Re: [PATCH 2.6.24] chroot= as a new kernel parameter

[Måns Rullgård]

Pavel Machek <pavel@xxxxxx> writes:

> On Thu 2008-03-06 07:17:42, H. Peter Anvin wrote:
>> Ingo Molnar wrote:
>>> * H. Peter Anvin <hpa@xxxxxxxxx> wrote:
>>>
>>>> Pawel Plociennik wrote:
>>>>> Hi Andrew and other *real* hackers,
>>>>>
>>>>> I have sent a *last* version of a patch which it has added a new kernel parameter chroot=
>>>>> It were discusioned a *long time* on a lkml so I hope that it will has been applied.
>>>> It has been discussed and *rejected* a large number of times.
>>>>
>>>> This is completely useless bloat.
>>>
>>> why is it useless? Would it be more acceptable were it made dependent on a 
>>> .config option?
>>>
>>
>> It's useless because it's exactly and trivially replaceable with:
>>
>> 	init=/path/to/any/sbin/chroot /newroot /sbin/init
>
> No, that will not work, if you don't have libraries at /. This should
> be exact replacement:
>
> init=/working_distro/lib/ld-linux.so.2 --library-path /working_distro/lib /working_distro/usr/sbin/chroot /working_distro/ /sbin/init
>
> ...assuming your chroot uses ld-linux.so.2. I believe above is ugly
> enough to warrant merge of chroot= option.

I fail to see how a chroot= option would solve the problem of locating
libraries.  If standard library paths won't work, linking chroot
statically seems the cleaner solution.

-- 
Måns Rullgård
mans@xxxxxxxxx

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