Re: [PATCH 6/7] powerpc/traps: Print signal name for unhandled signals

From: Murilo Opsfelder Araujo
Date: Wed Jul 25 2018 - 15:41:18 EST


Hi, Gustavo.

On Wed, Jul 25, 2018 at 12:19:00PM -0300, Gustavo Romero wrote:
> Hi Murilo,
>
> LGTM.
>
> Just a comment:
>
> On 07/24/2018 04:27 PM, Murilo Opsfelder Araujo wrote:
> > This adds a human-readable name in the unhandled signal message.
> >
> > Before this patch, a page fault looked like:
> >
> > Jul 11 16:04:11 localhost kernel: pandafault[6303]: unhandled signal 11 at 00000000100007d0 nip 000000001000061c lr 00007fff93c55100 code 2 in pandafault[10000000+10000]
> >
> > After this patch, a page fault looks like:
> >
> > Jul 11 18:14:48 localhost kernel: pandafault[6352]: segfault (11) at 000000013a2a09f8 nip 000000013a2a086c lr 00007fffb63e5100 code 2 in pandafault[13a2a0000+10000]
>
> I _really_ don't want to bikeshed here, but I vouch for keeping the
> "unhandled" word before the signal name, like:
>
> [...] pandafault[6352]: unhandled segfault (11) at 000000013a2a09f8 nip [...]
>
> because the issue reported here is really that we got a segfault _and_
> there was no handler to catch it.

Either way works for me.

> But feel free to wait for additional comments to decide it.

Sure. I intend to wait a couple of weeks to respin the series based on
community feedback.

Cheers
Murilo