linux-kernel - Re: tip: bzip2/lzma now in tip:x86/setup-lzma

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Date:	Tue, 6 Jan 2009 13:23:55 +0530
From:	"Jaswinder Singh Rajput" <jaswinderlinux@...il.com>
To:	"H. Peter Anvin" <hpa@...or.com>
Cc:	"Alain Knaff" <alain@...ff.lu>,
	"the arch/x86 maintainers" <x86@...nel.org>,
	"Linux Kernel Mailing List" <linux-kernel@...r.kernel.org>
Subject: Re: tip: bzip2/lzma now in tip:x86/setup-lzma

On Tue, Jan 6, 2009 at 12:54 PM, H. Peter Anvin <hpa@...or.com> wrote:
> Jaswinder Singh Rajput wrote:
>>
>> On Tue, Jan 6, 2009 at 3:41 AM, H. Peter Anvin <hpa@...or.com> wrote:
>>>
>>> I'm thinking that with "preferred" we might just use the first one in the
>>> priority list "lzma, bzip2, gzip, uncompressed" depending on what is
>>> installed in the kernel.
>>
>> Only problem I faced with lzma is that, in some machines /usr/bin/lzma
>> is not installed by default which leads to error in kernel
>> compilations.
>>
>> Can we check in kernel config that lzma is installed on machine or not.
>
> For building the default initramfs, we'd do it in a script.  I don't think
> there is any way to check the system for configuration options, and I would
> argue that it *shouldn't* be, because it creates a
> silent failure condition.

Sorry, I was talking about kernel with CONFIG_KERNEL_LZMA=y

On some machines where /usr/bin/lzma was not installed I was getting
errors during kernel compilation. So I installed lzma package and then
kernel compiled for me on that machine.

--
JSR
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