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=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED 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 E3EDFC4321D for ; Mon, 20 Aug 2018 16:28:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A1A29208AC for ; Mon, 20 Aug 2018 16:28:29 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A1A29208AC Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=zytor.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727526AbeHTTop (ORCPT ); Mon, 20 Aug 2018 15:44:45 -0400 Received: from terminus.zytor.com ([198.137.202.136]:38297 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726686AbeHTTop (ORCPT ); Mon, 20 Aug 2018 15:44:45 -0400 Received: from terminus.zytor.com (localhost [127.0.0.1]) by terminus.zytor.com (8.15.2/8.15.2) with ESMTPS id w7KGRt832130852 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Mon, 20 Aug 2018 09:27:55 -0700 Received: (from tipbot@localhost) by terminus.zytor.com (8.15.2/8.15.2/Submit) id w7KGRtPq2130849; Mon, 20 Aug 2018 09:27:55 -0700 Date: Mon, 20 Aug 2018 09:27:55 -0700 X-Authentication-Warning: terminus.zytor.com: tipbot set sender to tipbot@zytor.com using -f From: "tip-bot for Gustavo A. R. Silva" Message-ID: Cc: linux-kernel@vger.kernel.org, mingo@kernel.org, gustavo@embeddedor.com, dvhart@infradead.org, hpa@zytor.com, tglx@linutronix.de, peterz@infradead.org Reply-To: linux-kernel@vger.kernel.org, mingo@kernel.org, gustavo@embeddedor.com, dvhart@infradead.org, hpa@zytor.com, tglx@linutronix.de, peterz@infradead.org In-Reply-To: <20180816172124.GA2407@embeddedor.com> References: <20180816172124.GA2407@embeddedor.com> To: linux-tip-commits@vger.kernel.org Subject: [tip:locking/urgent] futex: Mark expected switch fall-throughs Git-Commit-ID: b639186ffe9168fd1d2f95a1fff8571720739126 X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: b639186ffe9168fd1d2f95a1fff8571720739126 Gitweb: https://git.kernel.org/tip/b639186ffe9168fd1d2f95a1fff8571720739126 Author: Gustavo A. R. Silva AuthorDate: Thu, 16 Aug 2018 12:21:24 -0500 Committer: Thomas Gleixner CommitDate: Mon, 20 Aug 2018 18:23:00 +0200 futex: Mark expected switch fall-throughs In preparation of enabling -Wimplicit-fallthrough, mark switch cases which fall through. Signed-off-by: Gustavo A. R. Silva Signed-off-by: Thomas Gleixner Cc: Peter Zijlstra Cc: Darren Hart Link: https://lkml.kernel.org/r/20180816172124.GA2407@embeddedor.com --- kernel/futex.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/kernel/futex.c b/kernel/futex.c index 1f450e092c74..11fc3bb456d6 100644 --- a/kernel/futex.c +++ b/kernel/futex.c @@ -3523,10 +3523,12 @@ long do_futex(u32 __user *uaddr, int op, u32 val, ktime_t *timeout, switch (cmd) { case FUTEX_WAIT: val3 = FUTEX_BITSET_MATCH_ANY; + /* fall through */ case FUTEX_WAIT_BITSET: return futex_wait(uaddr, flags, val, timeout, val3); case FUTEX_WAKE: val3 = FUTEX_BITSET_MATCH_ANY; + /* fall through */ case FUTEX_WAKE_BITSET: return futex_wake(uaddr, flags, val, val3); case FUTEX_REQUEUE: