linux-kernel - Re: [PATCH 0/4] tile: Add perf

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Date:	Thu, 6 Mar 2014 11:34:46 -0500
From:	Chris Metcalf <cmetcalf@...era.com>
To:	Tony Lu <zlu@...era.com>, Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Paul Mackerras <paulus@...ba.org>,
	Ingo Molnar <mingo@...hat.com>,
	Arnaldo Carvalho de Melo <acme@...stprotocols.net>
CC:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 0/4] tile: Add perf_events support for tile

On 3/6/2014 1:09 AM, Tony Lu wrote:
> From: Zhigang Lu <zlu@...era.com>
>
> This patchset adds perf support for tile architecture. The code is based on x86 perf event code, and it has been tested on tile for 2 years.
>
> Zhigang Lu (4):
>   tile: Add support for handling PMC hardware
>   tile: Enable NMIs on return from handle_nmi() without errors
>   tile/perf: Support perf_events on tilegx and tilepro
>   perf tools:  Allow building for tile
>
>  arch/tile/Kconfig                  |    6 +
>  arch/tile/include/asm/perf_event.h |   22 +
>  arch/tile/include/asm/pmc.h        |   64 +++
>  arch/tile/kernel/Makefile          |    2 +
>  arch/tile/kernel/intvec_32.S       |   24 +-
>  arch/tile/kernel/intvec_64.S       |   24 +-
>  arch/tile/kernel/irq.c             |   18 +
>  arch/tile/kernel/perf_event.c      | 1005 ++++++++++++++++++++++++++++++++++++
>  arch/tile/kernel/pmc.c             |  121 +++++
>  tools/perf/config/Makefile.arch    |    3 +-
>  tools/perf/perf.h                  |    8 +

Taken into the tile tree, with the wr_miss fix, given Peter's (soft) ack that it looked basically OK.  If there is more feedback we can adjust before I ask Linus to pull.

-- 
Chris Metcalf, Tilera Corp.
http://www.tilera.com

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