From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 8465D1C07DE for ; Wed, 11 Dec 2024 08:34:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.140.110.172 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733906061; cv=none; b=hMmt41Qno5tmz5w4QLYynp+86wnGWI9SJ+ucsC4nRccmw0blbpHmMrXmsxg8ZBfHrWSurjRNIKJbwTij9otRZtj8VLVTMaxY94XVFs986mfVJ7klax2aVq575aiQB+rd4F1xU8b1gvNwPlAfbDLXZgxSYkVB5IaCGHizmAz4fJI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733906061; c=relaxed/simple; bh=T8hktlKaRyGbVHCVpye89ZWee6gbJk6eenpzIhLg7YI=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=Vb9C5PNQnhiILcra7ZZFH4OREHv22OsjWeG2Y4RZoMPEMZlp7m+GZsdH7X4uzoR8s6A6eZRRtpE7BsnuXcT9Jt4Vl5AIrggVIQbHgWiw5ndsp+tvwhEZ9AvO1ufu78D6fT1oWcKUq3nE4PI9n2C82e0mVfDhipbfnFPNS/0vckM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com; spf=pass smtp.mailfrom=arm.com; arc=none smtp.client-ip=217.140.110.172 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=arm.com 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 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: 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 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/