On Thu, Sep 15, 2016 at 02:08:52PM +0200, Lakshmipathi.G wrote:
> Signed-off-by: Lakshmipathi.G <lakshmipath...@giis.co.in>
> ---
>  btrfs-convert.c | 15 +++++++++++++++
>  1 file changed, 15 insertions(+)
> 
> diff --git a/btrfs-convert.c b/btrfs-convert.c
> index c10dc17..27da9ce 100644
> --- a/btrfs-convert.c
> +++ b/btrfs-convert.c
> @@ -2171,6 +2171,17 @@ static void ext2_copy_inode_item(struct 
> btrfs_inode_item *dst,
>       }
>       memset(&dst->reserved, 0, sizeof(dst->reserved));
>  }
> +static int check_filesystem_state(struct btrfs_convert_context *cctx)
> +{
> +     ext2_filsys fs = cctx->fs_data;
> +
> +        if (!(fs->super->s_state & EXT2_VALID_FS))
> +             return 1;
> +     else if (fs->super->s_state & EXT2_ERROR_FS)
> +             return 1;
> +     else
> +             return 0;
> +}
>  
>  /*
>   * copy a single inode. do all the required works, such as cloning
> @@ -2340,6 +2351,10 @@ static int do_convert(const char *devname, int 
> datacsum, int packing,
>       ret = convert_open_fs(devname, &cctx);
>       if (ret)
>               goto fail;
> +     ret = check_filesystem_state(&cctx);
> +     if (ret) 
> +             warning("Source Filesystem is not clean, \
> +                      running e2fsck is recommended.");

I'm wondering if this should be a hard error or not, I'll leave it as a
warning for now.
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