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Date:   Tue, 15 Feb 2022 08:41:38 +0100
From:   Greg KH <gregkh@linuxfoundation.org>
To:     chenguanyou <chenguanyou9338@gmail.com>
Cc:     longman@redhat.com, dave@stgolabs.net, hdanton@sina.com,
        linux-kernel@vger.kernel.org, mazhenhua@xiaomi.com,
        mingo@redhat.com, peterz@infradead.org, quic_aiquny@quicinc.com,
        will@kernel.org
Subject: Re: [PATCH v5] locking/rwsem: Make handoff bit handling more
 consistent
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References: <20211116012912.723980-1-longman@redhat.com>
 <20220214162218.13930-1-chenguanyou@xiaomi.com>
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On Tue, Feb 15, 2022 at 12:22:18AM +0800, chenguanyou wrote:
> >> Hi Waiman, Greg,
> >> This patch has been merged in branch linux-5.16.y.
> >> Can we take it to the linux-5.10.y LTS version?
> 
> >What is "this patch"?
> 
> commit d257cc8cb8d5355ffc43a96bab94db7b5a324803 ("locking/rwsem: Make handoff bit handling more consistent")

Have you tested it on the 5.10.y branch to verify it actually works
properly for you?

If so, please provide a working backport to the stable list, as it does
not apply cleanly as-is.

thanks,

greg k-h