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Re: [PATCH v2 4/5] x86: remove X86_FEATURE_XENPV usage in setup_cpu_entry_area()

To: Juergen Gross <jgross@xxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx, xen-devel@xxxxxxxxxxxxxxxxxxxx, x86@xxxxxxxxxx
From: Dave Hansen <dave.hansen@xxxxxxxxx>
Date: Fri, 4 Nov 2022 08:04:53 -0700
Cc: Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>, Andy Lutomirski <luto@xxxxxxxxxx>, Peter Zijlstra <peterz@xxxxxxxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>, Ingo Molnar <mingo@xxxxxxxxxx>, Borislav Petkov <bp@xxxxxxxxx>, "H. Peter Anvin" <hpa@xxxxxxxxx>
Delivery-date: Fri, 04 Nov 2022 15:04:59 +0000
List-id: Xen developer discussion <xen-devel.lists.xenproject.org>

On 11/4/22 00:27, Juergen Gross wrote:
> Testing of X86_FEATURE_XENPV in setup_cpu_entry_area() can be removed,
> as this code path is 32-bit only, and Xen PV guests are not supporting
> 32-bit mode.

Acked-by: Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>

References:
- [PATCH v2 0/5] x86: Switch X86_FEATURE_XENPV to cpu_feature_enabled() use
  - From: Juergen Gross
- [PATCH v2 4/5] x86: remove X86_FEATURE_XENPV usage in setup_cpu_entry_area()
  - From: Juergen Gross

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