Re: [PATCH net-next v3 1/2] once: implement DO_ONCE_LITE for non-fast-path "do once" functionality

From: Steven Rostedt
Date: Mon Jun 28 2021 - 11:33:17 EST


On Mon, 28 Jun 2021 09:50:06 -0400
Tanner Love <tannerlove.kernel@xxxxxxxxx> wrote:

> Certain uses of "do once" functionality reside outside of fast path,
> and so do not require jump label patching via static keys, making
> existing DO_ONCE undesirable in such cases.
>
> Replace uses of __section(".data.once") with DO_ONCE_LITE(_IF)?

I hate the name "_LITE" but can't come up with something better.

Maybe: DO_ONCE_SLOW() ??

Anyway, besides my bike-shedding comment above...

Acked-by: Steven Rostedt (VMware) <rostedt@xxxxxxxxxxx>

-- Steve