Re: [patch 01/28] cpu alloc: The allocator

David Miller
2007-11-14T01:36:55Z

From: Christoph Lameter <clameter@sgi.com>
Date: Tue, 13 Nov 2007 14:20:02 -0800 (PST)

> On Tue, 13 Nov 2007, David Miller wrote:
>
> > Yes, I could add virtualized area support to sparc64, but we cannot
> > impose this on every platform.
>
> Other platforms do not have the 8MB restriction nor do they have so many
> processors.

sparc32 has the same limitations, nobody is going to implement
the virt stuff there.

> Here is the draft of a virtual cpu area implementation for sparc64. Uses
> the VMEMMAP chunks:

This doesn't avoid the core problem. Bloating up the BSS like
that is bad, end enforcing a virt implementation to avoid that
is an anti-social way to go about implementing this feature.