* dump.c */
struct dump_option {
nid_t nid;
+ int start_nat;
+ int end_nat;
int start_sit;
int end_sit;
int start_ssa;
@@ -174,6 +176,7 @@
int32_t blk_addr;
};
+extern void nat_dump(struct f2fs_sb_info *, int, int);
extern void sit_dump(struct f2fs_sb_info *, int, int);
extern void ssa_dump(struct f2fs_sb_info *, int, int);
extern void dump_node(struct f2fs_sb_info *, nid_t);
diff --git a/fsck/main.c b/fsck/main.c
index cf670ed..464c62b 100644
--- a/fsck/main.c
+++ b/fsck/main.c
@@ -38,6 +38,7 @@
MSG(0, "[options]:\n");
MSG(0, " -d debug level [default:0]\n");
MSG(0, " -i inode no (hex)\n");
+ MSG(0, " -n [NAT dump segno from #1~#2 (decimal), for all 0~-1]\n");
MSG(0, " -s [SIT dump segno from #1~#2 (decimal), for all 0~-1]\n");
MSG(0, " -a [SSA dump segno from #1~#2 (decimal), for all 0~-1]\n");
MSG(0, " -b blk_addr (in 4KB)\n");
@@ -125,9 +126,11 @@
}
}
} else if (!strcmp("dump.f2fs", prog)) {
- const char *option_string = "d:i:s:a:b:";
+ const char *option_string = "d:i:n:s:a:b:";
static struct dump_option dump_opt = {
- .nid = 3, /* default root ino */
+ .nid = 0, /* default root ino */
+ .start_nat = -1,
+ .end_nat = -1,
.start_sit = -1,
.end_sit = -1,
.start_ssa = -1,
@@ -153,6 +156,11 @@
ret = sscanf(optarg, "%x",
&dump_opt.nid);
break;
+ case 'n':
+ ret = sscanf(optarg, "%d~%d",
+ &dump_opt.start_nat,
+ &dump_opt.end_nat);
+ break;
case 's':
ret = sscanf(optarg, "%d~%d",
&dump_opt.start_sit,
@@ -353,26 +361,25 @@
struct f2fs_checkpoint *ckpt = F2FS_CKPT(sbi);
u32 flag = le32_to_cpu(ckpt->ckpt_flags);
- fsck_init(sbi);
-
+ if (opt->end_nat == -1)
+ opt->end_nat = NM_I(sbi)->max_nid;
if (opt->end_sit == -1)
opt->end_sit = SM_I(sbi)->main_segments;
if (opt->end_ssa == -1)
opt->end_ssa = SM_I(sbi)->main_segments;
+ if (opt->start_nat != -1)
+ nat_dump(sbi, opt->start_nat, opt->end_nat);
if (opt->start_sit != -1)
sit_dump(sbi, opt->start_sit, opt->end_sit);
if (opt->start_ssa != -1)
ssa_dump(sbi, opt->start_ssa, opt->end_ssa);
- if (opt->blk_addr != -1) {
+ if (opt->blk_addr != -1)
dump_info_from_blkaddr(sbi, opt->blk_addr);
- goto cleanup;
- }
+ if (opt->nid)
+ dump_node(sbi, opt->nid);
print_cp_state(flag);
- dump_node(sbi, opt->nid);
-cleanup:
- fsck_free(sbi);
}
static int do_defrag(struct f2fs_sb_info *sbi)