On Wed, Jun 06, 2007 at 09:17:25AM +0200, Jens Axboe ([EMAIL PROTECTED]) wrote:
> > Some pages have zero reference counter here.
>
> But it's somewhat annoying to get pages with zero reference counts
> there, I wonder how that happens. I guess if the skb->data originated
> from kmalloc() then we don't really know. The main intent there was just
> to ensure the page wasn't going away, but clearly it's not good enough
> to ensure that reuse isn't taking place.
What bout checking if page belongs to kmalloc cache (or any other cache
via priviate pointers) and do not perform any kind of reference counting
on them? I will play with this a bit later today.
> --
> Jens Axboe
--
Evgeniy Polyakov
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