Re: [PATCH] Use CRC32 and a 1MiB dictionary for XZ compressed modules

[Martin Nybo Andersen]

Hello?
Anyone?

Best regards,
- Martin

On Fri, 15 Sep 2023, Martin Nybo Andersen wrote:

> Kmod is now using the kernel decompressor which doesn't handle CRC64
> and dictionaries larger than 1MiB.
>
> Fixes: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1050582
> Signed-off-by: Martin Nybo Andersen <tweek@xxxxxxxx>
> ---
> scripts/Makefile.modinst | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/scripts/Makefile.modinst b/scripts/Makefile.modinst
> index c59cc57286ba..ffbafbd3aeea 100644
> --- a/scripts/Makefile.modinst
> +++ b/scripts/Makefile.modinst
> @@ -144,7 +144,7 @@ endif
> quiet_cmd_gzip = GZIP    $@
>       cmd_gzip = $(KGZIP) -n -f $<
> quiet_cmd_xz = XZ      $@
> -      cmd_xz = $(XZ) --lzma2=dict=2MiB -f $<
> +      cmd_xz = $(XZ) --check=crc32 --lzma2=dict=1MiB -f $<
> quiet_cmd_zstd = ZSTD    $@
>       cmd_zstd = $(ZSTD) -T0 --rm -f -q $<
>
> --
> 2.40.1