Re: [PATCH RESEND 2/3 v2.6.39-rc7] block: make disk_block_events()properly wait for work cancellation

From: Tejun Heo
Date: Tue May 17 2011 - 11:27:51 EST


Hello,

On Tue, May 17, 2011 at 08:15:38AM -0700, Linus Torvalds wrote:
> Semantically what it is is a LOCK.

Okay, an outer mutex then.

> You want the locking for the whole "do I need to wait for the
> completion" thing anyway, so why mess things up?

Spinlock inside mutex seemed a bit strange but yeah that probably is
the simpliest way.

Thanks.

--
tejun
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