linux-kernel - Re: [patch 0/2] x86: Prevent Split-Lock-Detection wreckage on VMX hypervisors

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Message-ID: <alpine.DEB.2.21.2004020641470.7052@xps-7390>
Date:   Thu, 2 Apr 2020 06:43:19 -0700 (PDT)
From:   "Kenneth R. Crudup" <kenny@...ix.com>
To:     Thomas Gleixner <tglx@...utronix.de>
cc:     LKML <linux-kernel@...r.kernel.org>, x86@...nel.org,
        "Peter Zijlstra (Intel)" <peterz@...radead.org>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Jessica Yu <jeyu@...nel.org>,
        Fenghua Yu <fenghua.yu@...el.com>,
        Xiaoyao Li <xiaoyao.li@...el.com>,
        Nadav Amit <namit@...are.com>,
        Thomas Hellstrom <thellstrom@...are.com>,
        Sean Christopherson <sean.j.christopherson@...el.com>,
        Tony Luck <tony.luck@...el.com>,
        Steven Rostedt <rostedt@...dmis.org>
Subject: Re: [patch 0/2] x86: Prevent Split-Lock-Detection wreckage on VMX
 hypervisors


On Thu, 2 Apr 2020, Thomas Gleixner wrote:

> As Peter and myself don't have access to a SLD enabled machine, the
> KVM/VMX part is untested. The module scan part works.

I just applied both of these patches to my (Linus' tip) tree, and unfortunately
VMWare still hangs if split_lock_detect= is set to anything but "off".

Was there anything else I'd needed to do?

	-Kenny

-- 
Kenneth R. Crudup  Sr. SW Engineer, Scott County Consulting, Silicon Valley