[PATCH] erofs: fix ztailpacking on > 4GiB filesystems
Yue Hu
zbestahu at gmail.com
Wed Feb 23 19:57:40 AEDT 2022
On Tue, 22 Feb 2022 11:31:18 +0800
Gao Xiang <hsiangkao at linux.alibaba.com> wrote:
> z_idataoff here is an absolute physical offset, so it should use
> erofs_off_t (64 bits at least). Otherwise, it'll get trimmed and
> cause the decompresion failure.
>
> Fixes: ab92184ff8f1 ("erofs: add on-disk compressed tail-packing inline support")
> Signed-off-by: Gao Xiang <hsiangkao at linux.alibaba.com>
> ---
> fs/erofs/internal.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/fs/erofs/internal.h b/fs/erofs/internal.h
> index b8272fb95fd6..5aa2cf2c2f80 100644
> --- a/fs/erofs/internal.h
> +++ b/fs/erofs/internal.h
> @@ -325,7 +325,7 @@ struct erofs_inode {
> unsigned char z_algorithmtype[2];
> unsigned char z_logical_clusterbits;
> unsigned long z_tailextent_headlcn;
> - unsigned int z_idataoff;
> + erofs_off_t z_idataoff;
> unsigned short z_idata_size;
> };
> #endif /* CONFIG_EROFS_FS_ZIP */
Reviewed-by: Yue Hu <huyue2 at yulong.com>
More information about the Linux-erofs
mailing list