Re: patch for Documentation/initrd.txt?

From: Al Boldi
Date: Thu Jul 27 2006 - 16:33:35 EST

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?



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