From: Olaf Hering <olaf@aepfle.de>
To: Andrew Cooper <andrew.cooper3@citrix.com>
Cc: <xen-devel@lists.xenproject.org>
Subject: Re: XEN_SYSCTL_cpu_policy_hvm_default truncates leaf count
Date: Thu, 1 Jul 2021 13:36:28 +0200 [thread overview]
Message-ID: <20210701133628.1667a344.olaf@aepfle.de> (raw)
In-Reply-To: <20e828c9-e7dc-4401-9307-a6d72eb618d8@citrix.com>
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Am Thu, 1 Jul 2021 12:19:24 +0100
schrieb Andrew Cooper <andrew.cooper3@citrix.com>:
> This *ought* to be "grab default, edit a few details, send back to
> Xen". Where is the 51 leaves coming in? Do you have cpuid= lines in
> the xl cfg file?
No cpuid= or anything in domU.cfg or Xen cmdline.
If I understand x86_cpuid_copy_to_buffer correctly, it copies all of basic+extd and viridian+xen leaves, which is apparently more than 31.
Olaf
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next prev parent reply other threads:[~2021-07-01 11:36 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-01 10:56 XEN_SYSCTL_cpu_policy_hvm_default truncates leaf count Olaf Hering
2021-07-01 11:19 ` Andrew Cooper
2021-07-01 11:36 ` Olaf Hering [this message]
2021-07-01 12:35 ` Andrew Cooper
2021-07-01 13:15 ` Olaf Hering
2021-07-01 15:00 ` Olaf Hering
2021-07-01 15:13 ` Andrew Cooper
2021-07-01 15:18 ` Olaf Hering
2021-07-01 15:25 ` Andrew Cooper
2021-07-01 16:23 ` Olaf Hering
2021-07-01 16:28 ` Andrew Cooper
2021-07-01 16:32 ` Olaf Hering
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