Messages in this thread | | | Date | Wed, 8 May 2002 12:17:13 -0300 (BRT) | From | Rik van Riel <> | Subject | Re: x86 question: Can a process have > 3GB memory? |
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On Wed, 8 May 2002, Martin J. Bligh wrote:
> >> Hey Cliff, we are planning to implement virtwin() if you remember that > >> from PTX. AWE on NT was derived from the same work. There should soon > >> be some discussion about it on lse-tech@lists.sourceforge.net or I can > >> give you some more data... > > > > Please implement it in userspace, using large POSIX shared memory > > segments and mmaping / munmapping them as needed. > > How are you going to change the user page tables from userspace? > This mechanism would seem to need kernel support however you did it.
mmap(2) and munmap(2)
Rik -- Bravely reimplemented by the knights who say "NIH".
http://www.surriel.com/ http://distro.conectiva.com/
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