linux-kernel - Re: [PATCH v3 2/8] RISC-V: Detect AIA CSRs from ISA string

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Message-ID: <20230403-80af54e80a34fc70fad04e0c@wendy>
Date:   Mon, 3 Apr 2023 10:39:46 +0100
From:   Conor Dooley <conor.dooley@...rochip.com>
To:     Anup Patel <apatel@...tanamicro.com>
CC:     Paolo Bonzini <pbonzini@...hat.com>,
        Atish Patra <atishp@...shpatra.org>,
        Palmer Dabbelt <palmer@...belt.com>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Andrew Jones <ajones@...tanamicro.com>,
        Anup Patel <anup@...infault.org>, <kvm@...r.kernel.org>,
        <kvm-riscv@...ts.infradead.org>, <linux-riscv@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, Atish Patra <atishp@...osinc.com>
Subject: Re: [PATCH v3 2/8] RISC-V: Detect AIA CSRs from ISA string

On Mon, Apr 03, 2023 at 03:03:04PM +0530, Anup Patel wrote:

> diff --git a/arch/riscv/kernel/cpufeature.c b/arch/riscv/kernel/cpufeature.c
> index 59d58ee0f68d..1b13a5823b90 100644
> --- a/arch/riscv/kernel/cpufeature.c
> +++ b/arch/riscv/kernel/cpufeature.c
> @@ -221,8 +221,10 @@ void __init riscv_fill_hwcap(void)
>  				}
>  			} else {
>  				/* sorted alphabetically */
                                   ^^^^^^^^^^^^^^^^^^^^^

> +				SET_ISA_EXT_MAP("ssaia", RISCV_ISA_EXT_SSAIA);
>  				SET_ISA_EXT_MAP("sscofpmf", RISCV_ISA_EXT_SSCOFPMF);
>  				SET_ISA_EXT_MAP("sstc", RISCV_ISA_EXT_SSTC);
> +				SET_ISA_EXT_MAP("smaia", RISCV_ISA_EXT_SMAIA);

This entry has been added in an incorrect order chief :/

>  				SET_ISA_EXT_MAP("svinval", RISCV_ISA_EXT_SVINVAL);
>  				SET_ISA_EXT_MAP("svpbmt", RISCV_ISA_EXT_SVPBMT);
>  				SET_ISA_EXT_MAP("zbb", RISCV_ISA_EXT_ZBB);


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