From: Peter Zijlstra <peterz@infradead•org>
To: Kajol Jain <kjain@linux•ibm.com>
Cc: mark.rutland@arm•com, atrajeev@linux•vnet.ibm.com,
ak@linux•intel.com, daniel@iogearbox•net, rnsastry@linux•ibm.com,
alexander.shishkin@linux•intel.com, linux-kernel@vger•kernel.org,
acme@kernel•org, ast@kernel•org,
linux-perf-users@vger•kernel.org, yao.jin@linux•intel.com,
mingo@redhat•com, paulus@samba•org, maddy@linux•ibm.com,
jolsa@kernel•org, namhyung@kernel•org, songliubraving@fb•com,
linuxppc-dev@lists•ozlabs.org, kan.liang@linux•intel.com
Subject: Re: [PATCH 1/4] perf: Add new macros for mem_hops field
Date: Fri, 10 Dec 2021 09:21:33 +0100 [thread overview]
Message-ID: <20211210082133.GP16608@worktop.programming.kicks-ass.net> (raw)
In-Reply-To: <20211206091749.87585-2-kjain@linux.ibm.com>
On Mon, Dec 06, 2021 at 02:47:46PM +0530, Kajol Jain wrote:
> Add 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:
>
> L2 - local L2
> L2 | REMOTE | HOPS_0 - remote core, same node L2
> L2 | REMOTE | HOPS_1 - remote node, same socket L2
> L2 | REMOTE | HOPS_2 - remote socket, same board L2
> L2 | REMOTE | HOPS_3 - remote board L2
>
> Signed-off-by: Kajol Jain <kjain@linux•ibm.com>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead•org>
next prev parent reply other threads:[~2021-12-10 8:22 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-06 9:17 [PATCH 0/4] perf: Add new macros for mem_hops field Kajol Jain
2021-12-06 9:17 ` [PATCH 1/4] " Kajol Jain
2021-12-10 8:21 ` Peter Zijlstra [this message]
2021-12-06 9:17 ` [PATCH 2/4] tools/perf: " Kajol Jain
2021-12-22 12:36 ` Arnaldo Carvalho de Melo
2021-12-06 9:17 ` [PATCH 3/4] powerpc/perf: Add encodings to represent data based on newer composite PERF_MEM_LVLNUM* fields Kajol Jain
2021-12-22 12:38 ` Arnaldo Carvalho de Melo
2021-12-06 9:17 ` [PATCH 4/4] powerpc/perf: Add data source encodings for power10 platform Kajol Jain
2021-12-22 12:41 ` Arnaldo Carvalho de Melo
2021-12-09 19:17 ` [PATCH 0/4] perf: Add new macros for mem_hops field Arnaldo Carvalho de Melo
2021-12-10 6:35 ` Michael Ellerman
2021-12-10 8:22 ` Peter Zijlstra
2021-12-21 12:14 ` Michael Ellerman
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