From: Julien Grall <julien.grall@citrix.com>
To: Ian Campbell <ian.campbell@citrix.com>, xen-devel@lists.xen.org
Cc: tim@xen.org, stefano.stabellini@eu.citrix.com
Subject: Re: [PATCH v2] xen: arm: Do not expose PMU to domain 0
Date: Wed, 17 Jun 2015 13:45:02 +0100 [thread overview]
Message-ID: <55816BCE.2060808@citrix.com> (raw)
In-Reply-To: <1434544620-20299-1-git-send-email-ian.campbell@citrix.com>
Hi Ian,
On 17/06/15 13:37, Ian Campbell wrote:
> It uses a PPI which we cannot route to a guest, and will surely need
> more support than just that anyway.
>
> I noticed this on Mustang with UEFI where the built in DTB contains a
> node of this type.
>
> According to linux/Documentation/devicetree/bindings/arm/pmu.txt the
> ARM v7 (Cortex-A{7,15}) PMUs require a PPI too, so blacklist them as
> well.
>
> Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Reviewed-by: Julien Grall <julien.grall@citrix.com>
Regards,
--
Julien Grall
next prev parent reply other threads:[~2015-06-17 12:45 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-17 12:37 [PATCH v2] xen: arm: Do not expose PMU to domain 0 Ian Campbell
2015-06-17 12:45 ` Julien Grall [this message]
2015-06-17 13:34 ` Ian Campbell
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