linux-kernel - Re: [PATCH 01/11] time: add *_to_jiffies_min helpers to guarantee a minimum duration

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Date:	Mon, 13 May 2013 10:17:07 +0200
From:	Jean Delvare <khali@...ux-fr.org>
To:	Imre Deak <imre.deak@...el.com>
Cc:	linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Daniel Vetter <daniel.vetter@...ll.ch>,
	John Stultz <john.stultz@...aro.org>,
	Ingo Molnar <mingo@...nel.org>, Arnd Bergmann <arnd@...db.de>,
	"David S. Miller" <davem@...emloft.net>
Subject: Re: [PATCH 01/11] time: add *_to_jiffies_min helpers to guarantee a
 minimum duration

BTW...

On Fri, 10 May 2013 15:13:19 +0300, Imre Deak wrote:
> +#define __define_time_to_jiffies_min(tname, ttype)			\
> +static inline unsigned long						\
> +tname ## _to_jiffies_min(const ttype m)					\
> +{									\
> +	return max_t(long, MAX_JIFFY_OFFSET, tname ## _to_jiffies(m) + 1);\
> +}

How would this work at all? Isn't it going to just return
MAX_JIFFY_OFFSET all the time?

-- 
Jean Delvare
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