Initramfs and TMPFS!

[robotti@godmail.com]

   >>On Wed, Aug 24, 2005 at 04:52:37PM -0400, Wakko Warner wrote:
   >>Care to send me the patch?
   >Heh. Not really as I don't really know if people should be using it
   >in it's current state --- the shmem init is very very hacky and I have
   >other changes I've not had a chance to do.
   >Anyhow, here is an older version of it. It's from some old internal
   >embedded tree but should be trivial to shoehorn into anything recent.
   >If people really do like or want this I would like to know and maybe
   >something more elegant can be worked out.

I tried it with kernel 2.6.13-rc5 and it seems to work.

It uses 50% of total memory for tmpfs, but it would be nice to have
an option (tmpfs_size=90% etc.) that you could pass to the kernel.

You need to add this to init/main.c for it to compile.
#include <asm/uaccess.h>
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