From:   Michael Ellerman <mpe@ellerman.id.au>
To:     Arnaldo Carvalho de Melo <acme@kernel.org>,
        Kajol Jain <kjain@linux.ibm.com>
Cc:     linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org,
        peterz@infradead.org, mingo@redhat.com, jolsa@kernel.org,
        namhyung@kernel.org, ak@linux.intel.com,
        linux-perf-users@vger.kernel.org, maddy@linux.ibm.com,
        atrajeev@linux.vnet.ibm.com, rnsastry@linux.ibm.com,
        yao.jin@linux.intel.com, ast@kernel.org, daniel@iogearbox.net,
        songliubraving@fb.com, kan.liang@linux.intel.com,
        mark.rutland@arm.com, alexander.shishkin@linux.intel.com,
        paulus@samba.org
Subject: Re: [PATCH 0/4] perf: Add new macros for mem_hops field
In-Reply-To: <YbJWVYZg1el9PR1I@kernel.org>
References: <20211206091749.87585-1-kjain@linux.ibm.com>
 <YbJWVYZg1el9PR1I@kernel.org>
Date:   Fri, 10 Dec 2021 17:35:41 +1100
Message-ID: <87o85pm0g2.fsf@mpe.ellerman.id.au>
MIME-Version: 1.0
Content-Type: text/plain
Precedence: bulk

Arnaldo Carvalho de Melo <acme@kernel.org> writes:
> Em Mon, Dec 06, 2021 at 02:47:45PM +0530, Kajol Jain escreveu:
>> Patchset adds new macros for mem_hops field which can be
>> used to represent remote-node, socket and board level details.
>> 
>> Currently the code had macro for HOPS_0, which corresponds
>> to data coming from another core but same node.
>> Add new macros for HOPS_1 to HOPS_3 to represent
>> remote-node, socket and board level data.
>> 
>> For ex: Encodings for mem_hops fields with L2 cache:
>
> I checked and this hasn't hit mainstream, is it already merged on a tree
> where this is slated to be submitted in the next window? If so please
> let me know which one so that I can merge it on perf/core.

I haven't picked it up. I guess the kernel changes are mainly in
powerpc, but I'd at least need an ack from eg. Peter for the generic
perf uapi change.

Equally the whole series could go via tip.

cheers