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From: "H. Peter Anvin" <hpa@zytor.com>
To: Alex Ben <aleben358@gmail.com>
Cc: Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <Mingo@redhat.com>,
	x86@kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] x86: Removed superfluous parentheses in macro defs
Date: Thu, 06 Oct 2011 20:18:00 -0700	[thread overview]
Message-ID: <4E8E6F68.9050104@zytor.com> (raw)
In-Reply-To: <1317939724-27924-1-git-send-email-aleben358@gmail.com>

On 10/06/2011 03:22 PM, Alex Ben wrote:
> 1) make it consistent with other constant macro deinitions, which
> don't have parentheses, as they are really superfluous.

Superfluous, yes, but it makes the expression read more regular.

> diff --git a/arch/x86/include/asm/segment.h b/arch/x86/include/asm/segment.h
> index 5e64171..92621c1 100644
> --- a/arch/x86/include/asm/segment.h
> +++ b/arch/x86/include/asm/segment.h
> @@ -10,7 +10,7 @@
> 	 (((flags) & _AC(0x0000f0ff,ULL)) << 40) |	\
> 	 (((limit) & _AC(0x000f0000,ULL)) << (48-16)) |	\
> 	 (((base)  & _AC(0x00ffffff,ULL)) << 16) |	\
> -	 (((limit) & _AC(0x0000ffff,ULL))))
> +	 ((limit)  & _AC(0x0000ffff,ULL)))
> 

So NAK.

	-hpa


-- 
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel.  I don't speak on their behalf.


      parent reply	other threads:[~2011-10-07  3:18 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-10-06 22:22 [PATCH] x86: Removed superfluous parentheses in macro defs Alex Ben
2011-10-06 22:50 ` Borislav Petkov
2011-10-07  3:18 ` H. Peter Anvin [this message]

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