linux-kernel - Re: [PATCH v3 1/2] riscv: perf: add guest vs host distinction

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Message-ID: <20240916-6f21ff3d12224f366ccaac6e@orel>
Date: Mon, 16 Sep 2024 14:38:04 +0200
From: Andrew Jones <ajones@...tanamicro.com>
To: zhouquan@...as.ac.cn
Cc: anup@...infault.org, atishp@...shpatra.org, paul.walmsley@...ive.com, 
	palmer@...belt.com, aou@...s.berkeley.edu, mark.rutland@....com, 
	alexander.shishkin@...ux.intel.com, jolsa@...nel.org, linux-kernel@...r.kernel.org, 
	linux-riscv@...ts.infradead.org, kvm@...r.kernel.org, kvm-riscv@...ts.infradead.org, 
	linux-perf-users@...r.kernel.org
Subject: Re: [PATCH v3 1/2] riscv: perf: add guest vs host distinction

On Thu, Sep 12, 2024 at 04:00:29PM GMT, zhouquan@...as.ac.cn wrote:
> From: Quan Zhou <zhouquan@...as.ac.cn>
> 
> Introduce basic guest support in perf, enabling it to distinguish
> between PMU interrupts in the host or guest, and collect
> fundamental information.
> 
> Signed-off-by: Quan Zhou <zhouquan@...as.ac.cn>
> ---
>  arch/riscv/include/asm/perf_event.h |  7 ++++++
>  arch/riscv/kernel/perf_callchain.c  | 38 +++++++++++++++++++++++++++++
>  2 files changed, 45 insertions(+)
>

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