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Re: [Xen-devel] [PATCH 1/2] VT-d: check all of an RMRR for being E820-reserved

  • To: Jan Beulich <jbeulich@xxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>
  • From: "Tian, Kevin" <kevin.tian@xxxxxxxxx>
  • Date: Tue, 18 Feb 2020 05:23:04 +0000
  • Accept-language: en-US
  • Delivery-date: Tue, 18 Feb 2020 05:23:19 +0000
  • Dlp-product: dlpe-windows
  • Dlp-reaction: no-action
  • Dlp-version: 11.2.0.6
  • List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
  • Thread-index: AQHV3PGrzLuoYZemaEyCSunNBd2eqqggfOmA
  • Thread-topic: [PATCH 1/2] VT-d: check all of an RMRR for being E820-reserved
> From: Jan Beulich <jbeulich@xxxxxxxx>
> Sent: Thursday, February 6, 2020 9:31 PM
> 
> Checking just the first and last page is not sufficient (and redundant
> for single-page regions). As we don't need to care about IA64 anymore,
> use an x86-specific function to get this done without looping over each
> individual page.
> 
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>

Reviewed-by: Kevin Tian <kevin.tian@xxxxxxxxx>
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