Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
From:   Michael Ellerman <mpe@ellerman.id.au>
To:     Peter Zijlstra <peterz@infradead.org>,
        Kajol Jain <kjain@linux.ibm.com>
Cc:     linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org,
        mingo@redhat.com, acme@kernel.org, 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 v3 0/4] Add mem_hops field in perf_mem_data_src structure
In-Reply-To: <20211007064933.GK174703@worktop.programming.kicks-ass.net>
References: <20211006140654.298352-1-kjain@linux.ibm.com>
 <20211007064933.GK174703@worktop.programming.kicks-ass.net>
Date:   Mon, 18 Oct 2021 14:46:18 +1100
Message-ID: <87pms3c7w5.fsf@mpe.ellerman.id.au>
MIME-Version: 1.0
Content-Type: text/plain
Precedence: bulk

Peter Zijlstra <peterz@infradead.org> writes:
> On Wed, Oct 06, 2021 at 07:36:50PM +0530, Kajol Jain wrote:
>
>> Kajol Jain (4):
>>   perf: Add comment about current state of PERF_MEM_LVL_* namespace and
>>     remove an extra line
>>   perf: Add mem_hops field in perf_mem_data_src structure
>>   tools/perf: Add mem_hops field in perf_mem_data_src structure
>>   powerpc/perf: Fix data source encodings for L2.1 and L3.1 accesses
>> 
>>  arch/powerpc/perf/isa207-common.c     | 26 +++++++++++++++++++++-----
>>  arch/powerpc/perf/isa207-common.h     |  2 ++
>>  include/uapi/linux/perf_event.h       | 19 ++++++++++++++++---
>>  tools/include/uapi/linux/perf_event.h | 19 ++++++++++++++++---
>>  tools/perf/util/mem-events.c          | 20 ++++++++++++++++++--
>>  5 files changed, 73 insertions(+), 13 deletions(-)
>
> Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
>
> How do we want this routed? Shall I take it, or does Michael want it in
> the Power tree?

It's mostly non-powerpc, so I think you should take it.

There's a slim chance we could end up with a conflict in the powerpc
part, but that's no big deal.

cheers