Re: [GIT PULL] Please pull powerpc/linux.git powerpc-5.17-5 tag

From: Michael Ellerman
Date: Sun Mar 06 2022 - 18:27:44 EST


Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> writes:
> On Sat, Mar 5, 2022 at 11:51 PM Michael Ellerman <mpe@xxxxxxxxxxxxxx> wrote:
>>
>> powerpc fixes for 5.17 #5
>>
>> Fix build failure when CONFIG_PPC_64S_HASH_MMU is not set.
>
> Hmm.
>
> I'm *still* not seeing the fix for the reported
> powerpc:skiroot_defconfig failure:
>
> arch/powerpc/kernel/stacktrace.c: In function 'handle_backtrace_ipi':
> arch/powerpc/kernel/stacktrace.c:171:9: error: implicit
> declaration of function 'nmi_cpu_backtrace'
>
> which has been pending forever.
>
> The alleged fix (commit 5a72345e6a78: "powerpc: Fix STACKTRACE=n
> build") has been in linux-next for three weeks by now, but hasn't been
> sent to me. And you must be aware of it, since you're the author,
> signed off on it and committed it.
>
> What's up? This has been reported forever, and was already failing in
> rc2. I'm about to release rc7 and it's *still* there.

Yeah, hmm indeed.

It's in my next branch, not my fixes branch. That's why you see it in
linux-next.

I don't recall why I put it in next, possibly I thought it wasn't a
regression in this release, but I may have just put it in next by
accident.

I'll cherry pick it into fixes and send it to you before the release.

cheers