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 0419EC05027 for ; Fri, 20 Jan 2023 17:01:51 +0000 (UTC) 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:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=f/FV21jPxPHUY/SAn11DZUkl1r8JZHSAY2s4apABxVk=; b=BQoplDMxZHZx3h NYDtSbVmNmpQCJ0pWmnNeth5aOsiXu4pdPrku/OLPKSAq1xLRdVJ1PNnCfUfygZwrrq9F3/kwb72R v0JyRbU7Fw9XNWjek2fCc7QqvsaDQRgEWZVo7obZ0z/ljE+HK0ZJuozS8/1glF01ZHaxj5A5VjvtR kl1/9CY2N6R290lAmW1p6lK7s33nrschAe8p+MZfml7Audkt97PTH9CMvSFWKNwwygcEYPw+Zr/Pj NavCK3Ex0vKlZ2wXtrsuZyZGXnjJDzBnSiy+SgkUZ7+obAeWD9zlz+IJQ5D51ZKiPTP5O0e1RW92l CbE5RS3X02n/90RMHsog==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pIuko-00BMcE-JF; Fri, 20 Jan 2023 17:00:38 +0000 Received: from ams.source.kernel.org ([145.40.68.75]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pIuk7-00BMDZ-8A for linux-arm-kernel@lists.infradead.org; Fri, 20 Jan 2023 16:59:57 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 98F7DB82941; Fri, 20 Jan 2023 16:59:53 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 63891C433EF; Fri, 20 Jan 2023 16:59:49 +0000 (UTC) From: Catalin Marinas To: Will Deacon , Oleg Nesterov , Marc Zyngier , James Morse , Alexandru Elisei , Suzuki K Poulose , Oliver Upton , Shuah Khan , Mark Brown Cc: Alan Hayward , Luis Machado , Szabolcs Nagy , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kvmarm@lists.linux.dev, linux-kselftest@vger.kernel.org Subject: Re: [PATCH v4 00/21] arm64/sme: Support SME 2 and SME 2.1 Date: Fri, 20 Jan 2023 16:59:47 +0000 Message-Id: <167423398183.2326692.12557815651191750122.b4-ty@arm.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20221208-arm64-sme2-v4-0-f2fa0aef982f@kernel.org> References: <20221208-arm64-sme2-v4-0-f2fa0aef982f@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230120_085955_805966_57481038 X-CRM114-Status: GOOD ( 13.96 ) 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 Mon, 16 Jan 2023 16:04:36 +0000, Mark Brown wrote: > Arm have recently released versions 2 and 2.1 of the SME extension. > Among the features introduced by SME 2 is some new architectural state, > the ZT0 register. This series adds support for this and all the other > features of the new SME versions. > > Since the architecture has been designed with the possibility of adding > further ZTn registers in mind the interfaces added for ZT0 are done with > this possibility in mind. As ZT0 is a simple fixed size register these > interfaces are all fairly simple, the main complication is that ZT0 is > only accessible when PSTATE.ZA is enabled. The memory allocation that we > already do for PSTATE.ZA is extended to include space for ZT0. > > [...] Applied to arm64 (for-next/sme2), thanks! [01/21] arm64/sme: Rename za_state to sme_state https://git.kernel.org/arm64/c/ce514000da4f [02/21] arm64: Document boot requirements for SME 2 https://git.kernel.org/arm64/c/6dabf1fac6b4 [03/21] arm64/sysreg: Update system registers for SME 2 and 2.1 https://git.kernel.org/arm64/c/0f3bbe0edf78 [04/21] arm64/sme: Document SME 2 and SME 2.1 ABI https://git.kernel.org/arm64/c/4edc11744e8c [05/21] arm64/esr: Document ISS for ZT0 being disabled https://git.kernel.org/arm64/c/8ef55603b8ea [06/21] arm64/sme: Manually encode ZT0 load and store instructions https://git.kernel.org/arm64/c/2cdeecdb9513 [07/21] arm64/sme: Enable host kernel to access ZT0 https://git.kernel.org/arm64/c/f122576f3533 [08/21] arm64/sme: Add basic enumeration for SME2 https://git.kernel.org/arm64/c/d4913eee152d [09/21] arm64/sme: Provide storage for ZT0 https://git.kernel.org/arm64/c/d6138b4adc70 [10/21] arm64/sme: Implement context switching for ZT0 https://git.kernel.org/arm64/c/95fcec713259 [11/21] arm64/sme: Implement signal handling for ZT https://git.kernel.org/arm64/c/ee072cf70804 [12/21] arm64/sme: Implement ZT0 ptrace support https://git.kernel.org/arm64/c/f90b529bcbe5 [13/21] arm64/sme: Add hwcaps for SME 2 and 2.1 features https://git.kernel.org/arm64/c/7d5d8601e457 [14/21] kselftest/arm64: Add a stress test program for ZT0 https://git.kernel.org/arm64/c/1c07425e902c [15/21] kselftest/arm64: Cover ZT in the FP stress test https://git.kernel.org/arm64/c/f63a9f15b2d4 [16/21] kselftest/arm64: Enumerate SME2 in the signal test utility code https://git.kernel.org/arm64/c/638293732608 [17/21] kselftest/arm64: Teach the generic signal context validation about ZT https://git.kernel.org/arm64/c/afe6f1827526 [18/21] kselftest/arm64: Add test coverage for ZT register signal frames https://git.kernel.org/arm64/c/18f8729ab3d5 [19/21] kselftest/arm64: Add SME2 coverage to syscall-abi https://git.kernel.org/arm64/c/49886aa9ab33 [20/21] kselftest/arm64: Add coverage of the ZT ptrace regset https://git.kernel.org/arm64/c/4e1aa1a18f1b [21/21] kselftest/arm64: Add coverage of SME 2 and 2.1 hwcaps https://git.kernel.org/arm64/c/3eb1b41fba97 -- Catalin _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel