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From: Daniel Drake <dsd@gentoo.org>
To: Oleg Nesterov <oleg@tv-sign.ru>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Ingo Molnar <mingo@elte.hu>,
	linux-kernel@vger.kernel.org, David Howells <dhowells@redhat.com>
Subject: Re: [PATCH 3/6] workqueue: make cancel_rearming_delayed_workqueue() work on idle dwork
Date: Wed, 07 Feb 2007 09:33:04 -0500	[thread overview]
Message-ID: <45C9E320.3070001@gentoo.org> (raw)
In-Reply-To: <20070206233016.GA108@tv-sign.ru>

Oleg Nesterov wrote:
> cancel_rearming_delayed_workqueue(dwork) will hang forever if dwork was not
> scheduled, because in that case cancel_delayed_work()->del_timer_sync() never
> returns true.

Thanks! We hit this problem before with the zd1211rw driver and avoided 
using cancel_rearming_delayed_workqueue() for this reason. I never did 
get around to looking into if the function itself could be fixed, 
although I see not much effort would have been needed :)

Daniel


  reply	other threads:[~2007-02-07 14:32 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-02-06 23:30 Oleg Nesterov
2007-02-07 14:33 ` Daniel Drake [this message]
2007-02-07 15:16   ` Oleg Nesterov
2007-02-07 17:43     ` Oleg Nesterov
2007-02-08  2:20       ` Horms
2007-02-08  8:35         ` Oleg Nesterov
2007-02-08  8:39           ` Andrew Morton
2007-02-08  9:46             ` Oleg Nesterov

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