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Re: [Qemu-devel] [PATCH 15/16] translate-all: remove tb_lock mention fro
From: |
Alex Bennée |
Subject: |
Re: [Qemu-devel] [PATCH 15/16] translate-all: remove tb_lock mention from cpu_restore_state_from_tb |
Date: |
Thu, 29 Mar 2018 17:06:56 +0100 |
User-agent: |
mu4e 1.1.0; emacs 26.0.91 |
Emilio G. Cota <address@hidden> writes:
> tb_lock was needed when the function did retranslation. However,
> since fca8a500d519 ("tcg: Save insn data and use it in
> cpu_restore_state_from_tb") we don't do retranslation.
>
> Get rid of the comment.
I think we need to modify the comment in cpu_restore_state as well:
Either way we need return early as we can't resolve it here.
>
> Signed-off-by: Emilio G. Cota <address@hidden>
> ---
> accel/tcg/translate-all.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/accel/tcg/translate-all.c b/accel/tcg/translate-all.c
> index 9ab6477..ee49d03 100644
> --- a/accel/tcg/translate-all.c
> +++ b/accel/tcg/translate-all.c
> @@ -357,9 +357,7 @@ static int encode_search(TranslationBlock *tb, uint8_t
> *block)
> return p - block;
> }
>
> -/* The cpu state corresponding to 'searched_pc' is restored.
> - * Called with tb_lock held.
> - */
> +/* The cpu state corresponding to 'searched_pc' is restored */
> static int cpu_restore_state_from_tb(CPUState *cpu, TranslationBlock *tb,
> uintptr_t searched_pc)
> {
--
Alex Bennée
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