linux-kernel - Re: [PATCH 3/6] driver core: make subsys_dev_iter

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Message-ID: <CAJZ5v0hX7r3MDvmHz_PF5My3tweP56GZmUP_dim3tw8eEUthBw@mail.gmail.com>
Date:   Tue, 10 Jan 2023 13:35:31 +0100
From:   "Rafael J. Wysocki" <rafael@...nel.org>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     linux-kernel@...r.kernel.org,
        "Rafael J. Wysocki" <rafael@...nel.org>
Subject: Re: [PATCH 3/6] driver core: make subsys_dev_iter_init() static

On Mon, Jan 9, 2023 at 6:58 PM Greg Kroah-Hartman
<gregkh@...uxfoundation.org> wrote:
>
> No one outside of drivers/base/bus.c calls this function so make it
> static and remove the exported symbol.
>
> Cc: "Rafael J. Wysocki" <rafael@...nel.org>
> Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

Reviewed-by: Rafael J. Wysocki <rafael@...nel.org>

> ---
>  drivers/base/bus.c         | 5 ++---
>  include/linux/device/bus.h | 4 ----
>  2 files changed, 2 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/base/bus.c b/drivers/base/bus.c
> index 45aa8d996f0a..a375305a11dd 100644
> --- a/drivers/base/bus.c
> +++ b/drivers/base/bus.c
> @@ -953,8 +953,8 @@ EXPORT_SYMBOL_GPL(bus_sort_breadthfirst);
>   * otherwise if it is NULL, the iteration starts at the beginning of
>   * the list.
>   */
> -void subsys_dev_iter_init(struct subsys_dev_iter *iter, struct bus_type *subsys,
> -                         struct device *start, const struct device_type *type)
> +static void subsys_dev_iter_init(struct subsys_dev_iter *iter, struct bus_type *subsys,
> +                                struct device *start, const struct device_type *type)
>  {
>         struct klist_node *start_knode = NULL;
>
> @@ -963,7 +963,6 @@ void subsys_dev_iter_init(struct subsys_dev_iter *iter, struct bus_type *subsys,
>         klist_iter_init_node(&subsys->p->klist_devices, &iter->ki, start_knode);
>         iter->type = type;
>  }
> -EXPORT_SYMBOL_GPL(subsys_dev_iter_init);
>
>  /**
>   * subsys_dev_iter_next - iterate to the next device
> diff --git a/include/linux/device/bus.h b/include/linux/device/bus.h
> index d865440d8c02..a1da2f8647af 100644
> --- a/include/linux/device/bus.h
> +++ b/include/linux/device/bus.h
> @@ -154,10 +154,6 @@ struct subsys_dev_iter {
>         struct klist_iter               ki;
>         const struct device_type        *type;
>  };
> -void subsys_dev_iter_init(struct subsys_dev_iter *iter,
> -                        struct bus_type *subsys,
> -                        struct device *start,
> -                        const struct device_type *type);
>  struct device *subsys_dev_iter_next(struct subsys_dev_iter *iter);
>  void subsys_dev_iter_exit(struct subsys_dev_iter *iter);
>
> --
> 2.39.0
>