linux-kernel - Re: [PATCH 6/8] xen/debug: WARN_ON when 1-1 but no _PAGE

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Message-ID: <1294161878.3831.654.camel@zakaz.uk.xensource.com>
Date:	Tue, 4 Jan 2011 17:24:38 +0000
From:	Ian Campbell <Ian.Campbell@...citrix.com>
To:	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
CC:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"Jeremy Fitzhardinge" <jeremy@...p.org>,
	"hpa@...or.com" <hpa@...or.com>,
	"Jan Beulich" <JBeulich@...ell.com>,
	"xen-devel@...ts.xensource.com" <xen-devel@...ts.xensource.com>,
	Konrad Rzeszutek Wilk <konrad@...nel.org>,
	Stefano Stabellini <Stefano.Stabellini@...citrix.com>
Subject: Re: [PATCH 6/8] xen/debug: WARN_ON when 1-1 but no _PAGE_IOMAP
 flag set.

On Thu, 2010-12-30 at 19:48 +0000, Konrad Rzeszutek Wilk wrote:
> Only enabled if XEN_DEBUG_FS is enabled.

Bit of an odd configuration option to use. Perhaps co-opt
CONFIG_PARAVIRT_DEBUG instead?

Or maybe we need a new XEN_DEBUG option? or just make it a developer
only EXTRA_CFLAGS +=-DDEBUG thing?

Is this only temporary until the need for _PAGE_IOMAP is removed anyway?

Ian.


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