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 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 5FB97C3DA4A for ; Tue, 20 Aug 2024 12:24:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:MIME-Version:References:In-Reply-To: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=UiXY4yYMOuMhUpFuzCYDajJjBVpEc595G7kkX8oWQJc=; b=l3BpP0PDdOSX6EMj8nK4FsItM1 Qs4lQAw+pgfLc9BeBcap0jCcrC+o1ze8ZnnzB4igTdmwW2bMcG7tfU0HytJZrz12v/eiUB8+M8b2L L1H4inTS2fIH5qVeoT0C5+YBulsz2L/zP22ZVASpKWPjiqVj29G3Fl6MnBERb//QPWNQ7y8LqmQyX 9ZEOqzKOkuDiFY1NKi4l0AMyDboWKIRnK5GEFxN2GLefSYnbe0FUBqNGUwdY6p/Quk7Y3/c2tjtL0 TPcVn+6xG0Lce9gY7fJQREXdfAR7YqYaMYyk5JXnCkT5u5lUGysK4yby/vx89aoA70CKS00DDvcZm DVk+K7zQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sgNu4-00000005B5J-0gR1; Tue, 20 Aug 2024 12:24:00 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sgNtM-00000005B0m-18yR for linux-arm-kernel@lists.infradead.org; Tue, 20 Aug 2024 12:23:17 +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 54E86FEC; Tue, 20 Aug 2024 05:23:41 -0700 (PDT) Received: from donnerap.manchester.arm.com (usa-sjc-imap-foss1.foss.arm.com [10.121.207.14]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 77F4B3F73B; Tue, 20 Aug 2024 05:23:14 -0700 (PDT) Date: Tue, 20 Aug 2024 13:23:10 +0100 From: Andre Przywara To: Mark Rutland Cc: linux-arm-kernel@lists.infradead.org, akos.denke@arm.com, luca.fancellu@arm.com, maz@kernel.org Subject: Re: [BOOT-WRAPPER v2 06/10] aarch32: Always enter kernel via exception return Message-ID: <20240820132310.05a7ec24@donnerap.manchester.arm.com> In-Reply-To: References: <20240812101555.3558589-1-mark.rutland@arm.com> <20240812101555.3558589-7-mark.rutland@arm.com> <20240819182241.36d15eb1@donnerap.manchester.arm.com> Organization: ARM X-Mailer: Claws Mail 3.18.0 (GTK+ 2.24.32; aarch64-unknown-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240820_052316_396663_632CFC92 X-CRM114-Status: GOOD ( 12.18 ) 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 On Tue, 20 Aug 2024 12:47:59 +0100 Mark Rutland wrote: > On Mon, Aug 19, 2024 at 06:22:41PM +0100, Andre Przywara wrote: > > On Mon, 12 Aug 2024 11:15:51 +0100 > > Mark Rutland wrote: > > > Rework jump_kernel() to always enter the kernel via ERET, matching the > > > stype of the AArch64 version of jump_kernel() > > > > type > > That's actually meant to be "style", and "ERET" should be "an exception > return", i.e. Ah, but three tries is not bad for a Wordle ;-) Cheers, Andre > > | Rework jump_kernel() to always enter the kernel via an exception > | return, matching the style of the AArch64 version of jump_kernel() > > Mark.