linux-kernel - Re: [Xen-devel] [PATCH v3 2/2] x86, arm64, platform, xen, kconfig: add xen defconfig helper

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Message-ID: <CAB=NE6V+kLaZePAzHim0VxGsd8ew6dS7kN=H=awwz1dpHy5VJw@mail.gmail.com>
Date:	Tue, 9 Dec 2014 12:22:45 -0800
From:	"Luis R. Rodriguez" <mcgrof@...not-panic.com>
To:	Julien Grall <julien.grall@...aro.org>
Cc:	"H. Peter Anvin" <hpa@...or.com>, josh@...htriplett.org,
	sam@...nborg.org, Michal Marek <mmarek@...e.cz>,
	Randy Dunlap <rdunlap@...radead.org>,
	Ian Campbell <Ian.Campbell@...rix.com>, kvm@...r.kernel.org,
	x86@...nel.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	mtosatti@...hat.com, Pekka Enberg <penberg@...nel.org>,
	Fengguang Wu <fengguang.wu@...el.com>,
	Sasha Levin <levinsasha928@...il.com>,
	David Rientjes <rientjes@...gle.com>,
	xen-devel@...ts.xenproject.org, Borislav Petkov <bp@...e.de>,
	David Vrabel <david.vrabel@...rix.com>,
	Benjamin Poirier <bpoirier@...e.de>
Subject: Re: [Xen-devel] [PATCH v3 2/2] x86, arm64, platform, xen, kconfig:
 add xen defconfig helper

On Tue, Dec 9, 2014 at 1:06 AM, Julien Grall <julien.grall@...aro.org> wrote:
> Hello Luis,
>
> On 08/12/2014 23:05, Luis R. Rodriguez wrote:
>>
>> diff --git a/kernel/configs/xen.config b/kernel/configs/xen.config
>> new file mode 100644
>> index 0000000..0d0eb6d
>> --- /dev/null
>> +++ b/kernel/configs/xen.config
>> +CONFIG_XEN_MCE_LOG=y
>
>
> MCE is x86 specific.

That's what I thought too but its available for arm64, so should we
fix that Kconfig to depend on x86?

>> +CONFIG_XEN_HAVE_PVMMU=y
>
>
> We don't have PVMMU support on ARM. Shouldn't you move this config in
> architecture specific code?

If you are sure then yes.

 Luis
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