From: <Conor.Dooley@microchip.com>
To: <ajones@ventanamicro.com>, <kvm-riscv@lists.infradead.org>,
<linux-riscv@lists.infradead.org>
Cc: <palmer@dabbelt.com>, <heiko@sntech.de>, <anup@brainfault.org>,
<atishp@atishpatra.org>
Subject: Re: [PATCH 1/3] RISC-V: Output cbom-block-size
Date: Tue, 6 Sep 2022 08:40:23 +0000 [thread overview]
Message-ID: <3da2f5bd-104d-4562-3748-847b2d1c8166@microchip.com> (raw)
In-Reply-To: <20220906083555.931806-2-ajones@ventanamicro.com>
On 06/09/2022 09:35, Andrew Jones wrote:
> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
>
> Provide an info message with the block size when the Zicbom extension is
> present and the block size has been determined.
Why might someone care about this?
>
> Signed-off-by: Andrew Jones <ajones@ventanamicro.com>
> ---
> arch/riscv/mm/cacheflush.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/arch/riscv/mm/cacheflush.c b/arch/riscv/mm/cacheflush.c
> index e5b087be1577..8595baf8e403 100644
> --- a/arch/riscv/mm/cacheflush.c
> +++ b/arch/riscv/mm/cacheflush.c
> @@ -122,7 +122,9 @@ void riscv_init_cbom_blocksize(void)
> }
> }
>
> - if (probed_block_size)
> + if (probed_block_size) {
> riscv_cbom_block_size = probed_block_size;
> + pr_info("riscv: Zicbom: Cache blocksize is %u bytes", probed_block_size);
> + }
> }
> #endif
> --
> 2.37.2
>
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next prev parent reply other threads:[~2022-09-06 8:43 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-06 8:35 [PATCH 0/3] riscv: KVM: Expose Zicbom to the guest Andrew Jones
2022-09-06 8:35 ` [PATCH 1/3] RISC-V: Output cbom-block-size Andrew Jones
2022-09-06 8:40 ` Conor.Dooley [this message]
2022-09-06 8:55 ` Andrew Jones
2022-09-06 9:00 ` Conor.Dooley
2022-09-06 9:29 ` Andrew Jones
2022-09-06 9:42 ` Conor.Dooley
2022-09-06 14:34 ` Heiko Stübner
2022-09-06 14:51 ` Andrew Jones
2022-09-06 9:01 ` Andrew Jones
2022-09-06 8:35 ` [PATCH 2/3] RISC-V: KVM: Provide UAPI for Zicbom block size Andrew Jones
2022-09-06 8:35 ` [PATCH 3/3] RISC-V: KVM: Expose Zicbom to the guest Andrew Jones
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