linux-kernel - Re: [PATCH 7/24] consolidate msr.h

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Message-ID: <20071119222151.GA11178@wavehammer.waldi.eu.org>
Date:	Mon, 19 Nov 2007 23:21:51 +0100
From:	Bastian Blank <bastian@...di.eu.org>
To:	Glauber de Oliveira Costa <gcosta@...hat.com>
Cc:	linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
	glommer@...il.com, tglx@...utronix.de, mingo@...e.hu,
	rusty@...tcorp.com.au, ak@...e.de, chrisw@...s-sol.org,
	avi@...ranet.com, anthony@...emonkey.ws,
	virtualization@...ts.linux-foundation.org, lguest@...abs.org,
	kvm-devel@...ts.sourceforge.net, zach@...are.com,
	jun.nakajima@...el.com, Steven Rostedt <rostedt@...dmis.org>
Subject: Re: [PATCH 7/24] consolidate msr.h

On Fri, Nov 09, 2007 at 04:42:48PM -0200, Glauber de Oliveira Costa wrote:
> -	wrmsrl(MSR_CSTAR, ia32_cstar_target);
> +	wrmsrl(MSR_CSTAR, (u64)ia32_cstar_target);

Hmm, why do you add explicit casts? The compiler should convert that
correctly on its own.

> +static inline void wrmsrl(unsigned int msr, unsigned long long val)

Hmm, long long is 64 bit on all x86, but why not use explicit u64 to
show that?

Bastian

-- 
Captain's Log, star date 21:34.5...
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