linux-kernel - Re: [PATCHSET] workqueue: use irqsafe timer in delayed

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Message-ID: <20120821203004.GA32596@google.com>
Date:	Tue, 21 Aug 2012 13:30:04 -0700
From:	Tejun Heo <tj@...nel.org>
To:	linux-kernel@...r.kernel.org
Cc:	torvalds@...ux-foundation.org, mingo@...hat.com,
	akpm@...ux-foundation.org, tglx@...utronix.de,
	peterz@...radead.org, davem@...emloft.net, tomi.valkeinen@...com
Subject: Re: [PATCHSET] workqueue: use irqsafe timer in delayed_work

On Wed, Aug 08, 2012 at 02:37:55PM -0700, Tejun Heo wrote:
> This patchset makes delayed_work use the irqsafe timer added by the
> pending "timer: clean up initializers and implement irqsafe timers"
> patchset[1].  This enables try_to_grab_pending() to be used from any
> context which in turn makes mod_delayed_work() usable from IRQ
> handlers.  cancel_delayed_work() is reimplemented using
> try_to_grab_pending() so that it also can be used from IRQ handlers
> and its behavior is consitent with other canceling operations.
> __cancel_delayed_work() is no longer necessary and deprecated.

Applied to wq/for-3.7 after pulling in tip/timers/core.

Thanks.

-- 
tejun
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