linux-kernel - Re: [PATCH 8/21] MSI: Remove msi

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Message-ID: <m1zm5yrnnq.fsf@ebiederm.dsl.xmission.com>
Date:	Tue, 27 Mar 2007 22:35:05 -0600
From:	ebiederm@...ssion.com (Eric W. Biederman)
To:	Michael Ellerman <michael@...erman.id.au>
Cc:	linux-pci@...ey.karlin.mff.cuni.cz,
	Greg Kroah-Hartman <greg@...ah.com>,
	"David S. Miller" <davem@...emloft.net>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	<linux-kernel@...r.kernel.org>, Andrew Morton <akpm@...l.org>,
	<daniel.e.wolstenholme@...el.com>
Subject: Re: [PATCH 8/21] MSI: Remove msi_cache

Michael Ellerman <michael@...erman.id.au> writes:

> We don't need a special cache just for msi descriptors. They're not
> particularly large, under 100 bytes for sure, and don't seem to require any
> special alignment etc. On most systems there will be relatively few MSIs,
> and hence we waste most of a page on the cache. Better to just kzalloc the
> space for the few we do need.

Acked-by: "Eric W. Biederman" <ebiederm@...ssion.com>
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