linux-kernel - Re: [PATCH] Documentation: riscv: Remove KPROBES_ON_FTRACE

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Message-ID: <Z4CIZSpbbUATs8TN@ghost>
Date: Thu, 9 Jan 2025 18:39:33 -0800
From: Charlie Jenkins <charlie@...osinc.com>
To: cp0613@...ux.alibaba.com
Cc: corbet@....net, paul.walmsley@...ive.com, palmer@...belt.com,
	aou@...s.berkeley.edu, linux-doc@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-riscv@...ts.infradead.org
Subject: Re: [PATCH] Documentation: riscv: Remove KPROBES_ON_FTRACE

On Wed, Jan 08, 2025 at 10:03:42AM +0800, cp0613@...ux.alibaba.com wrote:
> From: Chen Pei <cp0613@...ux.alibaba.com>
> 
> Since commit 7caa9765465f60 ("ftrace: riscv: move from REGS to ARGS"),
> kprobe on ftrace is not supported by riscv.
> 
> And commit 3308172276db5d ("trace: riscv: Remove deprecated kprobe on
> ftrace support") removed the relevant code, but left out the
> documentation, so fix that.
> 
> Signed-off-by: Chen Pei <cp0613@...ux.alibaba.com>

Perhaps this should have a fixes tag for the commit that removed the
support?

Reviewed-by: Charlie Jenkins <charlie@...osinc.com>
Fixes: 3308172276db5d ("trace: riscv: Remove deprecated kprobe on ftrace support")

> ---
>  Documentation/features/debug/kprobes-on-ftrace/arch-support.txt | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/Documentation/features/debug/kprobes-on-ftrace/arch-support.txt b/Documentation/features/debug/kprobes-on-ftrace/arch-support.txt
> index 02febc883..d937b7a03 100644
> --- a/Documentation/features/debug/kprobes-on-ftrace/arch-support.txt
> +++ b/Documentation/features/debug/kprobes-on-ftrace/arch-support.txt
> @@ -20,7 +20,7 @@
>      |    openrisc: | TODO |
>      |      parisc: |  ok  |
>      |     powerpc: |  ok  |
> -    |       riscv: |  ok  |
> +    |       riscv: | TODO |
>      |        s390: |  ok  |
>      |          sh: | TODO |
>      |       sparc: | TODO |
> -- 
> 2.43.0
> 
> 
> _______________________________________________
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> linux-riscv@...ts.infradead.org
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