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From: Pierre Ossman <drzeus-list@drzeus.cx>
To: Amol Lad <amol@verismonetworks.com>
Cc: linux kernel <linux-kernel@vger.kernel.org>,
	kernel Janitors <kernel-janitors@lists.osdl.org>
Subject: Re: [KJ] [PATCH] drivers/mmc/mmc.c: Replacing yield() with a
Date: Sun, 22 Oct 2006 20:23:59 +0000	[thread overview]
Message-ID: <453BD35F.1030902@drzeus.cx> (raw)
In-Reply-To: <1160570743.19143.307.camel@amol.verismonetworks.com>

Amol Lad wrote:
> In 2.6, the semantics of calling yield() changed from "sleep for a
> bit" to "I really don't want to run for a while".  This matches POSIX
> better, but there's a lot of drivers still using yield() when they mean
> cond_resched(), schedule() or even schedule_timeout().
> 
> For this driver cond_resched() seems to be a better
> alternative
> 

A version of this patch has been pushed towards Andrew. Thanks for
pointing it out.

Rgds
-- 
     -- Pierre Ossman

  Linux kernel, MMC maintainer        http://www.kernel.org
  PulseAudio, core developer          http://pulseaudio.org
  rdesktop, core developer          http://www.rdesktop.org
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WARNING: multiple messages have this Message-ID (diff)
From: Pierre Ossman <drzeus-list@drzeus.cx>
To: Amol Lad <amol@verismonetworks.com>
Cc: linux kernel <linux-kernel@vger.kernel.org>,
	kernel Janitors <kernel-janitors@lists.osdl.org>
Subject: Re: [PATCH] drivers/mmc/mmc.c: Replacing yield() with a better	alternative
Date: Sun, 22 Oct 2006 22:23:59 +0200	[thread overview]
Message-ID: <453BD35F.1030902@drzeus.cx> (raw)
In-Reply-To: <1160570743.19143.307.camel@amol.verismonetworks.com>

Amol Lad wrote:
> In 2.6, the semantics of calling yield() changed from "sleep for a
> bit" to "I really don't want to run for a while".  This matches POSIX
> better, but there's a lot of drivers still using yield() when they mean
> cond_resched(), schedule() or even schedule_timeout().
> 
> For this driver cond_resched() seems to be a better
> alternative
> 

A version of this patch has been pushed towards Andrew. Thanks for
pointing it out.

Rgds
-- 
     -- Pierre Ossman

  Linux kernel, MMC maintainer        http://www.kernel.org
  PulseAudio, core developer          http://pulseaudio.org
  rdesktop, core developer          http://www.rdesktop.org

  parent reply	other threads:[~2006-10-22 20:23 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-10-11 12:45 [PATCH] drivers/mmc/mmc.c: Replacing yield() with a better alternative Amol Lad
2006-10-11 12:57 ` [KJ] [PATCH] drivers/mmc/mmc.c: Replacing yield() with a Amol Lad
2006-10-11 12:58 ` Arjan van de Ven
2006-10-11 12:58   ` [PATCH] drivers/mmc/mmc.c: Replacing yield() with a better alternative Arjan van de Ven
2006-10-11 14:16   ` [KJ] most users of msleep_interruptible are broken Matthew Wilcox
2006-10-11 14:16     ` Matthew Wilcox
2006-10-11 14:20     ` [KJ] " Pierre Ossman
2006-10-11 14:20       ` Pierre Ossman
2006-10-11 14:53       ` [KJ] " Arjan van de Ven
2006-10-11 14:53         ` Arjan van de Ven
2006-10-11 15:07         ` [KJ] " Pierre Ossman
2006-10-11 15:07           ` Pierre Ossman
2006-10-11 20:30     ` [KJ] " Pavel Machek
2006-10-11 20:30       ` Pavel Machek
2006-10-12  5:54   ` [KJ] [PATCH] drivers/mmc/mmc.c: Replacing yield() with a Nick Piggin
2006-10-12  5:54     ` [PATCH] drivers/mmc/mmc.c: Replacing yield() with a better alternative Nick Piggin
2006-10-16  6:49     ` [KJ] [PATCH] drivers/mmc/mmc.c: Replacing yield() with a Pierre Ossman
2006-10-16  6:49       ` [PATCH] drivers/mmc/mmc.c: Replacing yield() with a better alternative Pierre Ossman
2006-10-22 20:23 ` Pierre Ossman [this message]
2006-10-22 20:23   ` Pierre Ossman

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