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Re: [Qemu-devel] [PATCH 3/3] qcow2: Add DEFAULT_L2_CACHE_CLUSTERS


From: Alberto Garcia
Subject: Re: [Qemu-devel] [PATCH 3/3] qcow2: Add DEFAULT_L2_CACHE_CLUSTERS
Date: Mon, 01 Jun 2015 19:16:03 +0200
User-agent: Notmuch/0.13.2 (http://notmuchmail.org) Emacs/23.2.1 (i486-pc-linux-gnu)

On Mon 01 Jun 2015 06:09:19 PM CEST, Max Reitz wrote:
> If a relatively large cluster size is chosen, the default of 1 MB L2
> cache is not really appropriate. In this case, unless overridden by the
> user, the default cache size should not be determined by its size in
> bytes but by the number of L2 tables (clusters) it is supposed to
> contain.
>
> Note that without this patch, MIN_L2_CACHE_SIZE will effectively take
> over the same role. However, providing space for just two L2 tables is
> not enough to be the default.
>
> Signed-off-by: Max Reitz <address@hidden>

Reviewed-by: Alberto Garcia <address@hidden>

Berto



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