From patchwork Fri Jan 6 16:12:13 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Masahiro Yamada X-Patchwork-Id: 40188 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a5d:4e01:0:0:0:0:0 with SMTP id p1csp904588wrt; Fri, 6 Jan 2023 08:16:52 -0800 (PST) X-Google-Smtp-Source: AMrXdXvda1a3BpqRdoK1+W6SyEUda3KWAJ0bjXQnOJFwSeQc2jN9eU1qpcLpnm6E+Nkjq7M7Aocg X-Received: by 2002:a05:6402:550e:b0:45c:835b:ac64 with SMTP id fi14-20020a056402550e00b0045c835bac64mr48717811edb.31.1673021812798; Fri, 06 Jan 2023 08:16:52 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1673021812; cv=none; d=google.com; s=arc-20160816; b=pruMLUuKu4qSgS3T+Cp//hHjp4pX2CCPC/q8i2E6nGEZARBUHPS8eIyFCkl4PvfLaL cur2JOXk8KVyMcQ0lrtDu0y15d+60AVJP+e2IOdoQV8hBiaKfHUaEQHQ7peGWVnFPlp5 DPdfzMWtQc4enn2CKCc8cywuHTp1kblWVIHXGKHacdFpyXZFOy8Hlrmr0sKaBlXCf2I9 4iGbCjWC1OxXdKTt5Okn7n0IQDDjFHFlJ/vIPSALKY20tLV9ZeIR6hB9JGmq9HDcHLlj b/Yidcab9V9GSPK5qP5HFhSmmMA0QWyGSYtITaOJBzo6/sF/Ye4GeL92/Ordu3TFAFBY AiZw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :message-id:date:subject:cc:to:from:dkim-signature; bh=8YB3T1fok9NI71N9ZALUf477whmSoYhdRMYip+YUO/A=; b=0/sHcejLqYPk5POuIqsk4yZSfX+Qtk4P6j3hfAQkyePbHe2zNvKnTKAlWcEjAhzn8/ D5uJSNTvZ7BYQ+7n4xkC0UPiNJJskKifWa/v/JfTB6yseoP1q/3nW8yffVOWSU95Y5CI EKZQ0yduHzQLemEIhQgicVGl4r/hrmtkmfOfimZNy7JnK+7to59ORLVVZyz+BoakSIHp EVtOCaVwslPeOo1j62303Vip/jC6VkmPuoZMjhq50l34LP5sZTL9Tyu6omD8NEErO0D2 WAeXD9ulJ1kGEliSV7HiA2HLUTovFp1zYKGg0T0VHOhKa3Q/D+0pmQwymMuB1/Fmcb1P 452A== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=R7mi1oek; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id bf16-20020a0564021a5000b0047b79b99e58si1824021edb.446.2023.01.06.08.16.25; Fri, 06 Jan 2023 08:16:52 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=R7mi1oek; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235039AbjAFQMn (ORCPT + 99 others); Fri, 6 Jan 2023 11:12:43 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40736 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235283AbjAFQMd (ORCPT ); Fri, 6 Jan 2023 11:12:33 -0500 Received: from sin.source.kernel.org (sin.source.kernel.org [145.40.73.55]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9C9EE35927 for ; Fri, 6 Jan 2023 08:12:32 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sin.source.kernel.org (Postfix) with ESMTPS id EF1FACE1D41 for ; Fri, 6 Jan 2023 16:12:30 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 93289C433EF; Fri, 6 Jan 2023 16:12:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1673021549; bh=VVqoRkUDwnsCIlYEoiqptxZQONeF/KwdyouDY3AymiQ=; h=From:To:Cc:Subject:Date:From; b=R7mi1oekbqGue9wYgiHJm224AXmui6dnEfJSRFh1ULEJtO7EUWn8+YA7bqh41Z8RH 1GQorgYPL5mqv8EjYc5yIPihjDLq+8Lui48HhgSE6F4Fta8vgANOUsJJmUyS0ky1oA C1JzuVo+8RvqdILCmM0riVmzE7/srsvJSapkVLaqsK8oc5BjZr/XEvMLq45oYKwroA YQyg0Eaa607TFSrV+ALJQMa/o7FOCNP4XjdYDDx4jIj0jWcwRRNDIQip33MpGqmUOE EHwDNlnsyho1FKz2ZBdfEBPsL5iRXXX3hQvQ25djwITr8GqNlW4kXmV9uE1p7Oqxov lpsQPOBOaE/4Q== From: Masahiro Yamada To: Paul Walmsley , Palmer Dabbelt , Albert Ou , linux-riscv@lists.infradead.org Cc: linux-kernel@vger.kernel.org, Masahiro Yamada , Alexandre Ghiti , Anup Patel , Atish Patra , Guo Ren , Jisheng Zhang , Myrtle Shah Subject: [PATCH] riscv: fix -Wundef warning for CONFIG_RISCV_BOOT_SPINWAIT Date: Sat, 7 Jan 2023 01:12:13 +0900 Message-Id: <20230106161213.2374093-1-masahiroy@kernel.org> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1754290520575459770?= X-GMAIL-MSGID: =?utf-8?q?1754290520575459770?= Since commit 80b6093b55e3 ("kbuild: add -Wundef to KBUILD_CPPFLAGS for W=1 builds"), building with W=1 detects misuse of #if. $ make W=1 ARCH=riscv CROSS_COMPILE=riscv64-linux-gnu- arch/riscv/kernel/ [snip] AS arch/riscv/kernel/head.o arch/riscv/kernel/head.S:329:5: warning: "CONFIG_RISCV_BOOT_SPINWAIT" is not defined, evaluates to 0 [-Wundef] 329 | #if CONFIG_RISCV_BOOT_SPINWAIT | ^~~~~~~~~~~~~~~~~~~~~~~~~~ CONFIG_RISCV_BOOT_SPINWAIT is a bool option. #ifdef should be used. Signed-off-by: Masahiro Yamada --- arch/riscv/kernel/head.S | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/riscv/kernel/head.S b/arch/riscv/kernel/head.S index b865046e4dbb..4bf6c449d78b 100644 --- a/arch/riscv/kernel/head.S +++ b/arch/riscv/kernel/head.S @@ -326,7 +326,7 @@ clear_bss_done: call soc_early_init tail start_kernel -#if CONFIG_RISCV_BOOT_SPINWAIT +#ifdef CONFIG_RISCV_BOOT_SPINWAIT .Lsecondary_start: /* Set trap vector to spin forever to help debug */ la a3, .Lsecondary_park