From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-lj1-f176.google.com (mail-lj1-f176.google.com [209.85.208.176]) (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 37A951E0E11 for ; Mon, 21 Oct 2024 08:09:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.208.176 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729498144; cv=none; b=PAKN3af6bRnOn3cS4WyGrO5mII+m7RfHWVGBwoga+XKHGueULyoUrNem+xOD7zyhN7LFg1JGGvWO+Af4ijOdIO6dmfd7VjtcaTNcvJVk/dN25E6nDT8TNAFPcIB8oWncSZR2UIldLTSPcEBmsj8IySDGPTgH9oBTEeGO1A0kkN4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729498144; c=relaxed/simple; bh=a7fKioebAhttUy/bhAWb0W65CzDUUk4uYoOWLox/uhA=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=XWMhoQKRz4Uku/elwOWLMaGxzzcHOGcDNm19U5pmQ439zQ202WNK0/t/1HtYd6w+gw9Gu001OytPn2Xouhe5Qd6r3TntyBUBlyoSnq7ap/yKI9bTnkcO2LCtkuNXWYT7OKdFH8Mq+EOjP2gzK4i5mD6VRE+nqZx2nctqEeg5doY= 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=AOfVhyXW; arc=none smtp.client-ip=209.85.208.176 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="AOfVhyXW" Received: by mail-lj1-f176.google.com with SMTP id 38308e7fff4ca-2fb5a9c7420so39499331fa.3 for ; Mon, 21 Oct 2024 01:09:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1729498140; x=1730102940; 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=MgLMq6LBoZI6oopSlHmO6YDXt32997TqTP5A06Xl6xg=; b=AOfVhyXWn0pNUZv7oJUzGr7R+cYdLOPm+9+CTUld2jb1ZbzZMJf08pQIyP1RzOVnSG AzqiW/JUSRuZ039VWcdeEYQ9W6K+ptFPcWcdDkIXAUq7eDagkiHbCq8ldGK1eUA0/d9i nmxPAbfGxCPvlaGfavBoooU+KSV8n9oxENcehltujgOBlFuTogrzSyWaJWCDzOgaq1G2 CX7323wK+pIoIzMpxu2QvVGBLdn4kySLB1CHADLZo5NSRfEEHj+kAVGThZaglgeVRolh zRnXhYRUBUVxmF1mRUe5hbLzZCu6rKcEmKH/cQ+2zBvmra9f/Hz+qt979bZYCNq1jLyt jT4Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1729498140; x=1730102940; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=MgLMq6LBoZI6oopSlHmO6YDXt32997TqTP5A06Xl6xg=; b=tvHoVEeyTpzTBDUgq9Zhi1hJW50Q093GxwEBN8OF0yMeeFfMh1pP52UB51lrQ5A0d4 SCrLkVGz8neqpOnjzmLnF5Oib7iRVN9wI4YLKUOzyzDolzzWh1Yexl2vOq/wpA9tprZr yzA8A/vyrZDWaITQ2OsgKSKrWrJw7sFdNNyESs9zyRdKFs1ukflRoSdPazS9PCskjLcW EwQJOMp42cNEIu/0Ag5Qu3Zq6puGFBAfyzkBViZBBZzBCea//DUQ3N1WfgMCzjGv2/7Y KkQCmPNmEKEfitFP5Wsuq17/GxuK9oHAOgekJdlCr1M7EkzDE6CSs1vyPpTh7NIlycWY AgLA== X-Forwarded-Encrypted: i=1; AJvYcCXpynfBIq70FZxB7g1MI3WLx4Nl6tYCupsQiSfxMTTmRawk2onH9J5sXY63TGBurYiVifIP+xPMIOi98cE=@vger.kernel.org X-Gm-Message-State: AOJu0YwM+vb0GYJh4QiQEOXHFcSeFX/govoVSEHAomT5Qr7pFLJLb8NY QgYDV58sVKtffPe5xMxxEl06Hxxn9NwPYprsmGa2MrDFQuynWINGZId1ODgd X-Google-Smtp-Source: AGHT+IGm0I9oGoA3OhrkX1KUADo64ViH/3eQUSQekHaiP/bGYrIQVdLkfV11y0l2rlbfKlc95r5Daw== X-Received: by 2002:a05:6512:3da2:b0:536:54df:bff2 with SMTP id 2adb3069b0e04-53a1546fda4mr5124132e87.54.1729498140061; Mon, 21 Oct 2024 01:09:00 -0700 (PDT) Received: from fedora.iskraemeco.si ([193.77.86.230]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-a9a913706a7sm175925366b.141.2024.10.21.01.08.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 21 Oct 2024 01:08:59 -0700 (PDT) From: Uros Bizjak To: linux-mm@kvack.org, linux-kernel@vger.kernel.org Cc: Uros Bizjak , Dennis Zhou , Tejun Heo , Christoph Lameter , Andrew Morton Subject: [PATCH 1/3] percpu: Merge VERIFY_PERCPU_PTR() into its only user Date: Mon, 21 Oct 2024 10:07:36 +0200 Message-ID: <20241021080856.48746-1-ubizjak@gmail.com> X-Mailer: git-send-email 2.47.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Merge VERIFY_PERCPU_PTR() into non-CONFIG_SMP per_cpu_ptr() to make macro similar to CONFIG_SMP per_cpu_ptr(). This will allow a follow-up patch to refactor common code to a macro. No functional changes, non-CONFIG_SMP per_cpu_ptr() was the only user of VERIFY_PERCPU_PTR(). Signed-off-by: Uros Bizjak Cc: Dennis Zhou Cc: Tejun Heo Cc: Christoph Lameter Cc: Andrew Morton --- include/linux/percpu-defs.h | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/include/linux/percpu-defs.h b/include/linux/percpu-defs.h index 8efce7414fad..7fa88c5f4b26 100644 --- a/include/linux/percpu-defs.h +++ b/include/linux/percpu-defs.h @@ -254,13 +254,13 @@ do { \ #else /* CONFIG_SMP */ -#define VERIFY_PERCPU_PTR(__p) \ +#define per_cpu_ptr(ptr, cpu) \ ({ \ - __verify_pcpu_ptr(__p); \ - (typeof(*(__p)) __kernel __force *)(__p); \ + (void)(cpu); \ + __verify_pcpu_ptr(ptr); \ + (typeof(*(ptr)) __kernel __force *)(ptr); \ }) -#define per_cpu_ptr(ptr, cpu) ({ (void)(cpu); VERIFY_PERCPU_PTR(ptr); }) #define raw_cpu_ptr(ptr) per_cpu_ptr(ptr, 0) #define this_cpu_ptr(ptr) raw_cpu_ptr(ptr) -- 2.47.0