From: Julien Grall <julien.grall@linaro.org>
To: Ian Campbell <Ian.Campbell@citrix.com>
Cc: stefano.stabellini@eu.citrix.com, tim@xen.org, xen-devel@lists.xen.org
Subject: Re: [PATCH=v3 1/8] xen: arm: map memory as inner shareable.
Date: Tue, 18 Mar 2014 13:47:19 +0000 [thread overview]
Message-ID: <53284E67.2040803@linaro.org> (raw)
In-Reply-To: <1395077816.18221.53.camel@kazak.uk.xensource.com>
On 03/17/2014 05:36 PM, Ian Campbell wrote:
> On Mon, 2014-03-17 at 15:17 +0000, Julien Grall wrote:
>> AFAIU, you are also modifying P2M attributes.
>
> True. This patch (#9/8) works for me:
>
> ---------8<---------------------
>
> From 573bb9d531e47b50f02767ed363ad3e5df6be2a7 Mon Sep 17 00:00:00 2001
> From: Ian Campbell <ian.campbell@citrix.com>
> Date: Mon, 17 Mar 2014 17:27:40 +0000
> Subject: [PATCH] xen: arm: make stage 2 page tables walks inner-shareable
>
> The comment was previously incorrect and indicated that these mappings were
> unshared (00) when in reality the register was set for outer-shareable (01).
>
> Clarify ORGN0/IRGN0 in the comments while at it.
>
> Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Acked-by: Julien Grall <julien.grall@linaro.org>
BTW, do you have a git branch with this patch series applied? I'd like
to rebase my SMMU drivers code on top of it.
Regards,
--
Julien Grall
next prev parent reply other threads:[~2014-03-18 13:47 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-17 14:53 [PATCH v3 0/8] xen: arm: map normal memory as inner shareable, reduce scope of various barriers Ian Campbell
2014-03-17 14:53 ` [PATCH=v3 1/8] xen: arm: map memory as inner shareable Ian Campbell
2014-03-17 15:06 ` Julien Grall
2014-03-17 15:11 ` Ian Campbell
2014-03-17 15:17 ` Julien Grall
2014-03-17 17:36 ` Ian Campbell
2014-03-18 13:47 ` Julien Grall [this message]
2014-03-18 14:04 ` Ian Campbell
2014-03-18 16:12 ` Ian Campbell
2014-03-17 14:53 ` [PATCH=v3 2/8] xen: arm: Only upgrade guest barriers to " Ian Campbell
2014-03-17 14:53 ` [PATCH=v3 3/8] xen: arm: consolidate barrier definitions Ian Campbell
2014-03-17 14:53 ` [PATCH=v3 4/8] xen: arm: Use SMP barriers when that is all which is required Ian Campbell
2014-03-17 14:53 ` [PATCH=v3 5/8] xen: arm: Use dmb for smp barriers Ian Campbell
2014-03-17 14:53 ` [PATCH=v3 6/8] xen: arm: add scope to dsb and dmb macros Ian Campbell
2014-03-17 14:53 ` [PATCH=v3 7/8] xen: arm: weaken SMP barriers to inner shareable Ian Campbell
2014-03-17 14:53 ` [PATCH=v3 8/8] xen: arm: use more specific barriers for read and write barriers Ian Campbell
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