linux-kernel - Re: [PATCH V5 02/10] perf/amd/iommu: Consolidate and move perf_event_amd

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Message-ID: <20160312132224.GI6344@twins.programming.kicks-ass.net>
Date:	Sat, 12 Mar 2016 14:22:24 +0100
From:	Peter Zijlstra <peterz@...radead.org>
To:	Suravee Suthikulpanit <Suravee.Suthikulpanit@....com>
Cc:	joro@...tes.org, bp@...en8.de, mingo@...hat.com, acme@...nel.org,
	andihartmann@...enet.de, vw@...mu.org, labbott@...hat.com,
	linux-kernel@...r.kernel.org, iommu@...ts.linux-foundation.org
Subject: Re: [PATCH V5 02/10] perf/amd/iommu: Consolidate and move
 perf_event_amd_iommu header

On Tue, Feb 23, 2016 at 08:12:36AM -0600, Suravee Suthikulpanit wrote:
> From: Suravee Suthikulpanit <suravee.suthikulpanit@....com>
> 
> First, this patch move arch/x86/events/amd/iommu.h to
> arch/x86/include/asm/perf/amd/iommu.h so that we easily include
> it in both perf-amd-iommu and amd-iommu drivers.
> 
> Then, we consolidate declaration of AMD IOMMU performance counter
> APIs into one file.

These seem two independent thingies; should this therefore not be 2
patches?

> Reviewed-by: Joerg Roedel <jroedel@...e.de>
> Signed-off-by: Suravee Suthikulpanit <Suravee.Suthikulpanit@....com>
> ---
>  arch/x86/events/amd/iommu.c           |  2 +-
>  arch/x86/events/amd/iommu.h           | 40 ---------------------------------
>  arch/x86/include/asm/perf/amd/iommu.h | 42 +++++++++++++++++++++++++++++++++++

That seems somewhat excessive. Not only do you create
arch/x86/include/asm/perf/ you then put another directory on top of
that.