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 9DE7DE77180 for ; Wed, 11 Dec 2024 08:35:37 +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:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=T8hktlKaRyGbVHCVpye89ZWee6gbJk6eenpzIhLg7YI=; b=4/O4fTmWaf7XjJiCQjHvaJfEgf WtA1rEL4+fpIVvaFzoPOLNxS9bMbAjjJePgTSl8qFSBDgl2vlh+/cfjIJHwY9cEFZbhJImHmBCAqz 4C9Mk7hIh4WahROO0urpaGR3QMcOrSvcJRL5uFGLBx61B6ip4Dii9mlKFs1IwVHeZOLhGKpnEEJ81 rtHN5dthwVAeifgGKkEi72lOCwUr77CLIwKDGiTcqZ6U8mc6be+bfJwHRemdAWewWEF3Y/kR1UqEz FIU3nOpcrp28ffVM16z0xlpusBGWivr1gTgxhukbCfdHG4IZbzhjXYPKdbb4LSZ4vvC5yFi/Aqhvg W5ffOruw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tLIBq-0000000EEqG-3vdx; Wed, 11 Dec 2024 08:35:26 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tLIAn-0000000EEjn-0LND for linux-arm-kernel@lists.infradead.org; Wed, 11 Dec 2024 08:34:22 +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 E978E1063; Wed, 11 Dec 2024 00:34:46 -0800 (PST) Received: from [10.162.16.49] (a077893.blr.arm.com [10.162.16.49]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 7933F3F720; Wed, 11 Dec 2024 00:34:15 -0800 (PST) Message-ID: <86ad5edc-ad57-43c3-86d2-0bd854a479c5@arm.com> Date: Wed, 11 Dec 2024 14:04:12 +0530 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH V2 0/7] arm64/hw_breakpoint: Enable FEAT_Debugv8p9 To: Mark Rutland Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Jonathan Corbet , Marc Zyngier , Oliver Upton , James Morse , Suzuki K Poulose , Catalin Marinas , Will Deacon , Mark Brown , kvmarm@lists.linux.dev References: <20241028053426.2486633-1-anshuman.khandual@arm.com> Content-Language: en-US From: Anshuman Khandual In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241211_003421_170241_16DF0AE6 X-CRM114-Status: UNSURE ( 8.59 ) X-CRM114-Notice: Please train this message. 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 12/10/24 22:29, Mark Rutland wrote: > On Mon, Oct 28, 2024 at 11:04:19AM +0530, Anshuman Khandual wrote: >> This series enables FEAT_Debugv8p9 thus extending breakpoint and watchpoint >> support upto 64. This series is based on v6.12-rc5 although this depends on >> FEAT_FGT2 FGU series posted earlier, for MDSELR_EL1 handling in various KVM >> guest configurations. >> >> https://lore.kernel.org/all/20241001024356.1096072-1-anshuman.khandual@arm.com/ > To avoid further confusion: since we discussed things further on the v1 > thread after this v2 thread was posted, I'm waiting for a v3 to be > posted which addresses the comments there (e.g. ID reg field handling, > mutual exclusion for breakpoint manipulation). Agreed, although I am still working on the mutual exclusion for breakpoint manipulation problem. Besides just carved out - MDCR_EL3.[TDS|TPM] related EL3 boot requirement's document update in a separate series as discussed. https://lore.kernel.org/all/20241211065425.1106683-1-anshuman.khandual@arm.com/