Re: [PATCH 33/36] block: add io_context->active_ref

[Vivek Goyal]

On Wed, Feb 22, 2012 at 11:13:47AM -0800, Tejun Heo wrote:

[..]
> It indeed is ugly to have ref, active_ref and nr_tasks tho.  If we can
> remove CLONE_IO, nr_tasks will go away with it.  Maybe, I don't know.
> Let's see.

I just remembered following commit where a race was fixed and in this
case two processes were sharing io context.