On 2018/05/15 10:33, Su Yue wrote:
> Define new macro I_ERR_ODD_INODE_FLAGS to represents odd inode flags.
>
> Symlinks should never have append/immutable flags.
> While processing inodes, if found a symlink with append/immutable
> flags, mark the inode record with I_ERR_ODD_INODE_FLAGS.
>
> This is for original mode.
>
> Signed-off-by: Su Yue <[email protected]>
> ---
> check/main.c | 7 +++++++
> check/mode-original.h | 1 +
> 2 files changed, 8 insertions(+)
>
> diff --git a/check/main.c b/check/main.c
> index 68da994f7ae0..c764fc011ded 100644
> --- a/check/main.c
> +++ b/check/main.c
> @@ -576,6 +576,8 @@ static void print_inode_error(struct btrfs_root *root,
> struct inode_record *rec)
> fprintf(stderr, ", link count wrong");
> if (errors & I_ERR_FILE_EXTENT_ORPHAN)
> fprintf(stderr, ", orphan file extent");
> + if (errors & I_ERR_ODD_INODE_FLAGS)
> + fprintf(stderr, ", odd inode flags");
> fprintf(stderr, "\n");
> /* Print the orphan extents if needed */
> if (errors & I_ERR_FILE_EXTENT_ORPHAN)
> @@ -805,6 +807,7 @@ static int process_inode_item(struct extent_buffer *eb,
> {
> struct inode_record *rec;
> struct btrfs_inode_item *item;
> + u64 flags;
>
> rec = active_node->current;
> BUG_ON(rec->ino != key->objectid || rec->refs > 1);
> @@ -822,6 +825,10 @@ static int process_inode_item(struct extent_buffer *eb,
> rec->found_inode_item = 1;
> if (rec->nlink == 0)
> rec->errors |= I_ERR_NO_ORPHAN_ITEM;
> + flags = btrfs_inode_flags(eb, item);
> + if (rec->imode & BTRFS_FT_SYMLINK &&
Hello,
I observed that this commit causes test-convert/009 in current kdave/devel
branch.
Since rec->imode uses S_IFLNK (0xa000) for symbolic link and BTRFS_FT_SYMLINK
is 7,
above statement does not work well. Shouldn't we use S_ISLNK(rec->imode)
instead?
Thanks,
Tomohiro Misono
> + flags & (BTRFS_INODE_IMMUTABLE | BTRFS_INODE_APPEND))
> + rec->errors |= I_ERR_ODD_INODE_FLAGS;
> maybe_free_inode_rec(&active_node->inode_cache, rec);
> return 0;
> }
> diff --git a/check/mode-original.h b/check/mode-original.h
> index 368de692fdd1..13cfa5b9e1b3 100644
> --- a/check/mode-original.h
> +++ b/check/mode-original.h
> @@ -186,6 +186,7 @@ struct file_extent_hole {
> #define I_ERR_LINK_COUNT_WRONG (1 << 13)
> #define I_ERR_FILE_EXTENT_ORPHAN (1 << 14)
> #define I_ERR_FILE_EXTENT_TOO_LARGE (1 << 15)
> +#define I_ERR_ODD_INODE_FLAGS (1 << 16)
>
> struct inode_record {
> struct list_head backrefs;
>
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