From: Michael Opdenacker <michael-lists@free-electrons.com>
To: Florian Fainelli <florian@openwrt.org>
Cc: Mike Rapoport <mike@compulab.co.il>, Alain Knaff <alain@knaff.lu>,
Thomas Petazzoni <thomas.petazzoni@free-electrons.com>,
Russell King - ARM Linux <linux@arm.linux.org.uk>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
linux-arm-kernel@lists.arm.linux.org.uk,
linux-embedded mailing list <linux-embedded@vger.kernel.org>
Subject: Re: Status of bzip2 and lzma kernel compression for ARM?
Date: Thu, 25 Jun 2009 17:24:59 +0200 [thread overview]
Message-ID: <4A4396CB.9000703@free-electrons.com> (raw)
In-Reply-To: <200906251104.02830.florian@openwrt.org>
On 06/25/2009 11:04 AM, Florian Fainelli wrote:
> Le Thursday 25 June 2009 10:56:45 Mike Rapoport, vous avez écrit :
>> I'm not sure what exactly do you mean by "test bzip2 and lzma compression
>> on ARM", but if you refer to internal initramfs compression, I can tell
>> that I've used lzma compression on PXA270 and it works fine.
>>
>
> I think Michael refers to the lzma decompressor which allows you to use a
> lzma-compressed kernel as a (b)zImage with its architecture specific
> decompressor piggy-backed in the (b)zImage.
>
> Such thing would also be very useful on MIPS and PowerPC as well.
>
Yes, that's what I meant: using a bzip2 or lzma compressed kernel. I
would like to know the boot time impact on an ARM board.
If I don't get any answer from Alain in the next days, I will propose a
patch update for ARM.
Cheers,
Michael.
--
Michael Opdenacker, Free Electrons
Kernel, drivers and embedded Linux development,
consulting, training and support.
http://free-electrons.com
next prev parent reply other threads:[~2009-06-25 15:24 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-06-24 20:22 Status of bzip2 and lzma kernel compression for ARM? Michael Opdenacker
2009-06-24 20:22 ` Michael Opdenacker
2009-06-25 8:56 ` Mike Rapoport
2009-06-25 9:04 ` Florian Fainelli
2009-06-25 15:24 ` Michael Opdenacker [this message]
2009-06-25 17:08 ` Paul Mundt
2009-06-28 13:57 ` Alain Knaff
2009-06-28 14:47 ` Alain Knaff
2009-06-29 12:21 ` Mike Rapoport
2009-06-29 16:39 ` Michael Opdenacker
2009-07-03 15:43 ` Albin Tonnerre
2009-07-03 15:43 ` Albin Tonnerre
2009-07-13 19:17 ` Albin Tonnerre
-- strict thread matches above, loose matches on Subject: below --
2009-11-11 16:34 Martin Michlmayr
2009-11-11 17:07 ` Albin Tonnerre
2009-11-11 17:20 ` Martin Michlmayr
2009-11-12 8:45 ` Alain Knaff
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