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Diffstat (limited to 'fs/f2fs/checkpoint.c')
-rw-r--r--fs/f2fs/checkpoint.c70
1 files changed, 43 insertions, 27 deletions
diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
index 9afc8d24dc..b013205026 100644
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -154,49 +154,47 @@ static bool __is_bitmap_valid(struct f2fs_sb_info *sbi, block_t blkaddr,
if (unlikely(f2fs_cp_error(sbi)))
return exist;
- if (exist && type == DATA_GENERIC_ENHANCE_UPDATE) {
- f2fs_err(sbi, "Inconsistent error blkaddr:%u, sit bitmap:%d",
- blkaddr, exist);
- set_sbi_flag(sbi, SBI_NEED_FSCK);
- return exist;
- }
+ if ((exist && type == DATA_GENERIC_ENHANCE_UPDATE) ||
+ (!exist && type == DATA_GENERIC_ENHANCE))
+ goto out_err;
+ if (!exist && type != DATA_GENERIC_ENHANCE_UPDATE)
+ goto out_handle;
+ return exist;
- if (!exist && type == DATA_GENERIC_ENHANCE) {
- f2fs_err(sbi, "Inconsistent error blkaddr:%u, sit bitmap:%d",
- blkaddr, exist);
- set_sbi_flag(sbi, SBI_NEED_FSCK);
- dump_stack();
- }
+out_err:
+ f2fs_err(sbi, "Inconsistent error blkaddr:%u, sit bitmap:%d",
+ blkaddr, exist);
+ set_sbi_flag(sbi, SBI_NEED_FSCK);
+ dump_stack();
+out_handle:
+ f2fs_handle_error(sbi, ERROR_INVALID_BLKADDR);
return exist;
}
-bool f2fs_is_valid_blkaddr(struct f2fs_sb_info *sbi,
+static bool __f2fs_is_valid_blkaddr(struct f2fs_sb_info *sbi,
block_t blkaddr, int type)
{
- if (time_to_inject(sbi, FAULT_BLKADDR))
- return false;
-
switch (type) {
case META_NAT:
break;
case META_SIT:
if (unlikely(blkaddr >= SIT_BLK_CNT(sbi)))
- return false;
+ goto check_only;
break;
case META_SSA:
if (unlikely(blkaddr >= MAIN_BLKADDR(sbi) ||
blkaddr < SM_I(sbi)->ssa_blkaddr))
- return false;
+ goto check_only;
break;
case META_CP:
if (unlikely(blkaddr >= SIT_I(sbi)->sit_base_addr ||
blkaddr < __start_cp_addr(sbi)))
- return false;
+ goto check_only;
break;
case META_POR:
if (unlikely(blkaddr >= MAX_BLKADDR(sbi) ||
blkaddr < MAIN_BLKADDR(sbi)))
- return false;
+ goto check_only;
break;
case DATA_GENERIC:
case DATA_GENERIC_ENHANCE:
@@ -213,7 +211,7 @@ bool f2fs_is_valid_blkaddr(struct f2fs_sb_info *sbi,
blkaddr);
set_sbi_flag(sbi, SBI_NEED_FSCK);
dump_stack();
- return false;
+ goto err;
} else {
return __is_bitmap_valid(sbi, blkaddr, type);
}
@@ -221,13 +219,31 @@ bool f2fs_is_valid_blkaddr(struct f2fs_sb_info *sbi,
case META_GENERIC:
if (unlikely(blkaddr < SEG0_BLKADDR(sbi) ||
blkaddr >= MAIN_BLKADDR(sbi)))
- return false;
+ goto err;
break;
default:
BUG();
}
return true;
+err:
+ f2fs_handle_error(sbi, ERROR_INVALID_BLKADDR);
+check_only:
+ return false;
+}
+
+bool f2fs_is_valid_blkaddr(struct f2fs_sb_info *sbi,
+ block_t blkaddr, int type)
+{
+ if (time_to_inject(sbi, FAULT_BLKADDR_VALIDITY))
+ return false;
+ return __f2fs_is_valid_blkaddr(sbi, blkaddr, type);
+}
+
+bool f2fs_is_valid_blkaddr_raw(struct f2fs_sb_info *sbi,
+ block_t blkaddr, int type)
+{
+ return __f2fs_is_valid_blkaddr(sbi, blkaddr, type);
}
/*
@@ -889,7 +905,7 @@ static struct page *validate_checkpoint(struct f2fs_sb_info *sbi,
cp_blocks = le32_to_cpu(cp_block->cp_pack_total_block_count);
- if (cp_blocks > sbi->blocks_per_seg || cp_blocks <= F2FS_CP_PACKS) {
+ if (cp_blocks > BLKS_PER_SEG(sbi) || cp_blocks <= F2FS_CP_PACKS) {
f2fs_warn(sbi, "invalid cp_pack_total_block_count:%u",
le32_to_cpu(cp_block->cp_pack_total_block_count));
goto invalid_cp;
@@ -1324,7 +1340,7 @@ static void update_ckpt_flags(struct f2fs_sb_info *sbi, struct cp_control *cpc)
if (cpc->reason & CP_UMOUNT) {
if (le32_to_cpu(ckpt->cp_pack_total_block_count) +
- NM_I(sbi)->nat_bits_blocks > sbi->blocks_per_seg) {
+ NM_I(sbi)->nat_bits_blocks > BLKS_PER_SEG(sbi)) {
clear_ckpt_flags(sbi, CP_NAT_BITS_FLAG);
f2fs_notice(sbi, "Disable nat_bits due to no space");
} else if (!is_set_ckpt_flags(sbi, CP_NAT_BITS_FLAG) &&
@@ -1527,7 +1543,7 @@ static int do_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc)
cp_ver |= ((__u64)crc32 << 32);
*(__le64 *)nm_i->nat_bits = cpu_to_le64(cp_ver);
- blk = start_blk + sbi->blocks_per_seg - nm_i->nat_bits_blocks;
+ blk = start_blk + BLKS_PER_SEG(sbi) - nm_i->nat_bits_blocks;
for (i = 0; i < nm_i->nat_bits_blocks; i++)
f2fs_update_meta_page(sbi, nm_i->nat_bits +
(i << F2FS_BLKSIZE_BITS), blk + i);
@@ -1731,9 +1747,9 @@ void f2fs_init_ino_entry_info(struct f2fs_sb_info *sbi)
im->ino_num = 0;
}
- sbi->max_orphans = (sbi->blocks_per_seg - F2FS_CP_PACKS -
+ sbi->max_orphans = (BLKS_PER_SEG(sbi) - F2FS_CP_PACKS -
NR_CURSEG_PERSIST_TYPE - __cp_payload(sbi)) *
- F2FS_ORPHANS_PER_BLOCK;
+ F2FS_ORPHANS_PER_BLOCK;
}
int __init f2fs_create_checkpoint_caches(void)