Re: [PATCH] x86: fix early boot crash on gcc-10

From: Jakub Jelinek
Date: Mon Mar 16 2020 - 14:22:28 EST


On Mon, Mar 16, 2020 at 06:54:50PM +0100, Borislav Petkov wrote:
> So having a way to state "do not add stack canary checking to this
> particular function" would be optimal. And since you already have the
> "stack_protect" function attribute I figure adding a "no_stack_protect"
> one should be easy...

Easy, but a waste when GCC already has the optimize attribute that can
handle also ~450 other options that are per-function rather than per-TU.

Jakub