linux-kernel - Re: [PATCH 1/3] perf: arm-spe: Fix addresses of synthesized SPE events

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Date:   Sun, 24 Apr 2022 20:28:31 +0800
From:   Leo Yan <leo.yan@...aro.org>
To:     Timothy Hayes <timothy.hayes@....com>
Cc:     linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org,
        acme@...nel.org, John Garry <john.garry@...wei.com>,
        Will Deacon <will@...nel.org>,
        Mathieu Poirier <mathieu.poirier@...aro.org>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        Martin KaFai Lau <kafai@...com>,
        Song Liu <songliubraving@...com>, Yonghong Song <yhs@...com>,
        John Fastabend <john.fastabend@...il.com>,
        KP Singh <kpsingh@...nel.org>,
        linux-arm-kernel@...ts.infradead.org, netdev@...r.kernel.org,
        bpf@...r.kernel.org
Subject: Re: [PATCH 1/3] perf: arm-spe: Fix addresses of synthesized SPE
 events

On Thu, Apr 21, 2022 at 05:52:03PM +0100, Timothy Hayes wrote:
> This patch corrects a bug whereby synthesized events from SPE
> samples are missing virtual addresses.
> 
> Signed-off-by: Timothy Hayes <timothy.hayes@....com>

Reviewed-by: Leo Yan <leo.yan@...aro.org>

> ---
>  tools/perf/util/arm-spe.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/tools/perf/util/arm-spe.c b/tools/perf/util/arm-spe.c
> index d2b64e3f588b..151cc38a171c 100644
> --- a/tools/perf/util/arm-spe.c
> +++ b/tools/perf/util/arm-spe.c
> @@ -1036,7 +1036,7 @@ arm_spe_synth_events(struct arm_spe *spe, struct perf_session *session)
>  	attr.sample_type = evsel->core.attr.sample_type & PERF_SAMPLE_MASK;
>  	attr.sample_type |= PERF_SAMPLE_IP | PERF_SAMPLE_TID |
>  			    PERF_SAMPLE_PERIOD | PERF_SAMPLE_DATA_SRC |
> -			    PERF_SAMPLE_WEIGHT;
> +			    PERF_SAMPLE_WEIGHT | PERF_SAMPLE_ADDR;
>  	if (spe->timeless_decoding)
>  		attr.sample_type &= ~(u64)PERF_SAMPLE_TIME;
>  	else
> -- 
> 2.25.1
>