linux-kernel - Re: [PATCH v2 0/3] Add a unified parameter "nopvspin"

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Message-ID: <099f544b-8ff5-d9ba-1af5-2042075e1e6d@oracle.com>
Date:   Tue, 1 Oct 2019 20:19:50 +0800
From:   Zhenzhong Duan <zhenzhong.duan@...cle.com>
To:     linux-kernel@...r.kernel.org
Cc:     vkuznets@...hat.com, linux-hyperv@...r.kernel.org,
        kvm@...r.kernel.org
Subject: Re: [PATCH v2 0/3] Add a unified parameter "nopvspin"

On 2019/9/30 20:08, Zhenzhong Duan wrote:
> There are cases folks want to disable spinlock optimization for
> debug/test purpose. Xen and hyperv already have parameters "xen_nopvspin"
> and "hv_nopvspin" to support that, but kvm doesn't.
>
> The first patch adds that feature to KVM guest with "nopvspin".
>
> For compatibility reason original parameters "xen_nopvspin" and
> "hv_nopvspin" are retained and marked obsolete.
>
> v2:
> PATCH1: pick the print code change into seperate PATCH2,
>          updated patch description             [Vitaly Kuznetsov]
> PATCH2: new patch with print code change      [Vitaly Kuznetsov]

Sorry, please ignore this mail thread, just found the indentation in 
PATCH2 is wrong. I'll send a v3 later.

Thanks

Zhenzhong