diff mbox series

EDAC, {skx,i10nm}: Advice mcelog that the error were handled

Message ID 20200610065801.3579-1-zhenzhong.duan@gmail.com (mailing list archive)
State New, archived
Headers show
Series EDAC, {skx,i10nm}: Advice mcelog that the error were handled | expand

Commit Message

Zhenzhong Duan June 10, 2020, 6:58 a.m. UTC
If one MCE error has been processed in kernel, it's not necessory
to pass it to user level mcelog.

Signed-off-by: Zhenzhong Duan <zhenzhong.duan@gmail.com>
---
 drivers/edac/skx_common.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

Comments

Borislav Petkov June 10, 2020, 8:20 a.m. UTC | #1
On Wed, Jun 10, 2020 at 02:58:01PM +0800, Zhenzhong Duan wrote:
> If one MCE error has been processed in kernel, it's not necessory
> to pass it to user level mcelog.
> 
> Signed-off-by: Zhenzhong Duan <zhenzhong.duan@gmail.com>
> ---
>  drivers/edac/skx_common.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/edac/skx_common.c b/drivers/edac/skx_common.c
> index 46be1a7..8c0165b 100644
> --- a/drivers/edac/skx_common.c
> +++ b/drivers/edac/skx_common.c
> @@ -615,7 +615,8 @@ int skx_mce_check_error(struct notifier_block *nb, unsigned long val,
>  
>  	skx_mce_output_error(mci, mce, &res);
>  
> -	return NOTIFY_DONE;
> +	/* Advice mcelog that the error were handled */
> +	return NOTIFY_STOP;
>  }
>  
>  void skx_remove(void)
> -- 

No, we won't be doing that anymore. See here:

https://git.kernel.org/tip/23ba710a0864108910c7531dc4c73ef65eca5568

it should appear mainline soon-ish, I hope.
Zhenzhong Duan June 10, 2020, 8:48 a.m. UTC | #2
On Wed, Jun 10, 2020 at 4:20 PM Borislav Petkov <bp@alien8.de> wrote:
>
> On Wed, Jun 10, 2020 at 02:58:01PM +0800, Zhenzhong Duan wrote:
> > If one MCE error has been processed in kernel, it's not necessory
> > to pass it to user level mcelog.
> >
> > Signed-off-by: Zhenzhong Duan <zhenzhong.duan@gmail.com>
> > ---
> >  drivers/edac/skx_common.c | 3 ++-
> >  1 file changed, 2 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/edac/skx_common.c b/drivers/edac/skx_common.c
> > index 46be1a7..8c0165b 100644
> > --- a/drivers/edac/skx_common.c
> > +++ b/drivers/edac/skx_common.c
> > @@ -615,7 +615,8 @@ int skx_mce_check_error(struct notifier_block *nb, unsigned long val,
> >
> >       skx_mce_output_error(mci, mce, &res);
> >
> > -     return NOTIFY_DONE;
> > +     /* Advice mcelog that the error were handled */
> > +     return NOTIFY_STOP;
> >  }
> >
> >  void skx_remove(void)
> > --
>
> No, we won't be doing that anymore. See here:
>
> https://git.kernel.org/tip/23ba710a0864108910c7531dc4c73ef65eca5568
>
> it should appear mainline soon-ish, I hope.

I see, thanks for showing.

Zhenzhong
Robert Richter June 10, 2020, 10:18 a.m. UTC | #3
On 10.06.20 14:58:01, Zhenzhong Duan wrote:
> If one MCE error has been processed in kernel, it's not necessory
> to pass it to user level mcelog.
> 
> Signed-off-by: Zhenzhong Duan <zhenzhong.duan@gmail.com>

Reviewed-by: Robert Richter <rrichter@marvell.com>

> ---
>  drivers/edac/skx_common.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/edac/skx_common.c b/drivers/edac/skx_common.c
> index 46be1a7..8c0165b 100644
> --- a/drivers/edac/skx_common.c
> +++ b/drivers/edac/skx_common.c
> @@ -615,7 +615,8 @@ int skx_mce_check_error(struct notifier_block *nb, unsigned long val,
>  
>  	skx_mce_output_error(mci, mce, &res);
>  
> -	return NOTIFY_DONE;
> +	/* Advice mcelog that the error were handled */

... error was ...

And make a sentence out of it, so close with a dot.

> +	return NOTIFY_STOP;

This change aligns with other implementation in:

 i7core_mce_check_error(),
 amd_decode_mce() and
 sbridge_mce_check_error().

-Robert

>  }
>  
>  void skx_remove(void)
> -- 
> 1.8.3.1
>
diff mbox series

Patch

diff --git a/drivers/edac/skx_common.c b/drivers/edac/skx_common.c
index 46be1a7..8c0165b 100644
--- a/drivers/edac/skx_common.c
+++ b/drivers/edac/skx_common.c
@@ -615,7 +615,8 @@  int skx_mce_check_error(struct notifier_block *nb, unsigned long val,
 
 	skx_mce_output_error(mci, mce, &res);
 
-	return NOTIFY_DONE;
+	/* Advice mcelog that the error were handled */
+	return NOTIFY_STOP;
 }
 
 void skx_remove(void)