From nobody Sat Feb 7 19:45:42 2026 Received: from mail-pj1-f44.google.com (mail-pj1-f44.google.com [209.85.216.44]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id F161929C338 for ; Tue, 30 Dec 2025 12:11:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.216.44 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767096702; cv=none; b=O/EgUTfGGZcRy8g4chkaMdTZ+lpl/XTtRKYwXe23jZSqYWq3f5C3xrvzkQ559Q3XzQ0lTvEdrrB6itILLuM+pZV9v/rZTEf67d0/KGJsALqgwxQcwY2y69ARGfy7tGyZ60hJKnb0eAE8Xl0nmN1EUKDiWaXwLaGuLVFVktbiIWU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767096702; c=relaxed/simple; bh=bYwPh/r59Kdg8UF2Y8E9sVfS/EBt2eYuOMhRqwL5mYI=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=SqwYt47gNPiYRKwcLdBue8gtyuFwVgAbpLMlKjDBxl/eUAO1d6i0zV13pdxDYMPocFKcBxmje8hmxidohQXB4dISGXyucQg0eqZNx+SyKam2lih9uOn8ZfZHsVNZifJ0luGAE4CQXJPuUFnNKg94hiOesg+0xmbRa3xhWWBoX3M= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=SmUGxT4P; arc=none smtp.client-ip=209.85.216.44 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="SmUGxT4P" Received: by mail-pj1-f44.google.com with SMTP id 98e67ed59e1d1-34c2f52585fso8889293a91.1 for ; Tue, 30 Dec 2025 04:11:38 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1767096698; x=1767701498; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=Bg2RSLDr50+8D3pVCAL17x6JULMvf+H6c/F/QmhwLYQ=; b=SmUGxT4Pca9PZ1NntO8k1up5zjdFFpxhnSHZIOz2dxkuI+9dOOslznnFw45SSGh5D1 7ibKBtR+peOKEeggkvwcIavu6xaCsdgBwgmMv3B5pbwIEZ++8m77HNlpAi7LVmulpcwS sUirO7VahWWGwBvNiUSWoCWx835Ys+utTk5HyR37UNfhpC9zW5jTMyJN9blq/LbZVUWw xukR1kzRqbgjBvkBz16pUk39sp+2hgCwqh8OYGOuK8EXBoLyIFG6JNQFxvfSoXldGj9v Bi8USrehkil2sFbxzLERtf9Ry+qiTxpqvly4wNFHEISdHbs0GPD/+Xb2hyfML4cfCnGD 0hRA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1767096698; x=1767701498; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=Bg2RSLDr50+8D3pVCAL17x6JULMvf+H6c/F/QmhwLYQ=; b=wFVNqp32z3HMGUXpdqwUmg/HwM3FNyLOA9GCZNtENihSWhZdDlnDs+8Ri/77FTHPag 5WM0NnkyawCP5MssgUEbnqyvJX4U8aOtxzeHsw8vp2LGxEQkmazx5AvdFhN9/81iigGP aYB4rAoZT3MVmCmWcnV/1R26q1Q87I27YTScI7dG3gsZ7953UQfFYA0MYiQWHGQy5esK n3ervhffGVGOVhiWn/gR7CFv8pKMuB9Ouyri0yvJG678/ACHLzfZTt/MaxfJxCH/aDFC HUN/ucuFqF7p3jZUMoAD6AEigKf3PMdqR0ZC1rUauFQ0Ns69kPueg0iR2o9eDwU83vL9 JLrA== X-Forwarded-Encrypted: i=1; AJvYcCVbnxX5Q+JpWqct1Ckgvze8fmjj/CvaGdpDji7gQhPkqA3dyoFVFdXLZ693XpSPETnXmHMbXUJdYvwxzrQ=@vger.kernel.org X-Gm-Message-State: AOJu0Yw3AuxVPIJuGfvmHTPg6HRrW9bbOhX0bBHv/Sza2ZAYQmysHkEN 30P2zQ2/IloEGw+qKDgGkSmcWKEWH9v5Pnu0rjq3aALFj0TGVdUbLAaxDIM/oqOg X-Gm-Gg: AY/fxX5Ya6krqCaWlwdJoOhiYl8DQ6YAMzMh0VV7W5B126yL2xO/E88T3R/6JxE6ni8 lSr+aCKaa0visGAlGXHlUjGsHEnRHNW4BWWj/1x7e1/kB3VoVDVXe0qoDP4u+gcrSwQHWrhvOsZ r+hY1L/Tii31QugwDpd2PhGiLvgI+AKw9OoIqh2uvm9EZzbvi8cWzbDjyCe0CxJYSw5REugE4P6 8msirXv5ZZJh8/TsyEhuHibcRRGOVZiJJvjaw3aOKvVDhijd6R1XqtBu+X58Y6ShKc91v/K+z+s /7AH1B5UuwjkEjjIAR61P9cVQwTQ5ZbAOHfvMiktXUF1rFeNjWDnqdssaOIQoCJRy8kA3nMuae6 RXu2Se1J1Y55Fhtk+B/TI9vrbU2Hdeheohj5ngfOhEPfdmdlXSY8Qiqba/hhmoS9sj56oc/mWaq fnq6IzYntcK3dYB1Ew/HXpFTUpFUSDsH0guy8= X-Google-Smtp-Source: AGHT+IFsA4ByogfMPMDsyAcE+PWG8R83FWQ4jtwa8BfM2ldpe6mZ5mSKioruKfLYtMyB+/2wt4BrXg== X-Received: by 2002:a17:90b:2d81:b0:334:cb89:bde6 with SMTP id 98e67ed59e1d1-34e9212a469mr28339734a91.4.1767096697749; Tue, 30 Dec 2025 04:11:37 -0800 (PST) Received: from fedora ([61.74.238.173]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-c2e20a646e8sm13383628a12.11.2025.12.30.04.11.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 30 Dec 2025 04:11:37 -0800 (PST) From: SeungJu Cheon To: ray.huang@amd.com, linux@roeck-us.net Cc: linux-hwmon@vger.kernel.org, linux-kernel@vger.kernel.org, SeungJu Cheon Subject: [PATCH] hwmon:fam15h_power Use div64_u64() for 64-bit divisor Date: Tue, 30 Dec 2025 21:09:59 +0900 Message-ID: <20251230120959.199139-1-suunj1331@gmail.com> X-Mailer: git-send-email 2.52.0 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 Content-Type: text/plain; charset="utf-8" tdelta is u64, but do_div() truncates the divisor to 32 bits. Use div64_u64() to handle the full 64-bit divisor correctly. Signed-off-by: SeungJu Cheon --- drivers/hwmon/fam15h_power.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/hwmon/fam15h_power.c b/drivers/hwmon/fam15h_power.c index 8ecebea53651..5e3692606516 100644 --- a/drivers/hwmon/fam15h_power.c +++ b/drivers/hwmon/fam15h_power.c @@ -241,7 +241,7 @@ static ssize_t power1_average_show(struct device *dev, } tdelta =3D data->cpu_sw_pwr_ptsc[cu] - prev_ptsc[cu]; jdelta[cu] *=3D data->cpu_pwr_sample_ratio * 1000; - do_div(jdelta[cu], tdelta); + jdelta[cu] =3D div64_u64(jdelta[cu], tdelta); =20 /* the unit is microWatt */ avg_acc +=3D jdelta[cu]; --=20 2.52.0