On Mon, 21 Nov 2016 08:21:39 -0800 Alexander Duyck
wrote:
> >> + __free_pages_ok(page, order);
> >> + }
> >> +}
> >> +EXPORT_SYMBOL(__page_frag_drain);
> >
> > It's an exported-to-modules library function. It should be documented,
> > please?
On Fri, Nov 18, 2016 at 3:27 PM, Andrew Morton
wrote:
> On Thu, 10 Nov 2016 06:36:06 -0500 Alexander Duyck
> wrote:
>
>> This patch adds a function that allows us to batch free a page that has
>> multiple references outstanding.
On Thu, 10 Nov 2016 06:36:06 -0500 Alexander Duyck
wrote:
> This patch adds a function that allows us to batch free a page that has
> multiple references outstanding. Specifically this function can be used to
> drop a page being used in the page frag alloc cache.
This patch adds a function that allows us to batch free a page that has
multiple references outstanding. Specifically this function can be used to
drop a page being used in the page frag alloc cache. With this drivers can
make use of functionality similar to the page frag alloc cache without