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Date: Thu, 8 May 2014 21:19:44 +0200
From: Peter Zijlstra <peterz@infradead.org>
To: Waiman Long <Waiman.Long@hp.com>
Cc: Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@redhat.com>,
        "H. Peter Anvin" <hpa@zytor.com>, linux-arch@vger.kernel.org,
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        Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com>,
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        Oleg Nesterov <oleg@redhat.com>, Gleb Natapov <gleb@redhat.com>,
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Subject: Re: [PATCH v10 12/19] unfair qspinlock: Variable frequency lock
 stealing mechanism
Message-ID: <20140508191944.GT2844@laptop.programming.kicks-ass.net>
References: <1399474907-22206-1-git-send-email-Waiman.Long@hp.com>
 <1399474907-22206-13-git-send-email-Waiman.Long@hp.com>
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On Wed, May 07, 2014 at 11:01:40AM -0400, Waiman Long wrote:
> +#define DEF_LOOP_CNT(c)		int c = 0
> +#define INC_LOOP_CNT(c)		(c)++
> +#define LOOP_CNT(c)		c
> +#define LSTEAL_MIN		(1 << 3)
> +#define LSTEAL_MAX		(1 << 10)
> +#define LSTEAL_MIN_MASK		(LSTEAL_MIN - 1)
> +#define LSTEAL_MAX_MASK		(LSTEAL_MAX - 1)

*groan*.. why do you have to write the most obfuscated code ever? We're
not ioccc.org.