Re: [PATCH 0/3] rework netlink skb allocation

From: David Miller
Date: Thu Aug 22 2019 - 15:04:53 EST


From: Jan Dakinevich <jan.dakinevich@xxxxxxxxxxxxx>
Date: Thu, 22 Aug 2019 10:48:08 +0000

> Currently, userspace is able to initiate costly high-order allocation in
> kernel sending large broadcast netlink message, which is considered
> undesirable. At the same time, unicast message are safe in this regard,
> because they uses vmalloc-ed memory.
>
> This series introduces changes, that allow broadcast messages to be
> allocated with vmalloc() as well as unicast.

I'm tossing this series for the same reason I tossed the AF_UNIX change.