linux-kernel - Re: [PATCH] MIPS: remove asm/war.h

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Date:   Thu, 17 Feb 2022 13:58:01 +0000 (GMT)
From:   "Maciej W. Rozycki" <macro@...am.me.uk>
To:     Thomas Bogendoerfer <tsbogend@...ha.franken.de>
cc:     linux-mips@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] MIPS: remove asm/war.h

On Thu, 17 Feb 2022, Thomas Bogendoerfer wrote:

> diff --git a/arch/mips/kernel/r4k-bugs64.c b/arch/mips/kernel/r4k-bugs64.c
> index 35729c9e6cfa..11392e40d034 100644
> --- a/arch/mips/kernel/r4k-bugs64.c
> +++ b/arch/mips/kernel/r4k-bugs64.c
> @@ -163,7 +163,8 @@ static __always_inline __init void check_mult_sh(void)
>  	}
>  
>  	pr_cont("no.\n");
> -	panic(bug64hit, !R4000_WAR ? r4kwar : nowar);
> +	panic(bug64hit, !IS_ENABLED(CONFIG_CPU_R4000_WORKAROUNDS) ? r4kwar :
> +								    nowar);

 I think it'll read better if formatted like this:

	panic(bug64hit,
	      !IS_ENABLED(CONFIG_CPU_R4000_WORKAROUNDS) ? r4kwar : nowar);

or without the negation even:

	panic(bug64hit,
	      IS_ENABLED(CONFIG_CPU_R4000_WORKAROUNDS) ? nowar : r4kwar);

Likewise throughout.

  Maciej