linux-kernel - Re: [PATCHv2] efi/unaccepted: Fix soft lockups caused by parallel memory acceptance

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Message-ID: <CAMGD6P3szwE-ji3sJsow5PPuazqQjQhgN4ZKFmUmZJ0Gfz=ByA@mail.gmail.com>
Date:   Wed, 18 Oct 2023 11:56:10 -0700
From:   Jianxiong Gao <jxgao@...gle.com>
To:     michael.roth@....com
Cc:     aarcange@...hat.com, ak@...ux.intel.com, akpm@...ux-foundation.org,
        ardb@...nel.org, bp@...en8.de, dave.hansen@...el.com,
        david@...hat.com, dfaggioli@...e.com, jroedel@...e.de,
        kirill.shutemov@...ux.intel.com, linux-coco@...ts.linux.dev,
        linux-efi@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-mm@...ck.org, luto@...nel.org,
        Marcelo Henrique Cerri <marcelo.cerri@...onical.com>,
        mgorman@...hsingularity.net, mingo@...hat.com,
        nik.borisov@...e.com, pbonzini@...hat.com, peterx@...hat.com,
        peterz@...radead.org, philip.cox@...onical.com,
        David Rientjes <rientjes@...gle.com>, rppt@...nel.org,
        sathyanarayanan.kuppuswamy@...ux.intel.com,
        Sean Christopherson <seanjc@...gle.com>, stable@...nel.org,
        tglx@...utronix.de, thomas.lendacky@....com,
        tim.gardner@...onical.com, vbabka@...e.cz, x86@...nel.org
Subject: Re: [PATCHv2] efi/unaccepted: Fix soft lockups caused by parallel
 memory acceptance

The patch helps us gain more stability in our testing.
We are not able to reproduce the soft lockup issue in over 20 runs
with 176 vcpus so far.

Thanks!
-- 
Jianxiong Gao