Re: [PATCH 21/33] aio: reqs_active -> reqs_available

[Theodore Ts'o]

On Thu, Mar 21, 2013 at 09:35:42AM -0700, Kent Overstreet wrote:
> The number of outstanding kiocbs is one of the few shared things left that
> has to be touched for every kiocb - it'd be nice to make it percpu.
> 
> We can make it per cpu by treating it like an allocation problem: we have
> a maximum number of kiocbs that can be outstanding (i.e.  slots) - then we
> just allocate and free slots, and we know how to write per cpu allocators.
> 
> So as prep work for that, we convert reqs_active to reqs_available.

Reviewed-by: "Theodore Ts'o" <tytso@xxxxxxx>

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