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Message-ID: <Zd21AaRO_JGLFo78@FVFF77S0Q05N>
Date: Tue, 27 Feb 2024 10:10:09 +0000
From: Mark Rutland <mark.rutland@....com>
To: takakura@...inux.co.jp
Cc: catalin.marinas@....com, will@...nel.org, ardb@...nel.org,
rmk+kernel@...linux.org.uk, Jonathan.Cameron@...wei.com,
gregkh@...uxfoundation.org, james.morse@....com,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64/kernel/setup: Update comment on interrupt masking
On Sun, Feb 25, 2024 at 11:18:12AM +0900, takakura@...inux.co.jp wrote:
> From: Ryo Takakura <takakura@...inux.co.jp>
>
> DAIF_PROCCTX_NOIRQ contains FIQ bit.
> Update the comment as only asynchronous aborts are unmasked
> and FIQ is still masked.
>
> Signed-off-by: Ryo Takakura <takakura@...inux.co.jp>
> ---
> arch/arm64/kernel/setup.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm64/kernel/setup.c b/arch/arm64/kernel/setup.c
> index 0ea45b6d0177..9b9fdb64c684 100644
> --- a/arch/arm64/kernel/setup.c
> +++ b/arch/arm64/kernel/setup.c
> @@ -298,7 +298,7 @@ void __init __no_sanitize_address setup_arch(char **cmdline_p)
> dynamic_scs_init();
>
> /*
> - * Unmask asynchronous aborts and fiq after bringing up possible
> + * Unmask asynchronous aborts after bringing up possible
> * earlycon. (Report possible System Errors once we can report this
> * occurred).
> */
I think we can further simplify/clarify that as:
/*
* Unmask SError as soon as possible after initializing earlycon so
* that we can report any SErrors immediately.
*/
With that wording:
Acked-by: Mark Rutland <mark.rutland@....com>
Mark.
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