linux-kernel - Re: [PATCH] pinctrl: starfive: Serialize adding groups and functions

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Date:   Mon, 11 Jul 2022 10:23:39 +0200
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Emil Renner Berthing <emil.renner.berthing@...onical.com>
Cc:     linux-gpio@...r.kernel.org,
        Jianlong Huang <jianlong.huang@...rfivetech.com>,
        Michael Zhu <michael.zhu@...rfivetech.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] pinctrl: starfive: Serialize adding groups and functions

On Mon, Jun 27, 2022 at 10:53 AM Emil Renner Berthing
<emil.renner.berthing@...onical.com> wrote:

> From: Jianlong Huang <jianlong.huang@...rfivetech.com>
>
> The pinctrl dt_node_to_map method may be called in parallel which leads
> us to call pinconf_generic_add_group and pinconf_generic_add_function
> in parallel. This is not supported though and leads to errors, so add a
> mutex to serialize these calls.
>
> Signed-off-by: Jianlong Huang <jianlong.huang@...rfivetech.com>
> Signed-off-by: Emil Renner Berthing <kernel@...il.dk>

Patch applied! Sorry for taking so long, I think I was waiting for
maintainer feedback that never arrived.

Yours,
Linus Walleij