From mboxrd@z Thu Jan  1 00:00:00 1970
From: Hollis Blanchard <hollisb@us.ibm.com>
Subject: Re: Re: [Xen-changelog] [linux-2.6.18-xen] Add "#ifdef
	ARCH_HAS_DEV_MEM" to archtecture specific file_operations.
Date: Mon, 09 Jul 2007 14:20:21 -0500
Message-ID: <1184008821.26508.56.camel@basalt>
References: <C2B514FB.A791%Keir.Fraser@cl.cam.ac.uk>
Reply-To: Hollis Blanchard <hollisb@us.ibm.com>
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To: Keir Fraser <Keir.Fraser@cl.cam.ac.uk>
Cc: Jun Kamada <kama@jp.fujitsu.com>, xen-devel@lists.xensource.com, xen-ppc-devel <xen-ppc-devel@lists.xensource.com>
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On Sat, 2007-07-07 at 10:01 +0100, Keir Fraser wrote:
> 
> By the way, I wonder how PPC manages to build both drivers/char/mem.c and
> drivers/xen/char/mem.c without ARCH_HAS_DEV_MEM? The model is supposed to be
> that mem_fops defined by the Xen file is picked up by the generic file. If
> !ARCH_HAS_DEV_MEM then that doesn't happen -- so who picks up the Xen
> mem_fops? 

Hmmm, yeah. Looks like we haven't tested that... :)

-- 
Hollis Blanchard
IBM Linux Technology Center