linux-kernel - Re: [PATCH v6 6/6] powerpc/perf: split callchain.c by bitness

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Date:   Mon, 02 Sep 2019 12:51:42 +1000
From:   Michael Ellerman <mpe@...erman.id.au>
To:     Michal Suchánek <msuchanek@...e.de>,
        linuxppc-dev@...ts.ozlabs.org
Cc:     Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Christophe Leroy <christophe.leroy@....fr>,
        Nicholas Piggin <npiggin@...il.com>,
        Hari Bathini <hbathini@...ux.ibm.com>,
        Joel Stanley <joel@....id.au>,
        Andrew Donnellan <andrew.donnellan@....ibm.com>,
        Firoz Khan <firoz.khan@...aro.org>,
        Breno Leitao <leitao@...ian.org>,
        Russell Currey <ruscur@...sell.cc>,
        Nicolai Stange <nstange@...e.de>,
        Michael Neuling <mikey@...ling.org>,
        "Eric W. Biederman" <ebiederm@...ssion.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Arnd Bergmann <arnd@...db.de>,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        Heiko Carstens <heiko.carstens@...ibm.com>,
        Christian Brauner <christian@...uner.io>,
        David Howells <dhowells@...hat.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Allison Randal <allison@...utok.net>,
        David Hildenbrand <david@...hat.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v6 6/6] powerpc/perf: split callchain.c by bitness

Michal Suchánek <msuchanek@...e.de> writes:
> On Fri, 30 Aug 2019 20:57:57 +0200
> Michal Suchanek <msuchanek@...e.de> wrote:
>
>> Building callchain.c with !COMPAT proved quite ugly with all the
>> defines. Splitting out the 32bit and 64bit parts looks better.
>> 
>
> BTW the powerpc callchain.c does not match any of the patterns of PERF
> CORE in MAINTAINERS (unlike callchain implementation on other
> platforms). Is that intentional?

No.

cheers