Re: serial percpu_ref draining in exit_aio()

[Jens Axboe]

On 03/19/2015 03:00 PM, Tejun Heo wrote:
> On Thu, Mar 19, 2015 at 04:58:33PM -0400, Jeff Moyer wrote:
> > Do you really want to do memory allocation in the exit path?  That
> > sounds like a bad idea to me.  (Of course, now you're going to point out
> > all the places that currently happens, right?  ;-)
>
> I think we just need a counter there - let everyone count down as they
> exit and the last one trigger the completion, no?

Yeah that's a good point, that'd be cleaner too. I'll change it and test 
that.

--
Jens Axboe

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