On 08/12, Chao Yu wrote:
> We should always set c.bug_on whenever found a bug, then fix them
> if c.fix_on is on, otherwise, some bugs won't be shown unless we
> enable debug log.
>
> Signed-off-by: Chao Yu <[email protected]>
> ---
> fsck/fsck.c | 137 +++++++++++++++++++++++++++++++---------------------
> 1 file changed, 83 insertions(+), 54 deletions(-)
>
> diff --git a/fsck/fsck.c b/fsck/fsck.c
> index 7eb599d..91ddd49 100644
> --- a/fsck/fsck.c
> +++ b/fsck/fsck.c
> @@ -712,12 +712,13 @@ void fsck_chk_inode_blk(struct f2fs_sb_info *sbi, u32
> nid,
> fsck_reada_node_block(sbi, le32_to_cpu(node_blk->i.i_xattr_nid));
>
> if (fsck_chk_xattr_blk(sbi, nid,
> - le32_to_cpu(node_blk->i.i_xattr_nid), blk_cnt) &&
> - c.fix_on) {
> - node_blk->i.i_xattr_nid = 0;
> - need_fix = 1;
> - FIX_MSG("Remove xattr block: 0x%x, x_nid = 0x%x",
> - nid, le32_to_cpu(node_blk->i.i_xattr_nid));
> + le32_to_cpu(node_blk->i.i_xattr_nid), blk_cnt)) {
> + if (c.fix_on) {
> + node_blk->i.i_xattr_nid = 0;
> + need_fix = 1;
> + FIX_MSG("Remove xattr block: 0x%x, x_nid = 0x%x",
> + nid,
> le32_to_cpu(node_blk->i.i_xattr_nid));
> + }
Why do we need this change?
> }
>
> if (ftype == F2FS_FT_CHRDEV || ftype == F2FS_FT_BLKDEV ||
> @@ -730,24 +731,32 @@ void fsck_chk_inode_blk(struct f2fs_sb_info *sbi, u32
> nid,
>
> if (f2fs_has_extra_isize(&node_blk->i)) {
> if (c.feature & cpu_to_le32(F2FS_FEATURE_EXTRA_ATTR)) {
> - if (node_blk->i.i_extra_isize >
> - cpu_to_le16(F2FS_TOTAL_EXTRA_ATTR_SIZE)) {
> - FIX_MSG("ino[0x%x] recover i_extra_isize "
> - "from %u to %u",
> - nid,
> - le16_to_cpu(node_blk->i.i_extra_isize),
> - calc_extra_isize());
> - node_blk->i.i_extra_isize =
> - cpu_to_le16(calc_extra_isize());
> - need_fix = 1;
> + unsigned int isize =
> + le16_to_cpu(node_blk->i.i_extra_isize);
> +
> + if (isize > F2FS_TOTAL_EXTRA_ATTR_SIZE) {
> + ASSERT_MSG("[0x%x] wrong i_extra_isize=0x%x",
> + nid, isize);
> + if (c.fix_on) {
> + FIX_MSG("ino[0x%x] recover
> i_extra_isize "
> + "from %u to %u",
> + nid, isize,
> + calc_extra_isize());
> + node_blk->i.i_extra_isize =
> + cpu_to_le16(calc_extra_isize());
> + need_fix = 1;
> + }
> }
> } else {
> - FIX_MSG("ino[0x%x] remove F2FS_EXTRA_ATTR "
> - "flag in i_inline:%u",
> - nid, node_blk->i.i_inline);
> - /* we don't support tuning F2FS_FEATURE_EXTRA_ATTR now
> */
> - node_blk->i.i_inline &= ~F2FS_EXTRA_ATTR;
> - need_fix = 1;
> + ASSERT_MSG("[0x%x] wrong extra_attr flag", nid);
> + if (c.fix_on) {
> + FIX_MSG("ino[0x%x] remove F2FS_EXTRA_ATTR "
> + "flag in i_inline:%u",
> + nid, node_blk->i.i_inline);
> + /* we don't support tuning
> F2FS_FEATURE_EXTRA_ATTR now */
> + node_blk->i.i_inline &= ~F2FS_EXTRA_ATTR;
> + need_fix = 1;
> + }
> }
>
> if ((c.feature &
> @@ -758,13 +767,17 @@ void fsck_chk_inode_blk(struct f2fs_sb_info *sbi, u32
> nid,
>
> if (!inline_size ||
> inline_size > MAX_INLINE_XATTR_SIZE) {
> - FIX_MSG("ino[0x%x] recover inline xattr size "
> - "from %u to %u",
> - nid, inline_size,
> - DEFAULT_INLINE_XATTR_ADDRS);
> - node_blk->i.i_inline_xattr_size =
> - cpu_to_le16(DEFAULT_INLINE_XATTR_ADDRS);
> - need_fix = 1;
> + ASSERT_MSG("[0x%x] wrong inline_xattr_size:%u",
> + nid, inline_size);
> + if (c.fix_on) {
> + FIX_MSG("ino[0x%x] recover inline xattr
> size "
> + "from %u to %u",
> + nid, inline_size,
> + DEFAULT_INLINE_XATTR_ADDRS);
> + node_blk->i.i_inline_xattr_size =
> +
> cpu_to_le16(DEFAULT_INLINE_XATTR_ADDRS);
> + need_fix = 1;
> + }
> }
> }
> }
> @@ -772,20 +785,28 @@ void fsck_chk_inode_blk(struct f2fs_sb_info *sbi, u32
> nid,
>
> if ((node_blk->i.i_inline & F2FS_INLINE_DATA)) {
> unsigned int inline_size = MAX_INLINE_DATA(node_blk);
> + block_t blkaddr = le32_to_cpu(node_blk->i.i_addr[ofs]);
>
> - if (le32_to_cpu(node_blk->i.i_addr[ofs]) != 0) {
> - /* should fix this bug all the time */
> - FIX_MSG("inline_data has wrong 0'th block = %x",
> - le32_to_cpu(node_blk->i.i_addr[ofs]));
> - node_blk->i.i_addr[ofs] = 0;
> - node_blk->i.i_blocks = cpu_to_le64(*blk_cnt);
> - need_fix = 1;
> + if (blkaddr != 0) {
> + ASSERT_MSG("[0x%x] wrong inline reserve blkaddr:%u",
> + nid, blkaddr);
> + if (c.fix_on) {
> + FIX_MSG("inline_data has wrong 0'th block = %x",
> + blkaddr);
> + node_blk->i.i_addr[ofs] = 0;
> + node_blk->i.i_blocks = cpu_to_le64(*blk_cnt);
> + need_fix = 1;
> + }
> }
> if (!i_size || i_size > inline_size) {
> - node_blk->i.i_size = cpu_to_le64(inline_size);
> - FIX_MSG("inline_data has wrong i_size %lu",
> - (unsigned long)i_size);
> - need_fix = 1;
> + ASSERT_MSG("[0x%x] wrong inline size:%lu",
> + nid, (unsigned long)i_size);
> + if (c.fix_on) {
> + node_blk->i.i_size = cpu_to_le64(inline_size);
> + FIX_MSG("inline_data has wrong i_size %lu",
> + (unsigned long)i_size);
> + need_fix = 1;
> + }
> }
> if (!(node_blk->i.i_inline & F2FS_DATA_EXIST)) {
> char buf[MAX_INLINE_DATA(node_blk)];
> @@ -793,9 +814,12 @@ void fsck_chk_inode_blk(struct f2fs_sb_info *sbi, u32
> nid,
>
> if (memcmp(buf, inline_data_addr(node_blk),
> MAX_INLINE_DATA(node_blk))) {
> - FIX_MSG("inline_data has DATA_EXIST");
> - node_blk->i.i_inline |= F2FS_DATA_EXIST;
> - need_fix = 1;
> + ASSERT_MSG("[0x%x] junk inline data", nid);
> + if (c.fix_on) {
> + FIX_MSG("inline_data has DATA_EXIST");
> + node_blk->i.i_inline |= F2FS_DATA_EXIST;
> + need_fix = 1;
> + }
> }
> }
> DBG(3, "ino[0x%x] has inline data!\n", nid);
> @@ -804,20 +828,25 @@ void fsck_chk_inode_blk(struct f2fs_sb_info *sbi, u32
> nid,
> }
>
> if ((node_blk->i.i_inline & F2FS_INLINE_DENTRY)) {
> + block_t blkaddr = le32_to_cpu(node_blk->i.i_addr[ofs]);
> +
> DBG(3, "ino[0x%x] has inline dentry!\n", nid);
> - if (le32_to_cpu(node_blk->i.i_addr[ofs]) != 0) {
> - /* should fix this bug all the time */
> - FIX_MSG("inline_dentry has wrong 0'th block = %x",
> - le32_to_cpu(node_blk->i.i_addr[ofs]));
> - node_blk->i.i_addr[ofs] = 0;
> - node_blk->i.i_blocks = cpu_to_le64(*blk_cnt);
> - need_fix = 1;
> + if (blkaddr != 0) {
> + ASSERT_MSG("[0x%x] wrong inline reserve blkaddr:%u",
> + nid, blkaddr);
> + if (c.fix_on) {
> + FIX_MSG("inline_dentry has wrong 0'th block =
> %x",
> + blkaddr);
> + node_blk->i.i_addr[ofs] = 0;
> + node_blk->i.i_blocks = cpu_to_le64(*blk_cnt);
> + need_fix = 1;
> + }
> }
>
> ret = fsck_chk_inline_dentries(sbi, node_blk, &child);
> if (ret < 0) {
> - /* should fix this bug all the time */
> - need_fix = 1;
> + if (c.fix_on)
> + need_fix = 1;
> }
> child.state |= FSCK_INLINE_INODE;
> goto check;
> @@ -999,7 +1028,7 @@ skip_blkcnt_fix:
> free(en);
>
> if (ftype == F2FS_FT_SYMLINK && i_blocks && i_size == 0) {
> - DBG(1, "ino: 0x%x i_blocks: %lu with zero i_size",
> + ASSERT_MSG("ino: 0x%x i_blocks: %lu with zero i_size\n",
> nid, (unsigned long)i_blocks);
> if (c.fix_on) {
> u64 i_size = i_blocks * F2FS_BLKSIZE;
> @@ -1012,7 +1041,7 @@ skip_blkcnt_fix:
> }
>
> if (ftype == F2FS_FT_ORPHAN && i_links) {
> - MSG(0, "ino: 0x%x is orphan inode, but has i_links: %u",
> + ASSERT_MSG("ino: 0x%x is orphan inode, but has i_links: %u",
> nid, i_links);
> if (c.fix_on) {
> node_blk->i.i_links = 0;
> --
> 2.18.0.rc1
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