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Re: [PATCH] xen/x86: obtain upper 32 bits of video frame buffer address for Dom0

To: Jan Beulich <jbeulich@xxxxxxxx>, Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>
From: Juergen Gross <jgross@xxxxxxxx>
Date: Fri, 7 Jan 2022 12:30:39 +0100
Cc: "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>, lkml <linux-kernel@xxxxxxxxxxxxxxx>
Delivery-date: Fri, 07 Jan 2022 11:31:16 +0000
List-id: Xen developer discussion <xen-devel.lists.xenproject.org>

On 04.01.22 09:46, Jan Beulich wrote:

The hypervisor has been supplying this information for a couple of major
releases. Make use of it. The need to set a flag in the capabilities
field also points out that the prior setting of that field from the
hypervisor interface's gbl_caps one was wrong, so that code gets deleted
(there's also no equivalent of this in native boot code).

Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>


Pushed to xen/tip.git for-linus-5.17


Juergen

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References:
- [PATCH] xen/x86: obtain upper 32 bits of video frame buffer address for Dom0
  - From: Jan Beulich

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