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Wed, 2 Sep 2020 05:13:37 +0000 (GMT) Received: from b06wcsmtp001.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 1C056A4054; Wed, 2 Sep 2020 05:13:34 +0000 (GMT) Received: from [9.199.37.120] (unknown [9.199.37.120]) by b06wcsmtp001.portsmouth.uk.ibm.com (Postfix) with ESMTP; Wed, 2 Sep 2020 05:13:33 +0000 (GMT) Subject: Re: [PATCH 0/7] powerpc/watchpoint: 2nd DAWR kvm enablement + selftests To: Paul Mackerras References: <20200723102058.312282-1-ravi.bangoria@linux.ibm.com> <20200902023259.GC272502@thinks.paulus.ozlabs.org> From: Ravi Bangoria Message-ID: <38177cfb-3abf-2629-174a-cdd958286be2@linux.ibm.com> Date: Wed, 2 Sep 2020 10:43:33 +0530 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20200902023259.GC272502@thinks.paulus.ozlabs.org> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235, 18.0.687 definitions=2020-09-02_02:2020-09-01, 2020-09-02 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 spamscore=0 suspectscore=0 clxscore=1015 lowpriorityscore=0 phishscore=0 malwarescore=0 mlxlogscore=999 impostorscore=0 adultscore=0 priorityscore=1501 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2009020042 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: christophe.leroy@c-s.fr, Ravi Bangoria , mikey@neuling.org, rogealve@br.ibm.com, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, npiggin@gmail.com, kvm-ppc@vger.kernel.org, linux-kselftest@vger.kernel.org, jniethe5@gmail.com, pedromfc@br.ibm.com, pbonzini@redhat.com, linuxppc-dev@lists.ozlabs.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Hi Paul, On 9/2/20 8:02 AM, Paul Mackerras wrote: > On Thu, Jul 23, 2020 at 03:50:51PM +0530, Ravi Bangoria wrote: >> Patch #1, #2 and #3 enables p10 2nd DAWR feature for Book3S kvm guest. DAWR >> is a hypervisor resource and thus H_SET_MODE hcall is used to set/unset it. >> A new case H_SET_MODE_RESOURCE_SET_DAWR1 is introduced in H_SET_MODE hcall >> for setting/unsetting 2nd DAWR. Also, new capability KVM_CAP_PPC_DAWR1 has >> been added to query 2nd DAWR support via kvm ioctl. >> >> This feature also needs to be enabled in Qemu to really use it. I'll reply >> link to qemu patches once I post them in qemu-devel mailing list. >> >> Patch #4, #5, #6 and #7 adds selftests to test 2nd DAWR. > > If/when you resubmit these patches, please split the KVM patches into > a separate series, since the KVM patches would go via my tree whereas > I expect the selftests/powerpc patches would go through Michael > Ellerman's tree. Sure. Will split it. Thanks, Ravi