From: Kevin Hilman <khilman@deeprooted.net>
To: Milan Svoboda <msvoboda@ra.rockwell.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] 2.6.17-rt add clockevent to ixp4xx
Date: Fri, 14 Jul 2006 16:02:04 -0500 [thread overview]
Message-ID: <1152910924.16702.34.camel@vence.internal.net> (raw)
In-Reply-To: <OF17E03102.B88C1774-ONC12571AB.003987F5-C12571AB.003A4830@ra.rockwell.com>
On Fri, 2006-07-14 at 12:36 +0200, Milan Svoboda wrote:
> I did patch against -hrt-dyntick (see lkml, this thread) wich is almost
> the same
> as this one against -rt (for ixp4xx part only) and I found that when timer
> is
> loaded with IXP4XX_OST_ONE_SHOT the latency time suddenly drops to ~30usec instead
> of ~2000usec! I'd like know what's the reason for this...
You should implement the set_mode method as well and set the
IXP4XX_OST_ONE_SHOT when the clockevent layer mode == CLOCK_EVT_ONESHOT.
Kevin
next prev parent reply other threads:[~2006-07-14 21:02 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-07-14 10:36 [PATCH] 2.6.17-rt add clockevent to ixp4xx Milan Svoboda
2006-07-14 21:02 ` Kevin Hilman [this message]
-- strict thread matches above, loose matches on Subject: below --
2006-07-14 10:27 Milan Svoboda
2006-07-14 10:06 Milan Svoboda
2006-07-13 10:53 Milan Svoboda
2006-07-13 14:41 ` Daniel Walker
2006-07-13 19:07 ` Thomas Gleixner
2006-07-13 21:48 ` Kevin Hilman
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