netdev - Re: [PATCH] flush_work_sync vs. flush_scheduled_work Re: [PATCH] PHYLIB: IRQ event workqueue handling fixes

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Message-ID: <Pine.LNX.4.64N.0710181655120.4701@blysk.ds.pg.gda.pl>
Date:	Thu, 18 Oct 2007 16:58:34 +0100 (BST)
From:	"Maciej W. Rozycki" <macro@...ux-mips.org>
To:	Oleg Nesterov <oleg@...sign.ru>
cc:	Jarek Poplawski <jarkao2@...pl>,
	Andy Fleming <afleming@...escale.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Jeff Garzik <jgarzik@...ox.com>, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] flush_work_sync vs. flush_scheduled_work Re: [PATCH]
 PHYLIB: IRQ event workqueue handling fixes

On Thu, 18 Oct 2007, Oleg Nesterov wrote:

> If we can't just cancel the work, can't we do something like
> 
> 	if (cancel_work_sync(w))
> 		w->func(w);
> 
> instead?

 We do an equivalent of this -- all that we care about that w->func(w) 
would do is enable_irq() and the rest we want to skip at this point.  We 
probably do not need the counter in the end though.

  Maciej
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