On Mon, Oct 12, 2009 at 09:03:18AM +0200, Jan Kiszka wrote:
> Hi,
>
> I was starring at the IRQ delivery path of assigned devices for a while,
> wondering why we have a work queue there. Now, after looking at some
> prehistoric versions, I think the reason is that there once was a mutex
> involved while we now use RCU. Am I right that we could actually drop
> this indirection today?
>
ioapic/pic path still has mutex. If MSIX is used (like it should) we can
drop work queue.
--
Gleb.
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