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SubjectRe: [PATCH net-next 3/3] net: stmmac: Introducing support for Page Pool
On Thu, 4 Jul 2019 15:18:19 +0000
Jose Abreu <Jose.Abreu@synopsys.com> wrote:

> From: Jesper Dangaard Brouer <brouer@redhat.com>
>
> > You can just use page_pool_free() (p.s I'm working on reintroducing
> > page_pool_destroy wrapper). As you say, you will not have in-flight
> > frames/pages in this driver use-case.
>
> Well, if I remove the request_shutdown() it will trigger the "API usage
> violation" WARN ...
>
> I think this is due to alloc cache only be freed in request_shutdown(),
> or I'm having some leak :D

Sorry, for not being clear. You of-cause first have to call
page_pool_request_shutdown() and then call page_pool_free().

--
Best regards,
Jesper Dangaard Brouer
MSc.CS, Principal Kernel Engineer at Red Hat
LinkedIn: http://www.linkedin.com/in/brouer

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