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 51C76CD4F54 for ; Wed, 27 May 2026 08:07:44 +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-Type:MIME-Version: References:In-Reply-To:Subject:Cc:To:From:Message-ID:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=a0i09K6WFbfQ8IPhzmdc2zth7G+mRZdkUp7cG7m9chI=; b=VEo/Pr38a9aNoOzIZM1u1fuyYa X/u/OpnDcOIwF/ZDn/Tm9f4t5ZCqANqDNx6mCvxAh8SIa3o2QcmfZpZx2Fjew606t6GgTpoasBdrZ xJTF9wai5aXKdA+wt8YrWD3WWq9IJ9R0RtmQct9hXABCVJIYpEW1bkODRJXb4HeGoEe4Q875ejyBY XkJyLAMTdVVaKXy6LUlXahu6TLXtt5BTivvGYM8iRXOKnAbdHlwvwDiwYTP8WQtOZzAO8c9W/b6kV mHWU+OcyTRdh6aQBBp9UK6joRG/KQRh6pxseJkoQbJV35pSS/2yR3fcvjErbCGpal13cup/GLRXTG Mxyijujg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wS9If-00000003Vzw-3R5A; Wed, 27 May 2026 08:07:37 +0000 Received: from sea.source.kernel.org ([172.234.252.31]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wS9Id-00000003VzO-3cFe for linux-arm-kernel@lists.infradead.org; Wed, 27 May 2026 08:07:37 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id 5DF1C43944; Wed, 27 May 2026 08:07:34 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3FCC41F000E9; Wed, 27 May 2026 08:07:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1779869254; bh=a0i09K6WFbfQ8IPhzmdc2zth7G+mRZdkUp7cG7m9chI=; h=Date:From:To:Cc:Subject:In-Reply-To:References; b=VOmvPc4kwguCHgU7g1Nx9Z4I2UGpWgEnhEzBZlMTiHJ5JJ26tJ5J3D89oOwF7G65g HkTXx68Oxj4xWttbqwi9Qb1r5Q6OY/9PkUkCZ77tMtDWP9aHaghJsAwPdXeVz7I5im yFt44hBKV9y2lpiZ6TrHJhmQNzfJN3QuXSZTGeTvgLj0JQY6cqyco5vmhYwDEm0o5M xnl/F/Ug1yCWfCFautTrdYXVoA/0RCeWJ/l6MSlgwB9dM2vKquvdEZCZrcKro6GhD/ jARuLvmnvZN6t+rkGp8CqMSj2Z7bES8XOSBZthXEHGv81b7YOeC1ar9JOR+8jM5oOQ iWzTFtE/eWFug== Received: from sofa.misterjones.org ([185.219.108.64] helo=goblin-girl.misterjones.org) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.98.2) (envelope-from ) id 1wS9Ia-00000006aRG-0WjV; Wed, 27 May 2026 08:07:32 +0000 Date: Wed, 27 May 2026 09:07:31 +0100 Message-ID: <86se7duvgc.wl-maz@kernel.org> From: Marc Zyngier To: Mark Rutland Cc: linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, broonie@kernel.org, catalin.marinas@arm.com, james.morse@arm.com, oupton@kernel.org, tabba@google.com, will@kernel.org Subject: Re: [PATCH 00/18] arm64+KVM: FPSIMD/SVE/SME cleanups In-Reply-To: <20260521132556.584676-1-mark.rutland@arm.com> References: <20260521132556.584676-1-mark.rutland@arm.com> User-Agent: Wanderlust/2.15.9 (Almost Unreal) SEMI-EPG/1.14.7 (Harue) FLIM-LB/1.14.9 (=?UTF-8?B?R29qxY0=?=) APEL-LB/10.8 EasyPG/1.0.0 Emacs/30.1 (aarch64-unknown-linux-gnu) MULE/6.0 (HANACHIRUSATO) MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=US-ASCII X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: mark.rutland@arm.com, linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, broonie@kernel.org, catalin.marinas@arm.com, james.morse@arm.com, oupton@kernel.org, tabba@google.com, will@kernel.org X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260527_010735_922495_70CC46DB X-CRM114-Status: GOOD ( 15.93 ) 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 Thu, 21 May 2026 14:25:38 +0100, Mark Rutland wrote: > > Hi. > > This series cleans up low-level FPSIMD/SVE/SME state management code, > making it easier to maintain and extend (e.g. adding SME support to > KVM), and enabling better debugging (e.g. by making SVE/SME save/restore > visible to KASAN and KCSAN). > > This is purely cleanup, there are NO bugs addressed by this series. I had a look throughout, and couldn't see anything untoward other than the couple of nits that were already pointed out. Killing the horrible asm macros definitely brings a bit of fresh air to this code base. Given the sensitivity of the change, I'd like this to simmer in -next for a bit. How do you want this to be merged? I'm happy to take the whole thing in kvmarm, and share the branch with arm64. I assume you'll post a v2 anyway? Thanks, M. -- Without deviation from the norm, progress is not possible.