Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
From:   "Wang, Wei W" <wei.w.wang@intel.com>
To:     "Christopherson,, Sean" <seanjc@google.com>
CC:     "pbonzini@redhat.com" <pbonzini@redhat.com>,
        "dmatlack@google.com" <dmatlack@google.com>,
        "vipinsh@google.com" <vipinsh@google.com>,
        "ajones@ventanamicro.com" <ajones@ventanamicro.com>,
        "eric.auger@redhat.com" <eric.auger@redhat.com>,
        "kvm@vger.kernel.org" <kvm@vger.kernel.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: RE: [PATCH v1 01/18] KVM: selftests/kvm_util: use array of pointers
 to maintain vcpus in kvm_vm
Thread-Topic: [PATCH v1 01/18] KVM: selftests/kvm_util: use array of pointers
 to maintain vcpus in kvm_vm
Thread-Index: AQHY55ylKGIU2b/Czky3MagHOAXjm64hW4iAgAB9rdCAAIjHgIAAqpCA
Date:   Fri, 28 Oct 2022 02:13:47 +0000
Message-ID: <DS0PR11MB63735816188919680E100046DC329@DS0PR11MB6373.namprd11.prod.outlook.com>
References: <20221024113445.1022147-1-wei.w.wang@intel.com>
 <20221024113445.1022147-2-wei.w.wang@intel.com> <Y1nHL5BUoWPqUtt9@google.com>
 <DS0PR11MB6373E471C1378CBEEBD40A82DC339@DS0PR11MB6373.namprd11.prod.outlook.com>
 <Y1qjWZ8Lpveyky9m@google.com>
In-Reply-To: <Y1qjWZ8Lpveyky9m@google.com>
Accept-Language: en-US
Content-Language: en-US
dlp-product: dlpe-windows
dlp-reaction: no-action
dlp-version: 11.6.500.17
x-ms-exchange-antispam-messagedata-chunkcount: 1
x-ms-exchange-antispam-messagedata-0: =?us-ascii?Q?BjbzZFQHbHUHXQZl68dIgq8dgxqksSS0MDgKafF+V+GelAwXi3seUJ+mUf9g?=
 =?us-ascii?Q?LLGwk60ROalyRIewK3ROWsPSw1cTEpnSvV9CE1/kYp7MgRX0d//2z4zMDdQW?=
 =?us-ascii?Q?ACKz63njnauqC4LTL7zGHHyPAutfKkIPbpmu2hLA2eNZ2b0fDro24hol7MEg?=
 =?us-ascii?Q?eCi4Syi4WSU8O6m/KS28ds0hRCOuGQTreULH0SwrzcbmIhOhWJtHAi9wSf/x?=
 =?us-ascii?Q?WCdhOw5JOmEXVcpzeap02ZAvB8y/Sv3yLCZnC9UyL2xxisGxt30ZCeJednGV?=
 =?us-ascii?Q?lsz2UMnKbn7l2ySYX4aYkfyiVTwXV5L1yeIzZ9/G5Z85+dpMewJgHuKcYqBy?=
 =?us-ascii?Q?rErx4jAj0RWBycQCrf6ZoLQyhaE4CnuToHdXAQ3a1it/+XcK/VJ8f7ZRYGyq?=
 =?us-ascii?Q?App7iN9UIhMu4OZKMq4kMdw0BiQfEi2W6KmKmp7dURFP2m0sL6vfmk09q77S?=
 =?us-ascii?Q?ytYC0sUd7Ts5BwEhN27z7wzeIsKX0ouRN4MN53UxUuoGanb98+pqLQbzTaTQ?=
 =?us-ascii?Q?hGz8LwHtMihq0ErvcY389LXsV8qQYvb5v/lxkIapCafjx9hDMW+udXDBpI1B?=
 =?us-ascii?Q?1Z1EgVF6hQHB3OlKL/BPdFXzrQhdlJ5gK7h6yC9xKSS0uMpzrpF3h3yGfJ8X?=
 =?us-ascii?Q?PjTuwAl+M79FTW8wqd1MtJ0rc2mEAQvjRwX874v7YRRW5XIzgPKnFAEzDZVu?=
 =?us-ascii?Q?rcFVybRXtZrx3MMY/Y3V5ViuPdO9zsppXioRUZRriqxW6Hg1TqNYWkeKm6gX?=
 =?us-ascii?Q?iKBQ+gArXwBjgFw1fOhpkGztQuG7LO6FPuk4v4Gu4fSVgIesrPmM9StuZl+c?=
 =?us-ascii?Q?VgJdKa1MTJoV4OmpKI4DwBaiqvXgBtBcYdQx7Z2+yG7Y15cpE1g/31jW7MA2?=
 =?us-ascii?Q?qLBc6+CCv5E2E4jS9NgOKAx2D7yqh+nx/GLe85tqJdrQp04MOjAQGW5z3zmR?=
 =?us-ascii?Q?uRVTF57j+ohOjGk/UlbRy4MDte0XQIm9Ebl++U3mgfwdWWOTUdiJE6peTrlv?=
 =?us-ascii?Q?ckyxzRW4kIdHdFUruES01Wk9lM7V4FmR0udmgXPZ12r3pKVs7zFv0uDiWxkP?=
 =?us-ascii?Q?aw7/ST0Bq8bkfzST0JeKhMnk84v3XOKeQQd/aEhG+En1TnzdDIVDDF1/f+O8?=
 =?us-ascii?Q?1I2OtWEMnyNns334yMABUBe/paiWSL7zDH67WLZPKF1tajrc5qV0zBtf1qlL?=
 =?us-ascii?Q?36jmRv6tS8PYLGhdjIF/V8iN59gKcC71hUJTN+SD7n9r8HnDhvNy6i78hnhz?=
 =?us-ascii?Q?IIy62l9sFORa0IbxasQHXq1BmQGJJXuY7lqKOBRVIOCufS3Tkw8VIHvlVXPc?=
 =?us-ascii?Q?FSi2AY0E2V8UikTv6qutySBUASJxxTH7MCb6RrWGTDjwPaH5F/qB/ryvruao?=
 =?us-ascii?Q?CPa5mHNJCvOooU31COtuU0TLnRMccyzBdGLGLkbouEEiXvblUc4kVeJqxm2D?=
 =?us-ascii?Q?urT13P9WcLdfWJ2LdL5oOjV1Nekk/GsnsqsZ+7eop67CnEXs4bKipDs1RUCg?=
 =?us-ascii?Q?kU7YfNZ5j9oqzDo6HXpS4njnpdiaYWEqS1N3LGW5Y8bgt2l/KbV4/ReB7E5K?=
 =?us-ascii?Q?HUzosEzHwOTMRTTvgnh+LHVjP6n7xU/fVAKPxnNQ?=
Content-Type: text/plain; charset="us-ascii"
Content-Transfer-Encoding: quoted-printable
MIME-Version: 1.0
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-AuthSource: DS0PR11MB6373.namprd11.prod.outlook.com
X-MS-Exchange-CrossTenant-Network-Message-Id: 4795439a-873b-4e13-1b44-08dab88a0c37
X-MS-Exchange-CrossTenant-originalarrivaltime: 28 Oct 2022 02:13:47.6125
 (UTC)
X-MS-Exchange-CrossTenant-fromentityheader: Hosted
X-MS-Exchange-CrossTenant-id: 46c98d88-e344-4ed4-8496-4ed7712e255d
X-MS-Exchange-CrossTenant-mailboxtype: HOSTED
X-MS-Exchange-CrossTenant-userprincipalname: nRADm+5HycFlc6LxHqMw7QRmTU2JQUlshFVnSFu+2XzDSXvgDRh77XUj1IVZpcr4XOwSrQd5uvoqitBOHWx0Fg==
X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA1PR11MB6241
X-OriginatorOrg: intel.com
X-Spam-Status: No, score=-2.6 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH,
        DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,
        SPF_NONE autolearn=ham autolearn_force=no version=3.4.6
X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on
        lindbergh.monkeyblade.net
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

On Thursday, October 27, 2022 11:27 PM, Sean Christopherson wrote:
> Yeah, just allocate the max for now, though the array still needs to be
> dynamically allocated based on the actual maximum number of vCPUs.  Oh, d=
uh,
> we can do the easy thing and just bump KVM_MAX_VCPUS to 1024 to match
> KVM.  And then assert that
> kvm_check_cap(KVM_CAP_MAX_VCPUS) =3D=3D KVM_CAP_MAX_VCPUS in
> kvm_create_max_vcpus.c.

Right. I thought about the same thing, we should update KVM_MAX_VCPUS anywa=
y.