From patchwork Fri Dec 3 05:11:57 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jisheng Zhang X-Patchwork-Id: 12694589 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 63A0EC433EF for ; Fri, 3 Dec 2021 05:22:54 +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=n2HQlQX42t77rNiB6bPf8X9YjU4YR7rXqskHaiu6cq8=; b=C84539goXGDCOO j3TsVDlf6xgK+J+FmrmsS6Q1IUHus5CpbNxhVMmewsTRCJ587eN0/73N5koHTqxqtcRQVRPwzAZT5 BTrrgksiYxb1tnSh+zJ3YoFa3RBxXwbjk/RKl1/+LrQQJNWyZoZBg63HCm0LUBl/2/iEj7w9NVYSV 3fAaKJGVVMT6OBXkkvGwKNo1vrOvzQ/uXF6YBOJ+adfY644ITNJqem01PxT5tJV08xCxwmlgazD7l RUVdSG2+w2pVlwpCeAY8ozLYC1PG4UGrr6En6vwQYX++iEmhxDGta1r7Bqm7rBC/AGgANNO/K3BLR 8ALZibVcuXTsII/PjMFg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mt10d-00ENHn-NC; Fri, 03 Dec 2021 05:21:24 +0000 Received: from dfw.source.kernel.org ([139.178.84.217]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mt0ys-00EMC7-2Q; Fri, 03 Dec 2021 05:19:35 +0000 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 dfw.source.kernel.org (Postfix) with ESMTPS id A2E7462957; Fri, 3 Dec 2021 05:19:33 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 95775C53FD1; Fri, 3 Dec 2021 05:19:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1638508773; bh=8aNi3jzRLx9EvlHvQrJ8+c0FPLWUfjaF4txqATGz5dk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=PbmtvVVu3EW5lZpDtlp5isAZcUo7CXeKc+dXipWy344d/9FofNAtRnFsEkHQibyxM 94plzcYhxqXUeq6UOQl3HEne1hxkOcko15N7K9RLfmZrdtGsJjxLN6OBmlpT20nJdm IhpanescmVnYesI7ThWQRZx75hvpVkn+DTPgRlkf4uc57wZzQy19dTfTzkFRusqEoo uBw4C8R4NVLrTIBYtmfEmM/oG2KXWgy05CPuBCPotoU0vkM87Oph5vGg8XDMyzchnX /BVLkmJ5xjW+KWxzbDYsfRp+8EvOkeZSpZabclJ/y20qiusZQeMl+7T3D093aqlb+o qmAKcKrIGGGOg== From: Jisheng Zhang To: Russell King , Catalin Marinas , Paul Walmsley , Will Deacon , Palmer Dabbelt , Albert Ou , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, hpa@zytor.com, Eric Biederman , Alexandre Ghiti Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, kexec@lists.infradead.org Subject: [RFC PATCH 5/5] arm: use IS_ENABLED(CONFIG_KEXEC_CORE) instead of #ifdef Date: Fri, 3 Dec 2021 13:11:57 +0800 Message-Id: <20211203051157.2160-6-jszhang@kernel.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211203051157.2160-1-jszhang@kernel.org> References: <20211203051157.2160-1-jszhang@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211202_211934_182960_52342E5F X-CRM114-Status: GOOD ( 13.23 ) 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 Replace the conditional compilation using "#ifdef CONFIG_KEXEC_CORE" by a check for "IS_ENABLED(CONFIG_BLK_DEV_INITRD)", to simplify the code and increase compile coverage. Signed-off-by: Jisheng Zhang Reviewed-by: Russell King (Oracle) --- arch/arm/kernel/setup.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index 284a80c0b6e1..f9a054a344c0 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -973,7 +973,6 @@ static int __init init_machine_late(void) } late_initcall(init_machine_late); -#ifdef CONFIG_KEXEC /* * The crash region must be aligned to 128MB to avoid * zImage relocating below the reserved region. @@ -1001,6 +1000,9 @@ static void __init reserve_crashkernel(void) unsigned long long total_mem; int ret; + if (!IS_ENABLED(CONFIG_KEXEC_CORE)) + return; + total_mem = get_total_mem(); ret = parse_crashkernel(boot_command_line, total_mem, &crash_size, &crash_base); @@ -1056,9 +1058,6 @@ static void __init reserve_crashkernel(void) insert_resource(&iomem_resource, &crashk_boot_res); } } -#else -static inline void reserve_crashkernel(void) {} -#endif /* CONFIG_KEXEC */ void __init hyp_mode_check(void) {