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From: "Joakim Tjernlund" <Joakim.Tjernlund@lumentis.se>
To: "Joakim Tjernlund" <Joakim.Tjernlund@lumentis.se>,
	"Wojciech Kromer" <krom@dgt-lab.com.pl>,
	"Linuxppc-Embedded (E-mail)"
	<linuxppc-embedded@lists.linuxppc.org>
Subject: Re: kernel/timer.c
Date: Sat, 12 Apr 2003 14:52:11 +0200	[thread overview]
Message-ID: <002901c300f2$58776090$020120b0@jockeXP> (raw)
In-Reply-To: 001901c300df$4a2bb030$020120b0@jockeXP


> > so, anyone knows what linus.t says about adding one jiffie  to every
> > non-zero expire?
>
> I think this is a bug. It should be enough to round up to nearest jiffie.
> Ask on the linux kernel list.
>
>  Jocke

Actually, I take that back. It's not a bug. schedule_timeout(x), x > 0 will wait
somewere between x-1 and x jiffies. Therefore one must add an extra
jiffie to make sure that you don't return too early.

     Jocke

** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/

  reply	other threads:[~2003-04-12 12:52 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-04-11 13:17 kernel/timer.c Wojciech Kromer
2003-04-11 14:38 ` kernel/timer.c Joakim Tjernlund
2003-04-12  7:07   ` kernel/timer.c Wojciech Kromer
2003-04-12  8:29     ` kernel/timer.c Joakim Tjernlund
2003-04-12  9:32       ` kernel/timer.c Wojciech Kromer
2003-04-12 10:35         ` kernel/timer.c Joakim Tjernlund
2003-04-12 12:52           ` Joakim Tjernlund [this message]
  -- strict thread matches above, loose matches on Subject: below --
2003-04-11 21:25 kernel/timer.c Darin.Johnson

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