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Re: 4GB address space



On 02/28/06 04:19:45PM +0100, Mad Props wrote:
> Hi,
> 
> i'm interested in whether it is possible to modify the Linux kernel so that
> user applications can use the whole 4GB of virtual address space while the
> kernel runs it's own AS.
> 
> If yes, how complicated would that be ??
> 
> Thanks,
> 
> Thomas

Yes it's possible and there have been patches posted on lkml that do that,
but it incurrs a performance hit and it's usually easier just to get a
64-bit machine these days.

Jim.



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