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Re: [PATCH v2 2/6] x86: reduce CET-SS related #ifdef-ary

To: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
From: Jan Beulich <jbeulich@xxxxxxxx>
Date: Tue, 13 Oct 2020 15:24:02 +0200
Cc: "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>
Delivery-date: Tue, 13 Oct 2020 13:24:06 +0000
List-id: Xen developer discussion <xen-devel.lists.xenproject.org>

On 13.10.2020 13:40, Andrew Cooper wrote:
> (Interestingly, zero length
> alternatives do appear to compile, and this is clearly a bug.)

Why? The replacement code may be intended to be all NOPs.

Jan

References:
- Re: [PATCH v2 2/6] x86: reduce CET-SS related #ifdef-ary
  - From: Andrew Cooper

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