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Date: Wed, 27 Feb 2013 11:08:53 -0500 (EST)
From: Nicolas Pitre <nico@fluxnic.net>
To: Joe Perches <joe@perches.com>
Cc: Russell King - ARM Linux <linux@arm.linux.org.uk>,
        Peter Korsgaard <jacmet@sunsite.dk>,
        "Markus F.X.J. Oberhumer" <markus@oberhumer.com>,
        Kyungsik Lee <kyungsik.lee@lge.com>,
        Andrew Morton <akpm@linux-foundation.org>,
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        celinux-dev@lists.celinuxforum.org,
        Nitin Gupta <nitingupta910@gmail.com>,
        Richard Purdie <rpurdie@openedhand.com>,
        Josh Triplett <josh@joshtriplett.org>,
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        Egon Alter <egon.alter@gmx.net>, hyojun.im@lge.com, chan.jeong@lge.com,
        raphael.andy.lee@gmail.com
Subject: Re: [RFC PATCH v2 0/4] Add support for LZ4-compressed kernel
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On Wed, 27 Feb 2013, Joe Perches wrote:

> https://lkml.org/lkml/2013/1/29/145

Connecting to lkml.org (lkml.org)|87.253.128.182|:443... connected.
HTTP request sent, awaiting response... 500 Server Error

> I did not and do not see significant value in
> adding LZ4 given Markus' LZO improvements.

Please someone post a comprehensive comparison with all the results in 
the same email.

> The new LZO code is faster than ever and it's
> a standalone improvement.
> 
> Why would the LZO code not be updated?

It is used by filesystems, etc.  So of course it needs to be updated to 
faster code.

> Markus has posted what seems a clean git pull
> request.  It was not cc'd to arm or linux-arch.
> 
> http://linux-kernel.2935.n7.nabble.com/GIT-PULL-Update-LZO-compression-code-for-v3-9-td605184.html

Maybe a reminder should be sent to Linus about this.

>>From the above we can see this:

   **LZO-2013-UA : updated LZO version available in linux-next plus 
   experimental ARM Unaligned Access patch. This needs approval from 
   some ARM maintainer ist NOT YET INCLUDED.

What is that experimental patch in need of approval?


Nicolas