From: Andi Kleen <andi@firstfloor.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Andi Kleen <andi@firstfloor.org>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
hugh@veritas.com, linux-kernel@vger.kernel.org,
linux-mm@kvack.org, npiggin@suse.de, riel@redhat.com,
mztabzr@0pointer.de, mpm@selenic.com
Subject: Re: [PATCH] mm: MADV_WILLNEED implementation for anonymous memory
Date: Thu, 31 Jan 2008 12:06:10 +0100 [thread overview]
Message-ID: <20080131110610.GA31090@one.firstfloor.org> (raw)
In-Reply-To: <20080131021949.92715ba4.akpm@linux-foundation.org>
> Yeah, the 2.5 switch to physical scanning killed us there.
>
> I still don't know why my allocate-swapspace-according-to-virtual-address
> change didn't help. Much. Marcelo played with that a bit too.
I've been thinking about just always doing swap on > page clusters.
Any reason swapping couldn't be done on e.g. 1MB chunks?
-Andi
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next prev parent reply other threads:[~2008-01-31 11:06 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-30 17:28 [PATCH] mm: MADV_WILLNEED implementation for anonymous memory, mm: MADV_WILLNEED implementation for anonymous memory Peter Zijlstra
2008-01-30 18:15 ` [PATCH] " Matt Mackall
2008-01-30 22:40 ` Andrew Morton
2008-01-31 8:44 ` Peter Zijlstra
2008-01-31 9:12 ` Andrew Morton
2008-01-31 9:35 ` Peter Zijlstra
2008-01-31 9:47 ` Andrew Morton
2008-01-31 9:53 ` Peter Zijlstra
2008-01-31 10:05 ` Andrew Morton
2008-01-31 10:10 ` Peter Zijlstra
2008-01-31 10:18 ` Andrew Morton
2008-01-31 10:15 ` Andi Kleen
2008-01-31 10:19 ` Andrew Morton
2008-01-31 11:06 ` Andi Kleen [this message]
2008-01-31 10:52 ` Rik van Riel
2008-01-31 11:32 ` Andi Kleen
2008-01-31 11:09 ` Rik van Riel
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