Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
Date:   Mon, 28 Jun 2021 09:49:53 +0800
From:   Leo Yan <leo.yan@linaro.org>
To:     Yang Jihong <yangjihong1@huawei.com>
Cc:     john.garry@huawei.com, will@kernel.org, mathieu.poirier@linaro.org,
        peterz@infradead.org, mingo@redhat.com, acme@kernel.org,
        mark.rutland@arm.com, alexander.shishkin@linux.intel.com,
        jolsa@redhat.com, namhyung@kernel.org, james.clark@arm.com,
        andre.przywara@arm.com, linux-arm-kernel@lists.infradead.org,
        linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] perf arm-spe: Fix incorrect sample timestamp in perf
 script
Message-ID: <20210628014953.GA163942@leoy-ThinkPad-X240s>
References: <20210626032115.16742-1-yangjihong1@huawei.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20210626032115.16742-1-yangjihong1@huawei.com>
Precedence: bulk

Hi Jihong,

On Sat, Jun 26, 2021 at 11:21:15AM +0800, Yang Jihong wrote:
> When use perf script to parse ARM SPE data, sample timestamp does not match
> the timestamp stored in the AUX buffer, arm_spe_prep_sample function set
> "samlpe->time = speq->timestamp", "speq->timestamp" is the timestamp of first
> packet in auxtrace buffer. As a result, the time of all samples in a auxtrace
> buffer uses the same timestamp.

Could you confirm if the patch set [1] can fix your issue?

Thanks,
Leo

[1] https://lore.kernel.org/patchwork/cover/1431624/