From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C4FD4C43381 for ; Wed, 27 Mar 2019 18:49:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 98FD62075C for ; Wed, 27 Mar 2019 18:49:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1553712572; bh=VfaQfqX/w97ot1pyW5n7TU1bo43h4HNo+ZrFHYCUgg8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=zvRU6pvP2+73tQRYU1ne3aP8hcYIsZ/PukwIwqPBvft/NgNPtdfVXHhRidzK7+Umw Ra9SKIN9YNUxqCkyOjaEfjpbHLegWWRKDs7GV4tymztB+skAUSp6DCNHYQjAswuofl 3bSUpHXLeCd+IIc+TNhGEfyfLoPcHsdnOnC1DMqQ= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2390991AbfC0Stb (ORCPT ); Wed, 27 Mar 2019 14:49:31 -0400 Received: from mail.kernel.org ([198.145.29.99]:35912 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389194AbfC0SSs (ORCPT ); Wed, 27 Mar 2019 14:18:48 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id B2F1021741; Wed, 27 Mar 2019 18:18:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1553710727; bh=VfaQfqX/w97ot1pyW5n7TU1bo43h4HNo+ZrFHYCUgg8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=qeIGVEDmV3CKUOiJG4O02QHnv+thunnReVBQZ2aGl/8yc2X1731bFAjPdZ467TTVh WkGcIOm5I86MG4l368oYzCWjMvSbx/mekHb7em2XUtfLMwigVmF1TZl7jShieQvnXT LYr3U7IkBbqXWLD20YdZhYWx3N2AqMww2hq6IXX8= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Luc Van Oostenryck , Peter Zijlstra , Linus Torvalds , Thomas Gleixner , Ingo Molnar , Sasha Levin Subject: [PATCH AUTOSEL 4.14 074/123] sched/topology: Fix percpu data types in struct sd_data & struct s_data Date: Wed, 27 Mar 2019 14:15:38 -0400 Message-Id: <20190327181628.15899-74-sashal@kernel.org> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20190327181628.15899-1-sashal@kernel.org> References: <20190327181628.15899-1-sashal@kernel.org> MIME-Version: 1.0 X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Luc Van Oostenryck [ Upstream commit 99687cdbb3f6c8e32bcc7f37496e811f30460e48 ] The percpu members of struct sd_data and s_data are declared as: struct ... ** __percpu member; So their type is: __percpu pointer to pointer to struct ... But looking at how they're used, their type should be: pointer to __percpu pointer to struct ... and they should thus be declared as: struct ... * __percpu *member; So fix the placement of '__percpu' in the definition of these structures. This addresses a bunch of Sparse's warnings like: warning: incorrect type in initializer (different address spaces) expected void const [noderef] *__vpp_verify got struct sched_domain ** Signed-off-by: Luc Van Oostenryck Signed-off-by: Peter Zijlstra (Intel) Cc: Linus Torvalds Cc: Peter Zijlstra Cc: Thomas Gleixner Link: https://lkml.kernel.org/r/20190118144936.79158-1-luc.vanoostenryck@gmail.com Signed-off-by: Ingo Molnar Signed-off-by: Sasha Levin --- include/linux/sched/topology.h | 8 ++++---- kernel/sched/topology.c | 2 +- 2 files changed, 5 insertions(+), 5 deletions(-) diff --git a/include/linux/sched/topology.h b/include/linux/sched/topology.h index cf257c2e728d..5a92baa91e0c 100644 --- a/include/linux/sched/topology.h +++ b/include/linux/sched/topology.h @@ -177,10 +177,10 @@ typedef int (*sched_domain_flags_f)(void); #define SDTL_OVERLAP 0x01 struct sd_data { - struct sched_domain **__percpu sd; - struct sched_domain_shared **__percpu sds; - struct sched_group **__percpu sg; - struct sched_group_capacity **__percpu sgc; + struct sched_domain *__percpu *sd; + struct sched_domain_shared *__percpu *sds; + struct sched_group *__percpu *sg; + struct sched_group_capacity *__percpu *sgc; }; struct sched_domain_topology_level { diff --git a/kernel/sched/topology.c b/kernel/sched/topology.c index 659e075ef70b..9dcd80ed9d4c 100644 --- a/kernel/sched/topology.c +++ b/kernel/sched/topology.c @@ -499,7 +499,7 @@ static int __init isolated_cpu_setup(char *str) __setup("isolcpus=", isolated_cpu_setup); struct s_data { - struct sched_domain ** __percpu sd; + struct sched_domain * __percpu *sd; struct root_domain *rd; }; -- 2.19.1