Re: [PATCH] lib: lz4: fixed zram with lz4 on big endian machines

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On Fri, Apr 08, 2016 at 04:23:24PM +0100, Rui Salvaterra wrote:
> Based on Sergey's test patch [1], this fixes zram with lz4 compression on big endian cpus. Tested on ppc64 with no regression on x86_64.

Please wrap your text at 72 columns in a changelog comment.

> 
> [1] http://marc.info/?l=linux-kernel&m=145994470805853&w=4
> 
> Cc: stable@xxxxxxxxxxxxxxx
> Signed-off-by: Rui Salvaterra <rsalvaterra@xxxxxxxxx>

Please attribute Sergey here in the signed-off-by area with a
"Suggested-by:" type mark

> ---
>  lib/lz4/lz4defs.h | 29 +++++++++++++++--------------
>  1 file changed, 15 insertions(+), 14 deletions(-)
> 
> diff --git a/lib/lz4/lz4defs.h b/lib/lz4/lz4defs.h
> index abcecdc..a98c08c 100644
> --- a/lib/lz4/lz4defs.h
> +++ b/lib/lz4/lz4defs.h
> @@ -11,8 +11,7 @@
>  /*
>   * Detects 64 bits mode
>   */
> -#if (defined(__x86_64__) || defined(__x86_64) || defined(__amd64__) \
> -	|| defined(__ppc64__) || defined(__LP64__))
> +#if defined(CONFIG_64BIT)

This patch seems to do two different things, clean up the #if tests, and
change the endian of some calls.  Can you break this up into 2 different
patches?

thanks,

greg k-h
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