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Re: [Xen-devel] [PATCH] x86/mcheck: Drop unnecessary barriers

To: "Andrew Cooper" <andrew.cooper3@xxxxxxxxxx>
From: "Jan Beulich" <JBeulich@xxxxxxxx>
Date: Thu, 21 Dec 2017 02:28:02 -0700
Cc: Xen-devel <xen-devel@xxxxxxxxxxxxx>
Delivery-date: Thu, 21 Dec 2017 09:28:19 +0000
List-id: Xen developer discussion <xen-devel.lists.xenproject.org>

>>> On 20.12.17 at 20:15, <andrew.cooper3@xxxxxxxxxx> wrote:
> spin_unlock() has full barrier semantics already.
> 
> Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

Acked-by: Jan Beulich <jbeulich@xxxxxxxx>



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References:
- [Xen-devel] [PATCH] x86/mcheck: Drop unnecessary barriers
  - From: Andrew Cooper

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