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From: Roman Zippel <zippel@linux-m68k.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Jonathan Corbet <corbet@lwn.net>,
	linux-kernel@vger.kernel.org,
	Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@elte.hu>
Subject: Re: [PATCH] msleep() with hrtimers
Date: Wed, 8 Aug 2007 01:16:49 +0200 (CEST)	[thread overview]
Message-ID: <Pine.LNX.4.64.0708080115020.1817@scrub.home> (raw)
In-Reply-To: <20070807124009.9f6c2247.akpm@linux-foundation.org>

Hi,

On Tue, 7 Aug 2007, Andrew Morton wrote:

> I'd be surprised if there was significant overhead - the maximum frequency
> at which msleep() can be called is 1000Hz.  We'd need an awful lot of
> overhead for that to cause problems, surely?
> 
> <thinks he's missing something again>

_Anybody_ has yet to answer what's wrong with adding a nanosleep() and 
using that instead.

bye, Roman

  reply	other threads:[~2007-08-07 23:16 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-08-03 18:37 [PATCH] msleep() with hrtimers Jonathan Corbet
2007-08-03 18:54 ` Ingo Molnar
2007-08-03 19:19 ` Roman Zippel
2007-08-03 19:46   ` Arjan van de Ven
2007-08-03 19:58     ` Roman Zippel
2007-08-03 23:53       ` Arjan van de Ven
2007-08-04  3:00         ` Roman Zippel
2007-08-04 19:19           ` Arjan van de Ven
2007-08-06  0:09             ` Roman Zippel
2007-08-06  0:43               ` Arjan van de Ven
2007-08-06  1:03                 ` Roman Zippel
2007-08-06  5:39                   ` Arjan van de Ven
2007-08-06 10:03                     ` Roman Zippel
2007-08-06 10:20                       ` Manu Abraham
2007-08-06 15:53                       ` Arjan van de Ven
2007-08-07 10:40                         ` Manu Abraham
2007-08-07 12:45                         ` Roman Zippel
2007-08-08  4:15                           ` Arjan van de Ven
2007-08-09 19:31                             ` Denis Vlasenko
2007-08-09 20:01                               ` Denis Vlasenko
2007-08-07 19:40 ` Andrew Morton
2007-08-07 23:16   ` Roman Zippel [this message]
2007-08-07 23:29     ` Andrew Morton
2007-08-08  3:47       ` Roman Zippel
2007-08-08  4:14         ` Andrew Morton
2007-08-09 22:31           ` Roman Zippel
2007-08-08 11:55   ` Andi Kleen
2007-08-08 11:09     ` Manu Abraham
2007-08-08 11:52       ` Andi Kleen
2007-08-08 11:59         ` Manu Abraham
2007-08-09  7:16 ` Andrew Morton
2007-08-09 15:08   ` [linux-usb-devel] " Alan Stern
2007-11-28 10:29 ` Andrew Morton

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