Re: [RFC PATCH] x86_64: Attempt to fix ast_from_interrupt

[Samuel Thibault]

Applied, thanks!

Sergey Bugaev, le mer. 17 mai 2023 21:11:50 +0300, a ecrit:
> ---
> 
> - all_intrs pushes FSGS using the PUSH_FSGS_ISR variant, so we have to do
>   the same thing here too
> - don't forget to pop the value to load into %es
> 
>  x86_64/locore.S | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/x86_64/locore.S b/x86_64/locore.S
> index 2b8e4c44..4e341860 100644
> --- a/x86_64/locore.S
> +++ b/x86_64/locore.S
> @@ -849,7 +849,8 @@ stack_overflowed:
>   *   ss
>   */
>  ast_from_interrupt:
> -     POP_FSGS
> +     POP_FSGS_ISR
> +     pop     %rdx
>       mov     %rdx,%es
>       pop     %rdx
>       mov     %rdx,%ds
> -- 
> 2.40.1
> 
> 

-- 
Samuel
---
Pour une évaluation indépendante, transparente et rigoureuse !
Je soutiens la Commission d'Évaluation de l'Inria.