Re: [PATCH] workqueue: use "pool->cpu < 0" to stand for an unbound pool

From: Tejun Heo
Date: Thu Jun 19 2014 - 12:16:01 EST


On Tue, Jun 03, 2014 at 03:31:45PM +0800, Lai Jiangshan wrote:
> There is a piece of sanity checks code in the put_unbound_pool().
> The meaning of this code is "if it is not an unbound pool, it will complain
> and return" IIUC. But the code uses "pool->flags & POOL_DISASSOCIATED"
> imprecisely due to a non-unbound pool may also have this flags.
>
> We should use "pool->cpu < 0" to stand for an unbound pool, so we covert the
> code to it.
>
> There is no strictly wrong if we still keep "pool->flags & POOL_DISASSOCIATED"
> here, but it is just a noise if we keep it:
> 1) we focus on "unbound" here, not "[dis]association".
> 2) "pool->cpu < 0" already implies "pool->flags & POOL_DISASSOCIATED".
>
> Signed-off-by: Lai Jiangshan <laijs@xxxxxxxxxxxxxx>

Applied to wq/for-3.17.

Thansk.

--
tejun
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