linux-kernel - Re: [PATCH v6 01/24] RISC-V: Fix the typo in Scountovf CSR name

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Message-ID: <20240415-b899e62329c901f59db9f146@orel>
Date: Mon, 15 Apr 2024 15:01:42 +0200
From: Andrew Jones <ajones@...tanamicro.com>
To: Atish Patra <atishp@...osinc.com>
Cc: linux-kernel@...r.kernel.org, 
	Clément Léger <cleger@...osinc.com>, Conor Dooley <conor.dooley@...rochip.com>, 
	Anup Patel <anup@...infault.org>, Ajay Kaher <ajay.kaher@...adcom.com>, 
	Albert Ou <aou@...s.berkeley.edu>, Alexandre Ghiti <alexghiti@...osinc.com>, 
	Alexey Makhalov <alexey.amakhalov@...adcom.com>, Atish Patra <atishp@...shpatra.org>, 
	Broadcom internal kernel review list <bcm-kernel-feedback-list@...adcom.com>, Juergen Gross <jgross@...e.com>, kvm-riscv@...ts.infradead.org, 
	kvm@...r.kernel.org, linux-kselftest@...r.kernel.org, linux-riscv@...ts.infradead.org, 
	Mark Rutland <mark.rutland@....com>, Palmer Dabbelt <palmer@...belt.com>, 
	Paolo Bonzini <pbonzini@...hat.com>, Paul Walmsley <paul.walmsley@...ive.com>, 
	Shuah Khan <shuah@...nel.org>, virtualization@...ts.linux.dev, Will Deacon <will@...nel.org>, 
	x86@...nel.org
Subject: Re: [PATCH v6 01/24] RISC-V: Fix the typo in Scountovf CSR name

On Wed, Apr 10, 2024 at 05:07:29PM -0700, Atish Patra wrote:
> The counter overflow CSR name is "scountovf" not "sscountovf".
> 
> Fix the csr name.
> 
> Fixes: 4905ec2fb7e6 ("RISC-V: Add sscofpmf extension support")
> Reviewed-by: Clément Léger <cleger@...osinc.com>
> Reviewed-by: Conor Dooley <conor.dooley@...rochip.com>
> Reviewed-by: Anup Patel <anup@...infault.org>
> Signed-off-by: Atish Patra <atishp@...osinc.com>
> ---
>  arch/riscv/include/asm/csr.h | 2 +-
>  drivers/perf/riscv_pmu_sbi.c | 2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/riscv/include/asm/csr.h b/arch/riscv/include/asm/csr.h
> index 2468c55933cd..9d1b07932794 100644
> --- a/arch/riscv/include/asm/csr.h
> +++ b/arch/riscv/include/asm/csr.h
> @@ -281,7 +281,7 @@
>  #define CSR_HPMCOUNTER30H	0xc9e
>  #define CSR_HPMCOUNTER31H	0xc9f
>  
> -#define CSR_SSCOUNTOVF		0xda0
> +#define CSR_SCOUNTOVF		0xda0
>  
>  #define CSR_SSTATUS		0x100
>  #define CSR_SIE			0x104
> diff --git a/drivers/perf/riscv_pmu_sbi.c b/drivers/perf/riscv_pmu_sbi.c
> index 8cbe6e5f9c39..3e44d2fb8bf8 100644
> --- a/drivers/perf/riscv_pmu_sbi.c
> +++ b/drivers/perf/riscv_pmu_sbi.c
> @@ -27,7 +27,7 @@
>  
>  #define ALT_SBI_PMU_OVERFLOW(__ovl)					\
>  asm volatile(ALTERNATIVE_2(						\
> -	"csrr %0, " __stringify(CSR_SSCOUNTOVF),			\
> +	"csrr %0, " __stringify(CSR_SCOUNTOVF),				\
>  	"csrr %0, " __stringify(THEAD_C9XX_CSR_SCOUNTEROF),		\
>  		THEAD_VENDOR_ID, ERRATA_THEAD_PMU,			\
>  		CONFIG_ERRATA_THEAD_PMU,				\
> -- 
> 2.34.1
>

Reviewed-by: Andrew Jones <ajones@...tanamicro.com>