diff mbox

[3/3] thinkpad-acpi: silence false-positive-prone pr_warn

Message ID 20180424195605.17526-3-hmh@hmh.eng.br (mailing list archive)
State Accepted, archived
Delegated to: Andy Shevchenko
Headers show

Commit Message

Henrique de Moraes Holschuh April 24, 2018, 7:56 p.m. UTC
Do not consider unknown HKEY events in the 0x6000 range to be thermal
warnings.  Instead, handle them as a generic unknown HKEY event, which
are reported to the kernel log at priority "notice", and do not trigger
a thermal registers state dump to the log.

Signed-off-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Tested-by: Jordan Glover <Golden_Miller83@protonmail.ch>
---
 drivers/platform/x86/thinkpad_acpi.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

Comments

Andy Shevchenko April 25, 2018, 2:16 p.m. UTC | #1
On Tue, Apr 24, 2018 at 10:56 PM, Henrique de Moraes Holschuh
<hmh@hmh.eng.br> wrote:
> Do not consider unknown HKEY events in the 0x6000 range to be thermal
> warnings.  Instead, handle them as a generic unknown HKEY event, which
> are reported to the kernel log at priority "notice", and do not trigger
> a thermal registers state dump to the log.
>

All 3 are pushed to my review and testing queue, thanks!

> Signed-off-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
> Tested-by: Jordan Glover <Golden_Miller83@protonmail.ch>
> ---
>  drivers/platform/x86/thinkpad_acpi.c | 9 +++------
>  1 file changed, 3 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
> index 3d70ef7e8a68..a0e9ce0d85b9 100644
> --- a/drivers/platform/x86/thinkpad_acpi.c
> +++ b/drivers/platform/x86/thinkpad_acpi.c
> @@ -4039,8 +4039,6 @@ static bool hotkey_notify_6xxx(const u32 hkey,
>                                  bool *send_acpi_ev,
>                                  bool *ignore_acpi_ev)
>  {
> -       bool known = true;
> -
>         /* 0x6000-0x6FFF: thermal alarms/notices and keyboard events */
>         *send_acpi_ev = true;
>         *ignore_acpi_ev = false;
> @@ -4107,13 +4105,12 @@ static bool hotkey_notify_6xxx(const u32 hkey,
>                 return true;
>
>         default:
> -               pr_warn("unknown possible thermal alarm or keyboard event received\n");
> -               known = false;
> +               /* report simply as unknown, no sensor dump */
> +               return false;
>         }
>
>         thermal_dump_all_sensors();
> -
> -       return known;
> +       return true;
>  }
>
>  static void hotkey_notify(struct ibm_struct *ibm, u32 event)
> --
> 2.11.0
>
diff mbox

Patch

diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index 3d70ef7e8a68..a0e9ce0d85b9 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -4039,8 +4039,6 @@  static bool hotkey_notify_6xxx(const u32 hkey,
 				 bool *send_acpi_ev,
 				 bool *ignore_acpi_ev)
 {
-	bool known = true;
-
 	/* 0x6000-0x6FFF: thermal alarms/notices and keyboard events */
 	*send_acpi_ev = true;
 	*ignore_acpi_ev = false;
@@ -4107,13 +4105,12 @@  static bool hotkey_notify_6xxx(const u32 hkey,
 		return true;
 
 	default:
-		pr_warn("unknown possible thermal alarm or keyboard event received\n");
-		known = false;
+		/* report simply as unknown, no sensor dump */
+		return false;
 	}
 
 	thermal_dump_all_sensors();
-
-	return known;
+	return true;
 }
 
 static void hotkey_notify(struct ibm_struct *ibm, u32 event)