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Message-ID: <20070419073222.GA438@elte.hu> Date: Thu, 19 Apr 2007 09:32:22 +0200 From: Ingo Molnar <mingo@...e.hu> To: Jarek Poplawski <jarkao2@...pl> Cc: linux-kernel@...r.kernel.org Subject: Re: [PATCH -mm] workqueue: debug possible endless loop in cancel_rearming_delayed_work * Jarek Poplawski <jarkao2@...pl> wrote: > + int i = 1000; > > - while (!cancel_delayed_work(dwork)) > + while (!cancel_delayed_work(dwork)) { > flush_workqueue(wq); > + BUG_ON(!i--); > + } if then make it a WARN_ON(). But ... dont we have the softlockup detector for such cases? Does CONFIG_DETECT_SOFTLOCKUP=y give you enough information? Ingo - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/