Re: [PATCH] Bluetooth: reorganize functions from hci_sock_sendmsg()

On 2021/07/24 6:44, Luiz Augusto von Dentz wrote:

Hi Tetsuo,

On Thu, Jul 22, 2021 at 12:42 AM Tetsuo Handa
[off-list ref] wrote:

quoted

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 <redacted>

Can this patch go to v5.15 ?