On 04/25, David Howells wrote:
>
> Oleg Nesterov <[EMAIL PROTECTED]> wrote:
> 
> > Yes sure. Note that this is documented:
> > 
> >     /*
> >      * Kill off a pending schedule_delayed_work().  Note that the work 
> > callback
> >      * function may still be running on return from cancel_delayed_work().  
> > Run
> >      * flush_workqueue() or cancel_work_sync() to wait on it.
> >      */
> 
> No, it isn't documented.  It says that the *work* callback may be running, but
> does not mention the timer callback.  However, just looking at the
> cancellation function source made it clear that this would wait for the timer
> handler to return first.

Ah yes, it says nothing about what the returned value means...

> However, is it worth just making cancel_delayed_work() a void function and not
> returning anything?  I'm not sure the return value is very useful.

cancel_rearming_delayed_work() needs this, tty_io.c, probably somebody else.

Oleg.

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