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SubjectRe: [PATCH v2 5/7] x86/mce: Change default mce logger to check mce->kflags
On Tue, Apr 07, 2020 at 04:43:29PM +0000, Luck, Tony wrote:
> >> + if (m->kflags)
> >> + pr_emerg(HW_ERR "kflags = 0x%llx\n", m->kflags);
> >
> > I've zapped that hunk. I'd like to avoid exposing those kflags to
> > luserspace in any shape or form for now.
>
> Sure. It was useful while I was debugging. But I'm sure all the bugs are
> gone now :-)

Do you need it for debugging?

If yes, it should be really clear that it is a debugging print and
nothing should rely on it. We could do a cmdline-param controllable
debugging scheme which tools cannot mistakenly start using and it
becomes an ABI, all of a sudden.

--
Regards/Gruss,
Boris.

https://people.kernel.org/tglx/notes-about-netiquette

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