linux-kernel - Re: [RFC] i386: Remove page sized slabs for pgds and pmds

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Message-ID: <460AFD7F.6050802@vmware.com>
Date:	Wed, 28 Mar 2007 15:42:55 -0800
From:	Zachary Amsden <zach@...are.com>
To:	William Lee Irwin III <wli@...omorphy.com>
CC:	Chris Wright <chrisw@...s-sol.org>,
	Christoph Lameter <clameter@....com>,
	linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
	jeremy@...p.org
Subject: Re: [RFC] i386: Remove page sized slabs for pgds and pmds

William Lee Irwin III wrote:
>> clone_pgd_range() for consistency?  and it seems we lost a
>> paravirt_alloc_pd_clone() in there somewhere.
>>     
>
> Yes, another reason why it shouldn't have been posted as-is. It was not
> intended to for anything more than comparative benchmarking on systems
> without graphics running on the bare metal as opposed to Xen/etc. guests.
>   

So clone_pgd_range is mostly useless now.  Originally, I intended it to 
take the part of paravirt_alloc_pd_clone.  We should probably merge the 
two into just one function, unless someone thinks clone_pgd_range is 
actually useful for something.

Zach
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