From patchwork Wed Oct 11 10:05:45 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Jinjie Ruan X-Patchwork-Id: 13417052 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E39B9CD6E54 for ; Wed, 11 Oct 2023 10:07:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=7DEwsM6sFNkJE5PUs6KMwAD7oWJjGgU4IS+IsijiYMU=; b=yeWXjU2+jhowVO n9B1iglZDzepW7hn6g9JPAPXI0XCukM3a7hA4vTRTrAmfgAP7gaIlmE1fcjJHJgOi4oJ2CvkNhGhM 5qzxk44c/CesiyrcSGvbWyB7/M2sVqaV74nN0EOazICNevFWrXciZIKos2999gbFyBvUE/QGufDE1 PGLcekwtUnPCGh611f3oJESkvTdBb8GzJUVkkayKkD1eu+bHP6kMiB0zQGrs+bIWWNNyXVqrQJH0a bDE5DEaQR7rWUR6JGRD6ZCk5EAMBXg8GlNDPgJxaiNMYl40FEg9nH1KnWhQFIH+17HCnGlcA/5s6Y RrN82o2Wqb9ExqAg45Bw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qqW7S-00FOzt-0q; Wed, 11 Oct 2023 10:07:10 +0000 Received: from szxga03-in.huawei.com ([45.249.212.189]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qqW71-00FOfW-2v for linux-arm-kernel@lists.infradead.org; Wed, 11 Oct 2023 10:06:45 +0000 Received: from kwepemi500008.china.huawei.com (unknown [172.30.72.56]) by szxga03-in.huawei.com (SkyGuard) with ESMTP id 4S57cN1QCpzkYB3; Wed, 11 Oct 2023 18:02:44 +0800 (CST) Received: from huawei.com (10.67.174.55) by kwepemi500008.china.huawei.com (7.221.188.139) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.31; Wed, 11 Oct 2023 18:06:41 +0800 From: Jinjie Ruan To: , , , , , , , , , , , , , , , , , , CC: Subject: [PATCH v5.10 RESEND 15/15] arm64: armv8_deprecated: fix unused-function error Date: Wed, 11 Oct 2023 10:05:45 +0000 Message-ID: <20231011100545.979577-16-ruanjinjie@huawei.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231011100545.979577-1-ruanjinjie@huawei.com> References: <20231011100545.979577-1-ruanjinjie@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.67.174.55] X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To kwepemi500008.china.huawei.com (7.221.188.139) X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231011_030644_127103_4823D817 X-CRM114-Status: GOOD ( 10.00 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Ren Zhijie commit 223d3a0d30b6e9f979f5642e430e1753d3e29f89 upstream. If CONFIG_SWP_EMULATION is not set and CONFIG_CP15_BARRIER_EMULATION is not set, aarch64-linux-gnu complained about unused-function : arch/arm64/kernel/armv8_deprecated.c:67:21: error: ‘aarch32_check_condition’ defined but not used [-Werror=unused-function] static unsigned int aarch32_check_condition(u32 opcode, u32 psr) ^~~~~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors To fix this warning, modify aarch32_check_condition() with __maybe_unused. Fixes: 0c5f416219da ("arm64: armv8_deprecated: move aarch32 helper earlier") Signed-off-by: Ren Zhijie Acked-by: Mark Rutland Link: https://lore.kernel.org/r/20221124022429.19024-1-renzhijie2@huawei.com Signed-off-by: Will Deacon Signed-off-by: Jinjie Ruan --- arch/arm64/kernel/armv8_deprecated.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/kernel/armv8_deprecated.c b/arch/arm64/kernel/armv8_deprecated.c index fd529c6c108b..f0ba854f0045 100644 --- a/arch/arm64/kernel/armv8_deprecated.c +++ b/arch/arm64/kernel/armv8_deprecated.c @@ -64,7 +64,7 @@ struct insn_emulation { #define ARM_OPCODE_CONDITION_UNCOND 0xf -static unsigned int aarch32_check_condition(u32 opcode, u32 psr) +static unsigned int __maybe_unused aarch32_check_condition(u32 opcode, u32 psr) { u32 cc_bits = opcode >> 28;