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=-12.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,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 A9EEAC2D0A7 for ; Tue, 8 Sep 2020 17:28:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5261020738 for ; Tue, 8 Sep 2020 17:28:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1599586083; bh=lDxhKLPh1jApYZIAYFWh3prI6m+QbYoiAoEvWLSo5ZM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=UN4/oy7ZVBbYHZu6smirstojI/jAh6wrgOK9UIUJ+SMksHa4C7GdI/bSjiVc9S6Xk 948WuDNfRMHL7d8LWV4YcDheHtXnTwhJKKzXI22wWAjrTQPMh+Oq1xUvAIxnURZaBr x5OLHYkM2ImQtq9sUXcEm3/KBxTS/Kt9YJME+Wf8= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732013AbgIHR2B (ORCPT ); Tue, 8 Sep 2020 13:28:01 -0400 Received: from mail.kernel.org ([198.145.29.99]:57570 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731722AbgIHQQb (ORCPT ); Tue, 8 Sep 2020 12:16:31 -0400 Received: from localhost (83-86-74-64.cable.dynamic.v4.ziggo.nl [83.86.74.64]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 2C5B22483C; Tue, 8 Sep 2020 15:44:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1599579887; bh=lDxhKLPh1jApYZIAYFWh3prI6m+QbYoiAoEvWLSo5ZM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=KXmkdXjVwMyCcy11ImMxif7h2U//UIl8zlmp6mPaa0S2OKR/bcg1IXRtBBh3jfg8p z/6E8b4yzrsfuOyoG1aJnqjpEH5WhCY3LIKoORkLkysibFEwJb4gI72XR/8eduKc/a nOCU/JZRpOV8qaSJPFunswMmOV5DrCxztFHabw58= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Jason Gunthorpe , Andrew Morton , Linus Torvalds , Sasha Levin Subject: [PATCH 5.4 072/129] include/linux/log2.h: add missing () around n in roundup_pow_of_two() Date: Tue, 8 Sep 2020 17:25:13 +0200 Message-Id: <20200908152233.303971539@linuxfoundation.org> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200908152229.689878733@linuxfoundation.org> References: <20200908152229.689878733@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Jason Gunthorpe [ Upstream commit 428fc0aff4e59399ec719ffcc1f7a5d29a4ee476 ] Otherwise gcc generates warnings if the expression is complicated. Fixes: 312a0c170945 ("[PATCH] LOG2: Alter roundup_pow_of_two() so that it can use a ilog2() on a constant") Signed-off-by: Jason Gunthorpe Signed-off-by: Andrew Morton Link: https://lkml.kernel.org/r/0-v1-8a2697e3c003+41165-log_brackets_jgg@nvidia.com Signed-off-by: Linus Torvalds Signed-off-by: Sasha Levin --- include/linux/log2.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/linux/log2.h b/include/linux/log2.h index 83a4a3ca3e8a7..c619ec6eff4ae 100644 --- a/include/linux/log2.h +++ b/include/linux/log2.h @@ -173,7 +173,7 @@ unsigned long __rounddown_pow_of_two(unsigned long n) #define roundup_pow_of_two(n) \ ( \ __builtin_constant_p(n) ? ( \ - (n == 1) ? 1 : \ + ((n) == 1) ? 1 : \ (1UL << (ilog2((n) - 1) + 1)) \ ) : \ __roundup_pow_of_two(n) \ -- 2.25.1