On Fri, Nov 23, 2007 at 10:54:11PM +0300, Evgeniy Polyakov wrote:
> On Fri, Nov 23, 2007 at 01:41:39PM -0600, Matt Mackall ([EMAIL PROTECTED]) 
> wrote:
> > Here's another thought: move all this logic into the networking core,
> > unify it with current softirq zapper, then allow it to be called from
> > various other places (like atomic allocators). Then it'll all be in
> > central maintained place with more users.
> 
> This can be done quite easily - put a check into __kfree_skb() if
> netpoll is compiled-in and we are in hardirq context, then put skb
> into softirq freeing queue. Then zap_completion_queue() can free
> anything without ever knowing about nature of the packet, since this
> will be checked in __kfree_skb() anyway.

What I had in mind was moving the whole zap_completion_queue concept
into net/core/skbuff. So that netpoll (and, say, atomic kmalloc) can
simply call something like "clean_completion_queue".

-- 
Mathematics is the supreme nostalgia of our time.
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