From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D2DEDC4707F for ; Thu, 27 May 2021 09:37:24 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 99E23610CE for ; Thu, 27 May 2021 09:37:24 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 99E23610CE Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=Fu0OzTJ3dEs7ExlieZWQzdVIIUHzszKcIGpDObf8ogI=; b=vIZeEpycuuiz46 RuCgGu1wB0bBe7X2MBEZMF+P8CQoQZYTS6euv+D8zawjYhhftFFsJjHUKqh0CfJXeLAt2aJIglE4C TiSOdmV8oGeFbQUH+wa24GuUXUpb0L4ybSpK7VvQdJWFFRGj1lGQFD6mc8fjPQyWi3WP77wZmNbxj LrBAgGUSLVMsAu6bKIX0lVtj3ikfxy0817EjnNQPpAwhRytB+VoEWl3Hw23pVQ1uMwd03epBhxTZl s2OTw4kl5DzMcu3e0RzcdbvUiPqlZ5KEG5Mxtd0Qd/68T98IA3MbfqlY1PuqOOahK2tO1U1ZGSgab t65q6H1m9klyjh3nNu9A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1lmCQp-004Ozd-Vp; Thu, 27 May 2021 09:36:00 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1lmCQl-004Owo-BR for linux-arm-kernel@lists.infradead.org; Thu, 27 May 2021 09:35:56 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 9FA8613A1; Thu, 27 May 2021 02:35:47 -0700 (PDT) Received: from C02TD0UTHF1T.local (unknown [10.57.39.84]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 5BF853F73D; Thu, 27 May 2021 02:35:45 -0700 (PDT) Date: Thu, 27 May 2021 10:33:49 +0100 From: Mark Rutland To: Will Deacon Cc: linux-arm-kernel@lists.infradead.org, ardb@kernel.org, broonie@kernel.org, catalin.marinas@arm.com, james.morse@arm.com, madvenka@linux.microsoft.com, maz@kernel.org, suzuki.poulose@arm.com Subject: Re: [PATCH 0/6] arm64: boot cleanups Message-ID: <20210527093349.GA34323@C02TD0UTHF1T.local> References: <20210520115031.18509-1-mark.rutland@arm.com> <20210526221641.GA20786@willie-the-truck> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20210526221641.GA20786@willie-the-truck> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210527_023555_484867_5908CB5C X-CRM114-Status: GOOD ( 19.58 ) 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Wed, May 26, 2021 at 11:16:42PM +0100, Will Deacon wrote: > On Thu, May 20, 2021 at 12:50:25PM +0100, Mark Rutland wrote: > > This series (based on v5.13-rc1) reworks the way we initialize some state at > > boot time, simplifying and unifying the logic for primary and secondary CPUs. > > This allows us to initalize the per-cpu offsets earlier (which will help to > > enable KCSAN), and reduces the data we need to pass to a secondary. In future, > > this should allow us to transfer the secondary data atomically and make the > > secondary boot paths more robust to arbitrarily long delays. > > > > I've based this on Mahdavan's stacktrace termination patch [1] (duplicated here > > unchanged), since it made sense to combine the unwind initialization along with > > the other CPU state, and otherwise there would be non-trivial merge conflicts. > > > > I've given the series some boot testing with a variety of configurations, > > checking that stacktraces work correctly, etc. > > Thanks. I've already got the stack trace patch queued on > for-next/stacktrace, so I've merged that branch into a new for-next/boot > branch and put the remainder of the patches on top of that. Thanks! I took a look and I see that you also handled the conflict with the cache rework (where this series deltetes some maintenance); the result looks good to me. Mark. _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel