# \[PATCH\] lib/decompress\_unxz.c: removing all memory helper functions

- From: H. Peter Anvin \<hpa@zytor.com\>
- Date: 2012-06-01 03:40:07 
- List: linux-arm-kernel
- Page: https://ratatoskr.run/linux-arm-kernel/2012/06/3873042
- Thread: https://ratatoskr.run/linux-arm-kernel/2012/05/3869736/t.md

```text
On 05/31/2012 07:48 PM, Thavatchai Makphaibulcboke wrote:
> On 05/28/2012 01:03 AM, Jean-Christophe PLAGNIOL-VILLARD wrote:
> 
>> can we do not duplicate those functions?
>>
>> Best Regards,
>> J.
> 
> Thanks J for the comment.  Unfortunately, there is no easy way to share
> files among different architectures' preboot environment.  We have the
> choices either to have each architecture define its own copies or the
> decompressor defines them.  I believe the former is preferable.  As
> Lasse also pointed out, this way any specific architecture could provide
> an architectural dependent optimized version, if it chooses to.
> 

We could always make a source code library, like we already in effect
have for the compression functions themselves.

	-hpa
```