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 mm01.cs.columbia.edu (mm01.cs.columbia.edu [128.59.11.253]) by smtp.lore.kernel.org (Postfix) with ESMTP id B9D69C433FE for ; Wed, 23 Feb 2022 15:48:10 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 67D464C62A; Wed, 23 Feb 2022 10:48:10 -0500 (EST) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 4W+F5njdUIh8; Wed, 23 Feb 2022 10:48:08 -0500 (EST) Received: from mm01.cs.columbia.edu (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id E3AD44C5EA; Wed, 23 Feb 2022 10:48:08 -0500 (EST) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 6B3464C5EA for ; Wed, 23 Feb 2022 10:48:07 -0500 (EST) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id HWr+4MltpRIt for ; Wed, 23 Feb 2022 10:48:05 -0500 (EST) Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by mm01.cs.columbia.edu (Postfix) with ESMTPS id 9874D4C620 for ; Wed, 23 Feb 2022 10:48:05 -0500 (EST) 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 191A3B820C6; Wed, 23 Feb 2022 15:48:04 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 05CA5C340EB; Wed, 23 Feb 2022 15:47:59 +0000 (UTC) Date: Wed, 23 Feb 2022 15:47:56 +0000 From: Catalin Marinas To: Mark Brown Subject: Re: [PATCH v11 39/40] kselftest/arm64: Add coverage for the ZA ptrace interface Message-ID: References: <20220207152109.197566-1-broonie@kernel.org> <20220207152109.197566-40-broonie@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20220207152109.197566-40-broonie@kernel.org> Cc: Basant Kumar Dwivedi , Will Deacon , Luis Machado , Szabolcs Nagy , Marc Zyngier , Shuah Khan , linux-arm-kernel@lists.infradead.org, linux-kselftest@vger.kernel.org, Alan Hayward , Shuah Khan , kvmarm@lists.cs.columbia.edu, Salil Akerkar X-BeenThere: kvmarm@lists.cs.columbia.edu X-Mailman-Version: 2.1.14 Precedence: list List-Id: Where KVM/ARM decisions are made List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu On Mon, Feb 07, 2022 at 03:21:08PM +0000, Mark Brown wrote: > Add some basic coverage for the ZA ptrace interface, including walking > through all the vector lengths supported in the system. Unlike SVE > doing syscalls does not discard the ZA state so when we set data in ZA > we run the child process briefly, having it add one to each byte in ZA > in order to validate that both the vector size and data are being read > and written as expected when the process runs. > > Signed-off-by: Mark Brown Acked-by: Catalin Marinas _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7E75FC433EF for ; Wed, 23 Feb 2022 15:48:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239565AbiBWPsd (ORCPT ); Wed, 23 Feb 2022 10:48:33 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37990 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238643AbiBWPsd (ORCPT ); Wed, 23 Feb 2022 10:48:33 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7EFA3C2E for ; Wed, 23 Feb 2022 07:48:05 -0800 (PST) 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 381EDB820C9 for ; Wed, 23 Feb 2022 15:48:04 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 05CA5C340EB; Wed, 23 Feb 2022 15:47:59 +0000 (UTC) Date: Wed, 23 Feb 2022 15:47:56 +0000 From: Catalin Marinas To: Mark Brown Cc: Will Deacon , Marc Zyngier , Shuah Khan , Shuah Khan , Alan Hayward , Luis Machado , Salil Akerkar , Basant Kumar Dwivedi , Szabolcs Nagy , James Morse , Alexandru Elisei , Suzuki K Poulose , linux-arm-kernel@lists.infradead.org, linux-kselftest@vger.kernel.org, kvmarm@lists.cs.columbia.edu Subject: Re: [PATCH v11 39/40] kselftest/arm64: Add coverage for the ZA ptrace interface Message-ID: References: <20220207152109.197566-1-broonie@kernel.org> <20220207152109.197566-40-broonie@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220207152109.197566-40-broonie@kernel.org> Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org On Mon, Feb 07, 2022 at 03:21:08PM +0000, Mark Brown wrote: > Add some basic coverage for the ZA ptrace interface, including walking > through all the vector lengths supported in the system. Unlike SVE > doing syscalls does not discard the ZA state so when we set data in ZA > we run the child process briefly, having it add one to each byte in ZA > in order to validate that both the vector size and data are being read > and written as expected when the process runs. > > Signed-off-by: Mark Brown Acked-by: Catalin Marinas 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 51EC5C433EF for ; Wed, 23 Feb 2022 15:53:45 +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:In-Reply-To:MIME-Version:References: 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=sy4vu5Y8RY/o4BrBHHMQoAsp+Ty4sJS9KjvoH2385kU=; b=NN3daRnR6yL3dY XepBO3utKGMX86Pzoq1tM9E5YcE/e1aJWPjWLSMVlMNBYw11xDJJQ9AkHB6M3zeAl0fXHfTkr9/8S j/ZQp2SgcHfNLN7e1dkCec9lkmS2brDLueSqAlmfOTNX8zXvt6VpaO48VPQglg5LZJEpDchxi/sli Me2Q/J7tn1o8WO+lmg2FotnG1aRurV60QRLUJJ6nSFWVPxhGiFxEf1wiALKHkSj7suEDIKktY/vMR 8eW5RpayGAvwEPiA+LqzuEOkf5Rpz110hhP5yiMSYH5rjLFlb6BtSW4WwYmwBKVkS0Cae1HUmg2QS cfxkwBrKZDUNojcWMfYg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nMtwB-00FADq-Uy; Wed, 23 Feb 2022 15:52:21 +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 1nMts5-00F8Qf-OK for linux-arm-kernel@lists.infradead.org; Wed, 23 Feb 2022 15:48:08 +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 191A3B820C6; Wed, 23 Feb 2022 15:48:04 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 05CA5C340EB; Wed, 23 Feb 2022 15:47:59 +0000 (UTC) Date: Wed, 23 Feb 2022 15:47:56 +0000 From: Catalin Marinas To: Mark Brown Cc: Will Deacon , Marc Zyngier , Shuah Khan , Shuah Khan , Alan Hayward , Luis Machado , Salil Akerkar , Basant Kumar Dwivedi , Szabolcs Nagy , James Morse , Alexandru Elisei , Suzuki K Poulose , linux-arm-kernel@lists.infradead.org, linux-kselftest@vger.kernel.org, kvmarm@lists.cs.columbia.edu Subject: Re: [PATCH v11 39/40] kselftest/arm64: Add coverage for the ZA ptrace interface Message-ID: References: <20220207152109.197566-1-broonie@kernel.org> <20220207152109.197566-40-broonie@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20220207152109.197566-40-broonie@kernel.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220223_074806_434354_99A81CF4 X-CRM114-Status: GOOD ( 12.01 ) 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, Feb 07, 2022 at 03:21:08PM +0000, Mark Brown wrote: > Add some basic coverage for the ZA ptrace interface, including walking > through all the vector lengths supported in the system. Unlike SVE > doing syscalls does not discard the ZA state so when we set data in ZA > we run the child process briefly, having it add one to each byte in ZA > in order to validate that both the vector size and data are being read > and written as expected when the process runs. > > Signed-off-by: Mark Brown Acked-by: Catalin Marinas _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel