Re: [patches] kernel timer races

From: Andrew Morton (
Date: Thu May 25 2000 - 10:34:38 EST

Alan Cox wrote:
> > IMO, all ~700 uses of del_timer() should use the synchronous version
> > until they have been audited for del_timer_async()-safety.
> And what about auditing them for del_timer sync safety. One reason del_timer
> is async is that the original del_timer for 2.1.x that waited did cause
> deadlocks

That's why the patch detects the deadlock situation, breaks it and spits
out diagnostics - so we can hunt down the deadlocks and either fix them
or use del_timer_sync() in those special cases.


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