linux-kernel - Re: patch for Documentation/initrd.txt?

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Message-Id: <200607272335.36819.a1426z@gawab.com>
Date:	Thu, 27 Jul 2006 23:35:36 +0300
From:	Al Boldi <a1426z@...ab.com>
To:	"H. Peter Anvin" <hpa@...or.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: patch for Documentation/initrd.txt?

H. Peter Anvin wrote:
> Al Boldi wrote:
> > Thanks for your very useful docPatch!
> >
> > OT, but your docPatch made me think of another way to init the kernel;
> > via tmpfs, i.e. initTmpFS.
> >
> > Can anybody see how that could be useful?
>
> Useful, yes, but this has turned out to be fairly complex.

Sounds like somebody tried this before?

> tmpfs needs
> a *LOT* more of the system to be fully operational than ramfs, and the
> rootfs is initialized very early on, since one of its purposes is to
> eliminate special cases.

So would it be possible to remap rootfs from ramfs to tmpfs, once tmpfs is 
initialized, without actually doing another cpio?

Thanks!

--
Al

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