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Subject: Re: [PATCH] Bluetooth: reorganize functions from hci_sock_sendmsg()
To:     Luiz Augusto von Dentz <luiz.dentz@gmail.com>,
        Marcel Holtmann <marcel@holtmann.org>,
        Johan Hedberg <johan.hedberg@gmail.com>
Cc:     "linux-bluetooth@vger.kernel.org" <linux-bluetooth@vger.kernel.org>,
        LinMa <linma@zju.edu.cn>
References: <20210722074208.8040-1-penguin-kernel@I-love.SAKURA.ne.jp>
 <CABBYNZKmF7vODFxkDyRwFsTd933mNNB3vwVOCcxsgof_St=ORw@mail.gmail.com>
From:   Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>
Message-ID: <246902bb-aafa-43bf-bf7c-ff26bfed5be1@i-love.sakura.ne.jp>
Date:   Mon, 23 Aug 2021 00:42:50 +0900
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On 2021/07/24 6:44, Luiz Augusto von Dentz wrote:
> Hi Tetsuo,
> 
> On Thu, Jul 22, 2021 at 12:42 AM Tetsuo Handa
> <penguin-kernel@i-love.sakura.ne.jp> wrote:
>>
>> Since userfaultfd mechanism allows sleeping with kernel lock held,
>> avoiding page fault with kernel lock held where possible will make
>> the module more robust. This patch just brings memcpy_from_msg() calls
>> to out of sock lock.
>>
>> Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
> 
> Reviewed-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
> 

Can this patch go to v5.15 ?