Re: Allocating more than 890MB in the kernel?

Timur Tabi (ttabi@interactivesi.com)
Fri, 26 Oct 2001 11:13:32 -0500


Albert D. Cahalan wrote:

> 1. reserve a 3 GB chunk of memory at boot
> 2. create a regular user process
> 3. have that process make a system call which will never return
> 4. in that system call, wipe out all memory mappings in the process
> 5. hand-craft a 3 GB memory mapping (0 GB virt --> 1 GB phys)
> 6. call your desired code, remembering to schedule by hand

Thanks, that's the most useful idea I've gotten. It's crazy, but it just
might work!

Too bad no one else on this list can think outside of the box like you just did.

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