linux and rawdisk...

Miquel van Smoorenburg list-inn-workers at
Wed Nov 3 22:37:48 UTC 1999

In article <cistron.19991103225115.E2235 at>,
Marco d'Itri <md at> wrote:
>On Nov 03, Dan Merillat <harik at> wrote:
> >Is this possible?  How ugly is it to do in other OSes?
>There is a kernel module written by the admin of for making a
>big file out of a whole disk partition.
>That will allow you to use mmap


>and cycbuffs > 2 GB.

But no, that's not possible. The VFS interface and the pagecache
of Linux is limited to 2GB max. No way around it.

It looks like Linus is integrating the LFS (Large File System) patches
into 2.3 though, so perhaps there is hope for 2.4 yet.

First things first, but not necessarily in that order.
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