linux-kernel - Re: [PATCH] perf/x86/intel: Use 'u32' data type for RMIDs

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Message-ID: <alpine.DEB.2.11.1505221108120.5457@nanos>
Date:	Fri, 22 May 2015 11:08:35 +0200 (CEST)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Matt Fleming <matt@...eblueprint.co.uk>
cc:	Peter Zijlstra <peterz@...radead.org>,
	linux-kernel@...r.kernel.org, x86@...nel.org,
	Matt Fleming <matt.fleming@...el.com>,
	Kanaka Juvva <kanaka.d.juvva@...el.com>,
	Vikas Shivappa <vikas.shivappa@...ux.intel.com>,
	Will Auld <will.auld@...el.com>
Subject: Re: [PATCH] perf/x86/intel: Use 'u32' data type for RMIDs

On Fri, 22 May 2015, Matt Fleming wrote:

> From: Matt Fleming <matt.fleming@...el.com>
> 
> Since we write RMID values to MSRs the correct type to use is 'u32'
> because that clearly articulates we're writing a hardware register
> value.
> 
> Fixup all uses of RMID in this code to consistently use the correct data
> type.
> 
> Reported-by: Thomas Gleixner <tglx@...utronix.de>

Acked-by: Thomas Gleixner <tglx@...utronix.de>
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