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

From: Borislav Petkov
Date: Tue Mar 17 2020 - 10:49:42 EST


On Tue, Mar 17, 2020 at 03:39:14PM +0100, Jakub Jelinek wrote:
> That is because the option is called -fno-stack-protector, so one needs to
> use __attribute__((optimize("no-stack-protector")))

Ha, that works even! :-)

And my guest boots.

I guess we can do that then. Looks like the optimal solution to me.

Also, I'm assuming older gccs will simply ignore unknown optimize
options?

Thx.

--
Regards/Gruss,
Boris.

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