linux-kernel - Re: time_is_after

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Date:	Tue, 16 Dec 2008 18:13:32 +0200
From:	"Pekka Enberg" <penberg@...helsinki.fi>
To:	ptb@....it.uc3m.es
Cc:	hannes@...xchg.org, "linux kernel" <linux-kernel@...r.kernel.org>
Subject: Re: time_is_after_jiffies misnomer

On Tue, Dec 16, 2008 at 6:04 PM, Peter T. Breuer <ptb@....it.uc3m.es> wrote:
> The kernel's
>
>     time_is_after_jiffies(500)
>
> macro mathematically means
>
>    the current value of the jiffies variable is LESS THAN 500

Not that you would ever do something like that. Instead, you will see
something like this if you grep the kernel sources a bit:

    time_is_after_jiffies(jiffies + 500)

                    Pekka
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