From patchwork Wed May 11 19:29:16 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Heiko Stuebner X-Patchwork-Id: 12846572 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 35455C43217 for ; Wed, 11 May 2022 19:29:59 +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=wuE5beQkyHhBXMOxOz/Stqh0RrgQ/+Be5w9L+t5czWs=; b=NYJMgCZH20sqt7 XmjPzAZcsx6SpHs9zXgLPtmm58ZP/vLcc305lO9UqHOvz9SeRNUHcPvvE2q2NIvYehGJYt73qJJYb 8NpBIPxgXo39AiTdaUszRsg4VzTuXFgPdrHtP5NrjQvvrVL/orSGq+sHTb5P3U9MzSe6NPjGEPDNx 9JtoKgzwnDRUKXK1AHI917+jzOzpbaGNbN8kUuve+eiZm4fQ9jo9PuCco5q86kjQ3vkmRbBkCL+W0 74ET/Neio56KWdBLWwLTm8+TmHXfQzqqfCpG0PLryx30NWJ2OA3ugwzI+CX7fGdXaqW6iyBhlizCG gDR3LCNioTUAk2himIVQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nos1w-008JcF-2F; Wed, 11 May 2022 19:29:52 +0000 Received: from gloria.sntech.de ([185.11.138.130]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nos1l-008JTJ-DR for linux-riscv@lists.infradead.org; Wed, 11 May 2022 19:29:45 +0000 Received: from ip5b412258.dynamic.kabel-deutschland.de ([91.65.34.88] helo=phil.lan) by gloria.sntech.de with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1nos1j-0004fe-As; Wed, 11 May 2022 21:29:39 +0200 From: Heiko Stuebner To: palmer@dabbelt.com, paul.walmsley@sifive.com, aou@eecs.berkeley.edu Cc: linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, wefu@redhat.com, liush@allwinnertech.com, guoren@kernel.org, atishp@atishpatra.org, anup@brainfault.org, drew@beagleboard.org, hch@lst.de, arnd@arndb.de, wens@csie.org, maxime@cerno.tech, gfavor@ventanamicro.com, andrea.mondelli@huawei.com, behrensj@mit.edu, xinhaoqu@huawei.com, mick@ics.forth.gr, allen.baum@esperantotech.com, jscheid@ventanamicro.com, rtrauben@gmail.com, samuel@sholland.org, cmuellner@linux.com, philipp.tomsich@vrull.eu, Heiko Stuebner Subject: [PATCH 07/12] riscv: move boot alternatives to after fill_hwcap Date: Wed, 11 May 2022 21:29:16 +0200 Message-Id: <20220511192921.2223629-8-heiko@sntech.de> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220511192921.2223629-1-heiko@sntech.de> References: <20220511192921.2223629-1-heiko@sntech.de> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220511_122941_591276_DD749939 X-CRM114-Status: GOOD ( 12.91 ) X-BeenThere: linux-riscv@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-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Move the application of boot alternatives to after the hw-capabilities are populated. This allows to check for available extensions when determining which alternatives to apply and also makes it actually work if CONFIG_SMP is disabled for whatever reason. Signed-off-by: Heiko Stuebner Reviewed-by: Christoph Hellwig Reviewed-by: Philipp Tomsich Reviewed-by: Guo Ren --- arch/riscv/kernel/setup.c | 2 ++ arch/riscv/kernel/smpboot.c | 2 -- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/riscv/kernel/setup.c b/arch/riscv/kernel/setup.c index f4f4a64bc3a0..9162e9a824d2 100644 --- a/arch/riscv/kernel/setup.c +++ b/arch/riscv/kernel/setup.c @@ -21,6 +21,7 @@ #include #include +#include #include #include #include @@ -295,6 +296,7 @@ void __init setup_arch(char **cmdline_p) #endif riscv_fill_hwcap(); + apply_boot_alternatives(); } static int __init topology_init(void) diff --git a/arch/riscv/kernel/smpboot.c b/arch/riscv/kernel/smpboot.c index a6d13dca1403..f1e4948a4b52 100644 --- a/arch/riscv/kernel/smpboot.c +++ b/arch/riscv/kernel/smpboot.c @@ -32,7 +32,6 @@ #include #include #include -#include #include "head.h" @@ -41,7 +40,6 @@ static DECLARE_COMPLETION(cpu_running); void __init smp_prepare_boot_cpu(void) { init_cpu_topology(); - apply_boot_alternatives(); } void __init smp_prepare_cpus(unsigned int max_cpus)