From patchwork Mon Jan 25 16:00:10 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arnd Bergmann X-Patchwork-Id: 8111091 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 6AD80BEEE5 for ; Mon, 25 Jan 2016 16:09:45 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 9EF4720295 for ; Mon, 25 Jan 2016 16:09:44 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 7DECA202F8 for ; Mon, 25 Jan 2016 16:09:43 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1aNjgU-00088s-Qz; Mon, 25 Jan 2016 16:08:06 +0000 Received: from mout.kundenserver.de ([212.227.17.24]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1aNjbU-00030N-Ex for linux-arm-kernel@lists.infradead.org; Mon, 25 Jan 2016 16:02:59 +0000 Received: from wuerfel.lan. ([78.42.132.4]) by mrelayeu.kundenserver.de (mreue103) with ESMTPA (Nemesis) id 0MN62C-1aUMN52TRg-006cqi; Mon, 25 Jan 2016 17:02:15 +0100 From: Arnd Bergmann To: Ananth N Mavinakayanahalli , Anil S Keshavamurthy , "David S. Miller" , Masami Hiramatsu Subject: [PATCH] kprobes: make wait_for_kprobe_optimizer as __maybe_unused Date: Mon, 25 Jan 2016 17:00:10 +0100 Message-Id: <1453737722-1960270-1-git-send-email-arnd@arndb.de> X-Mailer: git-send-email 2.7.0 X-Provags-ID: V03:K0:HfwFBDasqMDV32jlqvplR2H+/Wig06k71OekrQ5Kw95lJ6pnDE7 MpmMr+NTPGBaOn+t6TKMVG0r1j5fIjSre+K/iBHrpBQ7CILjtJ3ZN5odQxy0D649K5M4DCg DnnOVP3XgK8BUyHG7pc1reEliZJeOkcwiyJY68q84ffQlBLH0/nOaXRVOVtutsRHL+h5Yzg fnkdrXgQjimFMt+uXZ6oQ== X-UI-Out-Filterresults: notjunk:1; V01:K0:sZVK90JlmnU=:2AUoY9TMLe9qpws+DNOepc w9re9+al0R9gkaYeXAWWAhE9kYaC3/Yn3INd7XLUoxESim0eU8Sxe7cBOHsKJOtqoROXeqpKX GiJFi9RF9B6Wt6K6Ddv6CVQCDL4VJMArSbeYycuRhlrFrb68NOyJ+ypeGBBc7XwJbYlm4McVr LluEMMRkQt/7hpbm45PTzic3E6NNILjC8zD1LMZxtjIsnXad/TGzwtattMihoWtjpVPaXCRvJ ArPVqfLdN8SYqAhC64zP5XlQ619IQcerbsc2KtFuUZhdI7/KMRKKqxcddthLDW5L6EzsUFEca 4ZY5L2R+gxl7B8cfsniFKTK/4/1Mp9xD0jG4bixb4rv8q8biWJR1uD08lci7lKseHOP9tNqz3 lvwmU4V7tvMl7SP/mTFmX+qKJQ36XBToanUqZaVJGnK1pMuuAcfJ6KJrA4ysi/eyAQlRi6IIx Pk2V433ff+raHKCr8BnYKr+KnC+eSogkF3rC176D7iyVlpkMjWSb/AHSM+6NQWkfCTNvARHiM jG77a5ystWxH5di8xZKVJgtTMk4sEtf1s4isHqNbFIgsUK7ve73preT7Td14hyqgoL3ECAz0g 3lIEs7FI30ppH9Wz/8qWv7u3JHpW6AgxY0ccEqEwKqyt3GyTtQ/2yxGfasFi0c9600f/VZX5E IvEIJh584xnQhoDZe9UQF1XAv2rR4/1Erpcc7Dn+r7Nvx0cPMoch130TaEjgABhR3NfQ= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160125_080257_217545_EB292189 X-CRM114-Status: GOOD ( 11.53 ) X-Spam-Score: -2.6 (--) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Arnd Bergmann , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP wait_for_kprobe_optimizer is only used when CONFIG_SYSCTL or CONFIG_DEBUG_FS is enabled, otherwise we get a build warning kernel/kprobes.c:566:13: error: 'wait_for_kprobe_optimizer' defined but not used [-Werror=unused-function] This marks the function as __maybe_unused to shut up that warning. We could do also add more #ifdef, but that would be a little more ugly in this case. Signed-off-by: Arnd Bergmann --- kernel/kprobes.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/kprobes.c b/kernel/kprobes.c index d10ab6b9b5e0..12c0e0a02a6e 100644 --- a/kernel/kprobes.c +++ b/kernel/kprobes.c @@ -563,7 +563,7 @@ static void kprobe_optimizer(struct work_struct *work) } /* Wait for completing optimization and unoptimization */ -static void wait_for_kprobe_optimizer(void) +static void __maybe_unused wait_for_kprobe_optimizer(void) { mutex_lock(&kprobe_mutex);