Re: [PATCH 2.5.43-mm2] New shared page table patch

From: Dave McCracken (dmccr@us.ibm.com)
Date: Thu Oct 24 2002 - 09:38:06 EST


--On Thursday, October 24, 2002 07:22:56 -0700 "Martin J. Bligh"
<mbligh@aracnet.com> wrote:

>> Another thought, how does this play with NUMA systems? I don't have the
>> problem, but presumably there are implications.
>
> At some point we'll probably only want one shared set per node.
> Gets tricky when you migrate processes across nodes though - will
> need more thought

Page tables can only be shared when they're pointing to the same data pages
anyway, so I think it's just part of the larger problem of node-local
memory.

Dave McCracken

======================================================================
Dave McCracken IBM Linux Base Kernel Team 1-512-838-3059
dmccr@us.ibm.com T/L 678-3059

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/



This archive was generated by hypermail 2b29 : Thu Oct 31 2002 - 22:00:23 EST