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Re: [PATCH 3/3] x86emul: drop "seg" parameter from insn_fetch() hook

To: Jan Beulich <jbeulich@xxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>
From: "Durrant, Paul" <xadimgnik@xxxxxxxxx>
Date: Fri, 10 Dec 2021 04:56:51 -0800
Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, Paul Durrant <paul@xxxxxxx>
Delivery-date: Fri, 10 Dec 2021 12:56:55 +0000
List-id: Xen developer discussion <xen-devel.lists.xenproject.org>

On 03/12/2021 03:23, Jan Beulich wrote:

This is specified (and asserted for in a number of places) to always be
CS. Passing this as an argument in various places is therefore
pointless. The price to pay is two simple new functions, with the
benefit of the PTWR case now gaining a more appropriate error code.

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


HVM emulate parts...

Acked-by: Paul Durrant <paul@xxxxxxx>

References:
- [PATCH 0/3] x86: insn-fetch related emulation adjustments
  - From: Jan Beulich
- [PATCH 3/3] x86emul: drop "seg" parameter from insn_fetch() hook
  - From: Jan Beulich

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