Re: [PATCH v7 09/14] x86/vdso: Insert endbr32/endbr64 to vDSO

From: Andy Lutomirski
Date: Thu Jun 06 2019 - 16:30:58 EST


On Thu, Jun 6, 2019 at 1:17 PM Yu-cheng Yu <yu-cheng.yu@xxxxxxxxx> wrote:
>
> From: "H.J. Lu" <hjl.tools@xxxxxxxxx>
>
> When Intel indirect branch tracking is enabled, functions in vDSO which
> may be called indirectly must have endbr32 or endbr64 as the first
> instruction. Compiler must support -fcf-protection=branch so that it
> can be used to compile vDSO.

Acked-by: Andy Lutomirski <luto@xxxxxxxxxx>

>
> Signed-off-by: H.J. Lu <hjl.tools@xxxxxxxxx>

You're still missing your Signed-off-by.