linux-kernel - Re: [PATCH v2 4/5] x86: remove X86_FEATURE_XENPV usage in setup_cpu_entry

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <ad9ef7ad-f01b-a3f9-2d30-5cd405d26b2c@intel.com>
Date:   Fri, 4 Nov 2022 08:04:53 -0700
From:   Dave Hansen <dave.hansen@...el.com>
To:     Juergen Gross <jgross@...e.com>, linux-kernel@...r.kernel.org,
        xen-devel@...ts.xenproject.org, x86@...nel.org
Cc:     Dave Hansen <dave.hansen@...ux.intel.com>,
        Andy Lutomirski <luto@...nel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        "H. Peter Anvin" <hpa@...or.com>
Subject: Re: [PATCH v2 4/5] x86: remove X86_FEATURE_XENPV usage in
 setup_cpu_entry_area()

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@...ux.intel.com>