From patchwork Wed Jan 24 05:12:51 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Baoquan He X-Patchwork-Id: 13528556 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 06D8E175B5 for ; Wed, 24 Jan 2024 05:14:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.133.124 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706073270; cv=none; b=HKZoJWTQGQ4XgGBT4a4mC4B8sPi1pKEDDueTggn5Lnfw35EUGOZI5ORpRc+XDmOthi5KjKLPbTK7qXW6Mb53nM4ACx43dmRCnjo2XU0X+oQ2YPHe+QAAmrgnoqT4ALxoZe8Gpff3YT/h7llrQ7t2MV2c859fzUk5LvaWMySUdWA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706073270; c=relaxed/simple; bh=oQxkSQ4O/ud5VcJBDiA8+ft0EzjaxWOJ7uOdw3yUGIk=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-type; b=HNRbz9B98hpow/1+S/oT6e9rPG5qNNL8zF2et52Xfcm9Bh3dSh8hXbjLtzHFlA06cYpRu5ZyEpg4dhbE0FRdrfpx+toqi950gn1Xex1xM+T7elPj+EbtVjjy+RUPni+Apw+Bf/9nDF9tWYu4rjlCRoVSAuLpe9tsIBCVBhAkCqk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=dicDVMxy; arc=none smtp.client-ip=170.10.133.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="dicDVMxy" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1706073268; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=PNOeu1HbpskBZbW25MWU6cZYUz3N/w+rWXoFdZjNr5M=; b=dicDVMxyDjiPpEe00sBO0L4FbPBJv2CA8/GJoOb98N45MLgVndA+Wu0zuZsM07EImZvzu+ ZHReHNUZ0UZp4N/itdwzApJRaFJ7Pjl7gA+Mt4wf7F6wcONWUNb3tKMANRRUSIAckp6Fv1 PVFpWE62M+WeKVsM+9U7Ef9MNa1OR88= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-124-xwsoB4tCPl2PN_DmUSobQw-1; Wed, 24 Jan 2024 00:14:21 -0500 X-MC-Unique: xwsoB4tCPl2PN_DmUSobQw-1 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.rdu2.redhat.com [10.11.54.7]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 3761085A589; Wed, 24 Jan 2024 05:14:20 +0000 (UTC) Received: from MiWiFi-R3L-srv.redhat.com (unknown [10.72.116.117]) by smtp.corp.redhat.com (Postfix) with ESMTP id 966E31C060AF; Wed, 24 Jan 2024 05:14:14 +0000 (UTC) From: Baoquan He To: linux-kernel@vger.kernel.org Cc: kexec@lists.infradead.org, x86@kernel.org, linux-arm-kernel@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, linux-mips@vger.kernel.org, linux-riscv@lists.infradead.org, loongarch@lists.linux.dev, akpm@linux-foundation.org, ebiederm@xmission.com, hbathini@linux.ibm.com, piliu@redhat.com, viro@zeniv.linux.org.uk, Baoquan He Subject: [PATCH linux-next v3 11/14] mips, crash: wrap crash dumping code into crash related ifdefs Date: Wed, 24 Jan 2024 13:12:51 +0800 Message-ID: <20240124051254.67105-12-bhe@redhat.com> In-Reply-To: <20240124051254.67105-1-bhe@redhat.com> References: <20240124051254.67105-1-bhe@redhat.com> Precedence: bulk X-Mailing-List: linux-mips@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-type: text/plain X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.7 Now crash codes under kernel/ folder has been split out from kexec code, crash dumping can be separated from kexec reboot in config items on mips with some adjustments. Here use IS_ENABLED(CONFIG_CRASH_RESERVE) check to decide if compiling in the crashkernel reservation code. Signed-off-by: Baoquan He --- arch/mips/kernel/setup.c | 17 ++++++----------- 1 file changed, 6 insertions(+), 11 deletions(-) diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c index 9c30de151597..12a1a4ffb602 100644 --- a/arch/mips/kernel/setup.c +++ b/arch/mips/kernel/setup.c @@ -442,8 +442,6 @@ static void __init mips_reserve_vmcore(void) #endif } -#ifdef CONFIG_KEXEC - /* 64M alignment for crash kernel regions */ #define CRASH_ALIGN SZ_64M #define CRASH_ADDR_MAX SZ_512M @@ -454,6 +452,9 @@ static void __init mips_parse_crashkernel(void) unsigned long long crash_size, crash_base; int ret; + if (!IS_ENABLED(CONFIG_CRASH_RESERVE)) + return; + total_mem = memblock_phys_mem_size(); ret = parse_crashkernel(boot_command_line, total_mem, &crash_size, &crash_base, @@ -489,6 +490,9 @@ static void __init request_crashkernel(struct resource *res) { int ret; + if (!IS_ENABLED(CONFIG_CRASH_RESERVE)) + return; + if (crashk_res.start == crashk_res.end) return; @@ -498,15 +502,6 @@ static void __init request_crashkernel(struct resource *res) (unsigned long)(resource_size(&crashk_res) >> 20), (unsigned long)(crashk_res.start >> 20)); } -#else /* !defined(CONFIG_KEXEC) */ -static void __init mips_parse_crashkernel(void) -{ -} - -static void __init request_crashkernel(struct resource *res) -{ -} -#endif /* !defined(CONFIG_KEXEC) */ static void __init check_kernel_sections_mem(void) {