linux-kernel - Re: [PATCH v2] ACPI: utils: include UUID in

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Message-ID: <CAJZ5v0ip7-6CUys88y8ydABJQsUUONAzyCa91qOiRsj2FCwMEg@mail.gmail.com>
Date:   Thu, 19 May 2022 20:09:55 +0200
From:   "Rafael J. Wysocki" <rafael@...nel.org>
To:     Michael Niewöhner <linux@...ewoehner.de>
Cc:     "Rafael J. Wysocki" <rafael@...nel.org>,
        Len Brown <lenb@...nel.org>,
        "open list:ACPI" <linux-acpi@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] ACPI: utils: include UUID in _DSM evaluation warning

On Tue, May 17, 2022 at 8:40 PM Michael Niewöhner <linux@...ewoehner.de> wrote:
>
> The _DSM evaluation warning in its current form is not very helpful, as
> it lacks any specific information:
>   ACPI: \: failed to evaluate _DSM (0x1001)
>
> Thus, include the UUID of the missing _DSM:
>   ACPI: \: failed to evaluate _DSM bf0212f2-... (0x1001)
>
> Signed-off-by: Michael Niewöhner <linux@...ewoehner.de>
> ---
> Changes in v2:
>  - fix arguments order
>  - fix indentation
>  - drop line break
>
>  drivers/acpi/utils.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/acpi/utils.c b/drivers/acpi/utils.c
> index d5cedffeeff9..3a9773a09e19 100644
> --- a/drivers/acpi/utils.c
> +++ b/drivers/acpi/utils.c
> @@ -681,7 +681,7 @@ acpi_evaluate_dsm(acpi_handle handle, const guid_t *guid, u64 rev, u64 func,
>
>         if (ret != AE_NOT_FOUND)
>                 acpi_handle_warn(handle,
> -                               "failed to evaluate _DSM (0x%x)\n", ret);
> +                                "failed to evaluate _DSM %pUb (0x%x)\n", guid, ret);
>
>         return NULL;
>  }
> --

Applied as 5.19 material, thanks!