Re: [PATCH 2/3] make cancel_xxx_work_sync() return a boolean

From: Jarek Poplawski
Date: Tue Jul 03 2007 - 01:29:32 EST


On Sun, Jul 01, 2007 at 07:37:10PM +0400, Oleg Nesterov wrote:
> Change cancel_work_sync() and cancel_delayed_work_sync() to return a boolean
> indicating whether the work was actually cancelled. A zero return value means
> that the work was not pending/queued.
>
> Without that kind of change it is not possible to avoid flush_workqueue()
> sometimes, see the next patch as an example.
>
> Also, this patch unifies both functions and kills the (unlikely) busy-wait loop.
>
> Signed-off-by: Oleg Nesterov <oleg@xxxxxxxxxx>

Acked-by: Jarek Poplawski <jarkao2@xxxxx>

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/