[PATCH v2 2/2] riscv: signal: fix signal_minsigstksz
Andy Chiu
andybnac at gmail.com
Fri Dec 20 06:48:57 PST 2024
Hi Yong-Xuan,
Yong-Xuan Wang <yongxuan.wang at sifive.com> 於 2024年12月20日 週五 下午4:39寫道:
>
> The init_rt_signal_env() funciton is called before the alternative patch
> is applied, so using the alternative-related API to check the availability
> of an extension within this function doesn't have the intended effect.
> This patch reorders the init_rt_signal_env() and apply_boot_alternatives()
> to get the correct signal_minsigstksz.
>
> Fixes: e92f469b0771 ("riscv: signal: Report signal frame size to userspace via auxv")
> Signed-off-by: Yong-Xuan Wang <yongxuan.wang at sifive.com>
> Reviewed-by: Zong Li <zong.li at sifive.com>
Reviewed-by: Andy Chiu <andybnac at gmail.com>
> ---
> arch/riscv/kernel/setup.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/riscv/kernel/setup.c b/arch/riscv/kernel/setup.c
> index 016b48fcd6f2..b7c91f546453 100644
> --- a/arch/riscv/kernel/setup.c
> +++ b/arch/riscv/kernel/setup.c
> @@ -324,8 +324,8 @@ void __init setup_arch(char **cmdline_p)
>
> riscv_init_cbo_blocksizes();
> riscv_fill_hwcap();
> - init_rt_signal_env();
> apply_boot_alternatives();
> + init_rt_signal_env();
>
> if (IS_ENABLED(CONFIG_RISCV_ISA_ZICBOM) &&
> riscv_isa_extension_available(NULL, ZICBOM))
> --
> 2.17.1
>
Thanks,
Andy
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