Re: >3G Memory support

> >
> > When i compiled my kernel, i set CONFIG_HIGHMEM4G.
> >
> > Does this mean that all my programs should be able to address 4G ?
>
> No.  It means the kernel can access all 4GB of memory.  For memory above
> the 950MB that it can directly map, it needs to use dynamic mappings
> (kmap).  User space is always 3GB virtual space per process, regardless
> of the highmem setting.

Is there a way to make a process in the user space to able to access 4GB
at all. What limits user space to 3GB.

If not in current 2.4.x / 2.5.x, is this something planned in the future
releases ?

Thanks for your time.

Regards,

/dev/null

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