Re: linux-next: build warnings after merge of the tip tree

From: Peter Zijlstra
Date: Tue Mar 22 2022 - 11:20:18 EST


On Tue, Mar 22, 2022 at 11:04:38AM -0400, Steven Rostedt wrote:
> On Tue, 22 Mar 2022 15:35:54 +0100
> Peter Zijlstra <peterz@xxxxxxxxxxxxx> wrote:

> > I suggested inhibiting tail-call to notrace, you said no. You now seem to
> > agree that solves it.
>
> I said inhibiting tail-calls was a solution, but only inhibiting it to
> notrace would probably have a significant performance impact.
>
> I thought you were talking about adding notrace to tail calls, not the
> other way around. Maybe that is our confusion in this conversation.

Yeah, I meant inhibiting the compiler from doing tail-calls.