linux-kernel - Re: [Xen-devel] [PATCH v4.9 1/1] jiffies: use jiffies64_to_nsecs() to fix 100% steal usage for xen vcpu hotplug

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Date:   Tue, 12 Mar 2019 05:56:00 -0700
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Dongli Zhang <dongli.zhang@...cle.com>
Cc:     stable@...r.kernel.org, jgross@...e.com,
        herbert.van.den.bergh@...cle.com, sstabellini@...nel.org,
        sboyd@...nel.org, frederic@...nel.org, joe.jin@...cle.com,
        linux-kernel@...r.kernel.org, john.stultz@...aro.org,
        xen-devel@...ts.xenproject.org, boris.ostrovsky@...cle.com,
        tglx@...utronix.de
Subject: Re: [Xen-devel] [PATCH v4.9 1/1] jiffies: use jiffies64_to_nsecs()
 to fix 100% steal usage for xen vcpu hotplug

On Wed, Mar 06, 2019 at 03:35:40PM +0800, Dongli Zhang wrote:
> Thanks to Joe Jin's reminding, this patch is applicable to mainline linux
> kernel, although there is no issue due to this kind of bug in mainline kernel.
> 
> Therefore, can I first submit this patch to mainline kernel and then backport it
> to stable linux with more detailed explanation how the issue is reproduced on xen?

Yes, please do that.

thanks,

greg k-h