linux-kernel - Re: [PATCH v4 1/2] Bluetooth: hci_sync: Add a new quirk to skip HCI_FLT_CLEAR

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Message-Id: <A006B33C-0A4C-4B68-B1DB-42BB8A1667D4@holtmann.org>
Date:   Thu, 10 Mar 2022 10:56:58 +0100
From:   Marcel Holtmann <marcel@...tmann.org>
To:     Ismael Ferreras Morezuelas <swyterzone@...il.com>
Cc:     Johan Hedberg <johan.hedberg@...il.com>,
        Luiz Augusto von Dentz <luiz.dentz@...il.com>,
        linux-bluetooth@...r.kernel.org, linux-kernel@...r.kernel.org,
        hdegoede@...hat.com, pmenzel@...gen.mpg.de
Subject: Re: [PATCH v4 1/2] Bluetooth: hci_sync: Add a new quirk to skip
 HCI_FLT_CLEAR_ALL

Hi Ismael,

> Some controllers have problems with being sent a command to clear
> all filtering. While the HCI code does not unconditionally
> send a clear-all anymore at BR/EDR setup (after the state machine
> refactor), there might be more ways of hitting these codepaths
> in the future as the kernel develops.
> 
> Cc: stable@...r.kernel.org
> Cc: Hans de Goede <hdegoede@...hat.com>
> Signed-off-by: Ismael Ferreras Morezuelas <swyterzone@...il.com>
> ---
> include/net/bluetooth/hci.h | 10 ++++++++++
> net/bluetooth/hci_sync.c    | 16 ++++++++++++++++
> 2 files changed, 26 insertions(+)

both patches have been applied to bluetooth-next tree.

Regards

Marcel