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From: Oliver Upton To: Reiji Watanabe Cc: Marc Zyngier , kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, James Morse , Alexandru Elisei , Suzuki K Poulose , Paolo Bonzini , Andrew Jones , Ricardo Koller , Jing Zhang , Raghavendra Rao Anata Subject: Re: [PATCH v2 3/9] KVM: arm64: selftests: Remove the hard-coded {b,w}pn#0 from debug-exceptions Message-ID: References: <20221020054202.2119018-1-reijiw@google.com> <20221020054202.2119018-4-reijiw@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20221020054202.2119018-4-reijiw@google.com> X-Migadu-Flow: FLOW_OUT Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On Wed, Oct 19, 2022 at 10:41:56PM -0700, Reiji Watanabe wrote: > Remove the hard-coded {break,watch}point #0 from the guest_code() in > debug-exceptions to allow {break,watch}point number to be specified. > Change reset_debug_state() to zeroing all dbg{b,w}{c,v}r_el0 registers > so that guest_code() can use the function to reset those registers > even when non-zero {break,watch}points are specified for guest_code(). > Subsequent patches will add test cases for non-zero {break,watch}points. > > Signed-off-by: Reiji Watanabe > Reviewed-by: Ricardo Koller Reviewed-by: Oliver Upton -- Thanks, Oliver 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 A73CBC4332F for ; Thu, 20 Oct 2022 19:11:23 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 0F6884B9EE; Thu, 20 Oct 2022 15:11:23 -0400 (EDT) X-Virus-Scanned: at lists.cs.columbia.edu Authentication-Results: mm01.cs.columbia.edu (amavisd-new); dkim=softfail (fail, message has been altered) header.i=@linux.dev 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 NhtSs7J5Pk4Z; Thu, 20 Oct 2022 15:11:21 -0400 (EDT) Received: from mm01.cs.columbia.edu (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id ED4E94B95D; Thu, 20 Oct 2022 15:11:21 -0400 (EDT) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 009744B95D for ; Thu, 20 Oct 2022 15:11:20 -0400 (EDT) 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 qYo8LNOWHXaa for ; Thu, 20 Oct 2022 15:11:19 -0400 (EDT) Received: from out0.migadu.com (out0.migadu.com [94.23.1.103]) by mm01.cs.columbia.edu (Postfix) with ESMTPS id EB9DC4B94A for ; Thu, 20 Oct 2022 15:11:18 -0400 (EDT) Date: Thu, 20 Oct 2022 22:11:15 +0300 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1666293078; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=o0ijBOoIwkeAC+4P2wSY2PPVmhiuBD8dwNZ6MmnDsjw=; b=rkksVbp2MoNLbNuE2/VH9H075rIDlpGXjs4yiOuHdJDveZrAbGEYF5AS26zLrp3NRwv4u+ 94xaNFW6xx4HxzHn+cRlF3fToiKFMRzIXvqY3SmkCJLTOpLFPMwcGr1GeI1UsJb3pllEAg zGKYDZ90o5X6aygpHMn4zGhO2692KZk= X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Oliver Upton To: Reiji Watanabe Subject: Re: [PATCH v2 3/9] KVM: arm64: selftests: Remove the hard-coded {b,w}pn#0 from debug-exceptions Message-ID: References: <20221020054202.2119018-1-reijiw@google.com> <20221020054202.2119018-4-reijiw@google.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20221020054202.2119018-4-reijiw@google.com> X-Migadu-Flow: FLOW_OUT Cc: kvm@vger.kernel.org, Marc Zyngier , Andrew Jones , Paolo Bonzini , kvmarm@lists.cs.columbia.edu, linux-arm-kernel@lists.infradead.org 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 Wed, Oct 19, 2022 at 10:41:56PM -0700, Reiji Watanabe wrote: > Remove the hard-coded {break,watch}point #0 from the guest_code() in > debug-exceptions to allow {break,watch}point number to be specified. > Change reset_debug_state() to zeroing all dbg{b,w}{c,v}r_el0 registers > so that guest_code() can use the function to reset those registers > even when non-zero {break,watch}points are specified for guest_code(). > Subsequent patches will add test cases for non-zero {break,watch}points. > > Signed-off-by: Reiji Watanabe > Reviewed-by: Ricardo Koller Reviewed-by: Oliver Upton -- Thanks, Oliver _______________________________________________ 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 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 9B7AEC433FE for ; Thu, 20 Oct 2022 19:12:19 +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=6NRFRZvL8bnJytQFDOyUm0hG1krzmj5HUdExNIPQnUU=; b=GLRmj3iaFnSrAF sfEWREyYFTjkekcnHNyDyZnNLa9jhVvk26jXp6urI2NLp/FnOSdkeKtB5wcepgWDXnUDV1JRVdBOS aTMpesLXWWRRzdFoYfsTnb0EbrI8TpiyFYAk5ODAOykz4IIRYDIcGsQXgd2tNCF6l9w7yu2C9UoJS AZsYHCXmHNEScwtLaByfK1edDCydumedrUYYIFpg5nV67FhTGrZHdgHGWEFuGJcnFwIS9afkcm7fD eZt8q6tCNP28r+3ZsqhBOqCanHMRZx8E8opoSLTho4rzonEUHNuAFarcrUqib/rdy1RFfPfFAvHTw O29D68lL6ssu2EfNJQNg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1olaws-001Hqh-R7; Thu, 20 Oct 2022 19:11:23 +0000 Received: from out0.migadu.com ([94.23.1.103]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1olawp-001Hp4-Fr for linux-arm-kernel@lists.infradead.org; Thu, 20 Oct 2022 19:11:21 +0000 Date: Thu, 20 Oct 2022 22:11:15 +0300 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1666293078; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=o0ijBOoIwkeAC+4P2wSY2PPVmhiuBD8dwNZ6MmnDsjw=; b=rkksVbp2MoNLbNuE2/VH9H075rIDlpGXjs4yiOuHdJDveZrAbGEYF5AS26zLrp3NRwv4u+ 94xaNFW6xx4HxzHn+cRlF3fToiKFMRzIXvqY3SmkCJLTOpLFPMwcGr1GeI1UsJb3pllEAg zGKYDZ90o5X6aygpHMn4zGhO2692KZk= X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Oliver Upton To: Reiji Watanabe Cc: Marc Zyngier , kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, James Morse , Alexandru Elisei , Suzuki K Poulose , Paolo Bonzini , Andrew Jones , Ricardo Koller , Jing Zhang , Raghavendra Rao Anata Subject: Re: [PATCH v2 3/9] KVM: arm64: selftests: Remove the hard-coded {b,w}pn#0 from debug-exceptions Message-ID: References: <20221020054202.2119018-1-reijiw@google.com> <20221020054202.2119018-4-reijiw@google.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20221020054202.2119018-4-reijiw@google.com> X-Migadu-Flow: FLOW_OUT X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221020_121119_955402_0C122A3F X-CRM114-Status: UNSURE ( 9.72 ) 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: , 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 Wed, Oct 19, 2022 at 10:41:56PM -0700, Reiji Watanabe wrote: > Remove the hard-coded {break,watch}point #0 from the guest_code() in > debug-exceptions to allow {break,watch}point number to be specified. > Change reset_debug_state() to zeroing all dbg{b,w}{c,v}r_el0 registers > so that guest_code() can use the function to reset those registers > even when non-zero {break,watch}points are specified for guest_code(). > Subsequent patches will add test cases for non-zero {break,watch}points. > > Signed-off-by: Reiji Watanabe > Reviewed-by: Ricardo Koller Reviewed-by: Oliver Upton -- Thanks, Oliver _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel