Re: [PATCH] x86: kvm Require const tsc for RT

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On 3/14/22 10:28, Sebastian Andrzej Siewior wrote:
On 2022-03-01 18:55:51 [+0100], To kvm@xxxxxxxxxxxxxxx wrote:
From: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Date: Sun, 6 Nov 2011 12:26:18 +0100

Non constant TSC is a nightmare on bare metal already, but with
virtualization it becomes a complete disaster because the workarounds
are horrible latency wise. That's also a preliminary for running RT in
a guest on top of a RT host.

Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>

ping.

Queued, thanks.

Paolo




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