From: Tony Lindgren <tony@atomide.com>
To: Ladislav Michl <ladis@linux-mips.org>
Cc: Kevin Hilman <khilman@mvista.com>, linux-omap@vger.kernel.org
Subject: Re: [PATCH] [RFC] dmtimer library is very inefficient today
Date: Thu, 20 Mar 2008 10:58:59 +0200 [thread overview]
Message-ID: <20080320085858.GB14978@atomide.com> (raw)
In-Reply-To: <20080319195230.GA20320@michl.2n.cz>
* Ladislav Michl <ladis@linux-mips.org> [080319 22:32]:
> On Tue, Mar 18, 2008 at 11:33:40AM -0700, Kevin Hilman wrote:
> > and upstream folks tend dislike the polling loops like this:
> >
> > while(condition);
> >
> > and prefer the semicolon on its own line to be clear that the loop is
> > indeed doing nothing.
> >
> > while(condition)
> > ;
> >
>
> Once there, polling loops usually looks like this
>
> while (condition)
> cpu_relax();
Thanks, I'll add those to the while looops.
Tony
prev parent reply other threads:[~2008-03-20 8:59 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <ae36f8040803061301y6e0823a8pbdf0b6f0b47e5639@mail.gmail.com>
[not found] ` <3B6D69C3A9EBCA4BA5DA60D91302742903AFC880@dlee13.ent.ti.com>
[not found] ` <20080307071454.GC7635@atomide.com>
2008-03-15 0:24 ` [PATCH] [RFC] dmtimer library is very inefficient today Woodruff, Richard
2008-03-18 18:33 ` Kevin Hilman
2008-03-18 18:51 ` Woodruff, Richard
2008-03-19 2:40 ` [PATCH] dmtimer posting Woodruff, Richard
2008-03-19 14:15 ` Tony Lindgren
2008-03-19 14:47 ` Woodruff, Richard
2008-03-19 15:58 ` Tony Lindgren
2008-03-19 22:13 ` Woodruff, Richard
2008-03-20 11:57 ` Tony Lindgren
2008-03-20 12:19 ` Tony Lindgren
2008-03-21 0:13 ` Woodruff, Richard
2008-03-21 0:01 ` Woodruff, Richard
2008-03-31 10:49 ` Tony Lindgren
2008-03-31 12:18 ` Woodruff, Richard
2008-04-02 7:23 ` Tony Lindgren
2008-04-04 4:50 ` Woodruff, Richard
2008-04-04 20:03 ` [PATCH] timer optimization part 2 Woodruff, Richard
2008-04-04 20:23 ` Idle picture for those interested Woodruff, Richard
2008-04-04 20:56 ` David Brownell
2008-04-04 21:45 ` Woodruff, Richard
2008-04-04 21:56 ` Woodruff, Richard
2008-04-04 22:07 ` David Brownell
[not found] ` <49DA3A9F04A0E5498FF06EFCC343DCF90203DA56FF@dlee13.ent.ti.com>
2008-05-07 23:46 ` [PATCH] timer optimization part 2 Woodruff, Richard
2008-05-08 17:40 ` Tony Lindgren
2008-03-19 19:52 ` [PATCH] [RFC] dmtimer library is very inefficient today Ladislav Michl
2008-03-20 8:58 ` Tony Lindgren [this message]
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