linux-kernel - Re: [PATCH] Documentation: mailbox: mbox_chan

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Message-ID: <87cy46ywzu.fsf@trenco.lwn.net>
Date: Mon, 22 Dec 2025 15:25:57 -0700
From: Jonathan Corbet <corbet@....net>
To: Geert Uytterhoeven <geert+renesas@...der.be>, Thierry Reding
 <treding@...dia.com>, Jassi Brar <jaswinder.singh@...aro.org>
Cc: linux-doc@...r.kernel.org, linux-renesas-soc@...r.kernel.org,
 linux-kernel@...r.kernel.org, Geert Uytterhoeven <geert+renesas@...der.be>
Subject: Re: [PATCH] Documentation: mailbox: mbox_chan_ops.flush() is optional

Geert Uytterhoeven <geert+renesas@...der.be> writes:

> When the optional .flush() method was added to the mbox_chan structure,
> the documentation was not updated.
>
> Fixes: a8803d7421cc2be2 ("mailbox: Support blocking transfers in atomic context")
> Signed-off-by: Geert Uytterhoeven <geert+renesas@...der.be>
> ---
>  Documentation/driver-api/mailbox.rst | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/Documentation/driver-api/mailbox.rst b/Documentation/driver-api/mailbox.rst
> index 0ed95009cc307a41..463dd032b96cd45d 100644
> --- a/Documentation/driver-api/mailbox.rst
> +++ b/Documentation/driver-api/mailbox.rst
> @@ -27,7 +27,7 @@ Controller Driver (See include/linux/mailbox_controller.h)
>  
>  
>  Allocate mbox_controller and the array of mbox_chan.
> -Populate mbox_chan_ops, except peek_data() all are mandatory.
> +Populate mbox_chan_ops, except flush() and peek_data() all are mandatory.
>  The controller driver might know a message has been consumed

Applied, thanks.

jon