Re: [PATCH] eeh_pseries: Missing break?

From: Joe Perches
Date: Sat Mar 08 2014 - 11:26:55 EST


On Sun, 2014-03-09 at 00:16 +0800, Gavin Shan wrote:
> On Fri, Mar 07, 2014 at 04:31:32PM -0800, Joe Perches wrote:
> >Looks like this is unintentional as the
> >result = EEH_STATE_UNAVAILABLE is being
> >overwritten by EEH_STATE_NOT_SUPPORT in the
> >fallthrough to the default case.
>
> Thanks, Joe. It wasn't unintentional.

Hi Gavin.

English usages of "double negatives" are different
than other languages. "it wasn't unintentional"
means the same thing as "it was intentional".

> Could you have better commit log
> and subject, then repost it?
>
> The format looks like:
>
> ---
>
> powerpc/eeh: Fix overwritten PE state
>
> In pseries_eeh_get_state(), we always have EEH_STATE_UNAVAILABLE
> overwritten by EEH_STATE_NOT_SUPPORT because of the missed "break"
> the patch fixes the issue.
>
> Signed-off-by: Joe Perches <joe@xxxxxxxxxxx>

>From my perspective, you should write up a commit
message of your own choice (I wouldn't use "we",
but the rest seems OK) and add a Reported-by:

All I did was notice it and bring it to your
attention.

> ---
>
> With the better commit log/subject, please have:
>
> Acked-by: Gavin Shan <shangw@xxxxxxxxxxxxxxxxxx>
>
> >---
> >diff --git a/arch/powerpc/platforms/pseries/eeh_pseries.c b/arch/powerpc/platforms/pseries/eeh_pseries.c
> >index 8a8f047..83da53f 100644
> >--- a/arch/powerpc/platforms/pseries/eeh_pseries.c
> >+++ b/arch/powerpc/platforms/pseries/eeh_pseries.c
> >@@ -460,14 +460,15 @@ static int pseries_eeh_get_state(struct eeh_pe *pe, int *state)
> > case 5:
> > if (rets[2]) {
> > if (state) *state = rets[2];
> > result = EEH_STATE_UNAVAILABLE;
> > } else {
> > result = EEH_STATE_NOT_SUPPORT;
> > }
> >+ break;
> > default:
> > result = EEH_STATE_NOT_SUPPORT;
> > }
> > } else {
> > result = EEH_STATE_NOT_SUPPORT;
> > }
> >
>
> Thanks,
> Gavin
>



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