From: Leandro Motta Barros <lmb@exatas.unisinos.br>
To: William Lee Irwin III <wli@holomorphy.com>
Cc: linux-mm@kvack.org, sisopiii-l@cscience.org
Subject: Re: __vmalloc and alloc_page
Date: Thu, 18 Sep 2003 13:20:08 -0300 [thread overview]
Message-ID: <200309181320.08605.lmb@exatas.unisinos.br> (raw)
In-Reply-To: <20030917193202.GG14079@holomorphy.com>
On Wednesday 17 September 2003 16:32, William Lee Irwin III wrote:
> Higher-order would probably not be as useful as you'd suspect; try
> looking at the distribution of available pages of given sizes in /proc/.
> OTOH, just being able to get more than one page in one call (not relying
> on physically contiguous memory) would be a simple and useful optimization.
I'm not sure if I really understood what you said. Does it means that in some
cases (e.g., when the buddy allocator has a free chunk of the proper size)
this could be good, even though this will not help other things (like
reducing the number of splits in the buddy allocator)?
LMB
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next prev parent reply other threads:[~2003-09-18 16:20 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-09-17 16:26 Leandro Motta Barros
2003-09-17 17:19 ` Ravi Krishnamurthy
2003-09-17 19:32 ` William Lee Irwin III
2003-09-18 16:20 ` Leandro Motta Barros [this message]
2003-09-18 17:08 ` William Lee Irwin III
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