From nobody Tue Dec 16 15:29:10 2025 Received: from szxga03-in.huawei.com (szxga03-in.huawei.com [45.249.212.189]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E55FC265CDF; Tue, 6 May 2025 09:49:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=45.249.212.189 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746524962; cv=none; b=GS0s9RO/7aQOJbn855gYwpUvZqEmhJz1mMsCSmMQ6zb3egpNorcrOYaYXzqqt/DCwBeOoHVIJjApgwZHoEGDT67uMNjoztpEYkkQFV0urg2GkR72oXCHFELI3u7+C9l24liJDHnsr57SKt76WB8oAwmpvdkFz9wFUPgLiiYyeU0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746524962; c=relaxed/simple; bh=wli3H1iA05utUdiTrcGE9JgEgoGq9bqSBJ+cNt4ftts=; h=From:To:CC:Subject:Date:Message-ID:MIME-Version:Content-Type; b=WziQMdQNJjHyLBaIien1bq3jdFI9ePv7QYWcA2JLxYQwtKfa8hu3Azm3hdLOaiCGa5RxxKSPQ7+TsFKOHr1w6AmspIPfsULbxeh+tPoivMI4eX3Iacmktgr0dRAdw7q76+xot0VaitqG7UWVvtQzC1UjShkavHZLWgyheR1hlQA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com; spf=pass smtp.mailfrom=huawei.com; arc=none smtp.client-ip=45.249.212.189 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huawei.com Received: from mail.maildlp.com (unknown [172.19.163.48]) by szxga03-in.huawei.com (SkyGuard) with ESMTP id 4ZsD673dVtz12LXP; Tue, 6 May 2025 17:45:35 +0800 (CST) Received: from kwepemd100011.china.huawei.com (unknown [7.221.188.204]) by mail.maildlp.com (Postfix) with ESMTPS id E42C41800B3; Tue, 6 May 2025 17:49:10 +0800 (CST) Received: from M910t.huawei.com (10.110.54.157) by kwepemd100011.china.huawei.com (7.221.188.204) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1748.10; Tue, 6 May 2025 17:49:09 +0800 From: Changbin Du To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Thomas Gleixner , Borislav Petkov , Dave Hansen , CC: Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , "Liang, Kan" , "H. Peter Anvin" , , , Changbin Du Subject: [PATCH] x86: pebs: remove redundant assignments to sample.period Date: Tue, 6 May 2025 17:49:07 +0800 Message-ID: <20250506094907.2724-1-changbin.du@huawei.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ClientProxiedBy: dggems704-chm.china.huawei.com (10.3.19.181) To kwepemd100011.china.huawei.com (7.221.188.204) Content-Type: text/plain; charset="utf-8" The perf_sample_data_init() has already set the period of sample, so no need to do it again. Signed-off-by: Changbin Du --- arch/x86/events/intel/ds.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/arch/x86/events/intel/ds.c b/arch/x86/events/intel/ds.c index 9b20acc0e932..292ef21cbfbd 100644 --- a/arch/x86/events/intel/ds.c +++ b/arch/x86/events/intel/ds.c @@ -1828,8 +1828,6 @@ static void setup_pebs_fixed_sample_data(struct perf_= event *event, =20 perf_sample_data_init(data, 0, event->hw.last_period); =20 - data->period =3D event->hw.last_period; - /* * Use latency for weight (only avail with PEBS-LL) */ @@ -2082,7 +2080,6 @@ static void setup_pebs_adaptive_sample_data(struct pe= rf_event *event, sample_type =3D event->attr.sample_type; format_group =3D basic->format_group; perf_sample_data_init(data, 0, event->hw.last_period); - data->period =3D event->hw.last_period; =20 setup_pebs_time(event, data, basic->tsc); =20 --=20 2.43.0