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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 89DECC4345F for ; Thu, 25 Apr 2024 14:12:45 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id A2C246B0082; Thu, 25 Apr 2024 10:12:44 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 9DAFF6B0083; Thu, 25 Apr 2024 10:12:44 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 87BE86B0085; Thu, 25 Apr 2024 10:12:44 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0016.hostedemail.com [216.40.44.16]) by kanga.kvack.org (Postfix) with ESMTP id 63EF96B0082 for ; Thu, 25 Apr 2024 10:12:44 -0400 (EDT) Received: from smtpin05.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay06.hostedemail.com (Postfix) with ESMTP id B7DD8A0FF3 for ; Thu, 25 Apr 2024 14:12:43 +0000 (UTC) X-FDA: 82048245006.05.96958A7 Received: from mail-lj1-f174.google.com (mail-lj1-f174.google.com [209.85.208.174]) by imf30.hostedemail.com (Postfix) with ESMTP id 515D78000D for ; Thu, 25 Apr 2024 14:12:38 +0000 (UTC) Authentication-Results: imf30.hostedemail.com; dkim=pass header.d=linaro.org header.s=google header.b=vUD0Gozs; spf=pass (imf30.hostedemail.com: domain of dan.carpenter@linaro.org designates 209.85.208.174 as permitted sender) smtp.mailfrom=dan.carpenter@linaro.org; dmarc=pass (policy=none) header.from=linaro.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1714054358; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=zgj3m/Cw0cxG7wHpYlRihQfjnwxhhxsXHcabhCA3Erw=; b=et4BzwpFUAImV5I7kwWgwj42xbVUTtOHcl+abw/Z3CLbpRFkIY2GFCCcVfAvyGLMvGfvUV lmMek64CW5Hjkod4+VLUCib34o7sV0xL+9sAvu9pTdeMrHY8h0ENaGv2O+5LiQ6n98JYtE /hmmsIshMsXyI6m9ourPNx3jiKqPAYw= ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1714054358; a=rsa-sha256; cv=none; b=lEn15wRpiI2OhKF73f52v3jfRm8ufd6lBp7RKs8xda0L4vPAMZni1qWdXBeOqI7OIjOv/C JlZAVR6SRhABKB0CAM5k2RrJKfqfjqNKkLqfODVojo80xE/2pJCJ2iD2DbaZ6dvZh6qGOP SkR5KWLgHCSwLDXAf0wFBXZYQxjXhCM= ARC-Authentication-Results: i=1; imf30.hostedemail.com; dkim=pass header.d=linaro.org header.s=google header.b=vUD0Gozs; spf=pass (imf30.hostedemail.com: domain of dan.carpenter@linaro.org designates 209.85.208.174 as permitted sender) smtp.mailfrom=dan.carpenter@linaro.org; dmarc=pass (policy=none) header.from=linaro.org Received: by mail-lj1-f174.google.com with SMTP id 38308e7fff4ca-2ddc2ea2091so9815331fa.1 for ; Thu, 25 Apr 2024 07:12:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1714054356; x=1714659156; darn=kvack.org; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=zgj3m/Cw0cxG7wHpYlRihQfjnwxhhxsXHcabhCA3Erw=; b=vUD0GozsmncqLIrLlpiwyotUsq2j9ppW1SXcfUHO+wfxkuWuFB7xqpbzoyB2xmC+xi Efl1qK71mUC7avVaPKscbv5zIlsrCTJIvMgSOtj3vU99xdGbaHDVyYwI32FgAMrLinIc tmCPf6rNzjmoBe7mEdbkJSglHpzlKYLqYV0XH3h9U/mC2BYrJk4z9rNobnMevuuaPGj3 z7iIW9I3v+2LFRNot770EQK+AwG/I5L1cQVSJwT+Xq8kgcKQIrpaYsIUuRO6/+GABOJt OBenYVpteK0JanC8N+AF04/CGuOutbQyWztTrkbSQT4Wl794Tur8zCgmdpMngUF7D4t5 T/QA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1714054356; x=1714659156; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=zgj3m/Cw0cxG7wHpYlRihQfjnwxhhxsXHcabhCA3Erw=; b=tWUc5aR9FVlSUqgvRbiN8hnjqc+kEjCjDiJHumWEtDwCFreYHJD3rwGJy3wPmBNXQO dkIc+sTHXMEoPGVbhTpyvzajWookRN56/O2sgeEWuoOMFcjMbZq8lusY6JQfRlmKDOeq JvPU523ZXuz+EBs7dBcBcLr0/HrCgadqCa6WJ0nn+YTJ8abekkhmhrlf8dutBOHTYOkB wUNg/j5bZlnhbWCNWPUAN5XSOES4kJxTqtoVU3w/jkkqKOCRAkWmUl7yu2RDE0DDHFhX L9KPaRBnN7Qw3R4Hr7voz6mSUYHz4PwmgGOujqVs0r7A+ImfmAm106hP5b/xJtE+h1ob AjAw== X-Forwarded-Encrypted: i=1; AJvYcCWRhZO28wweynGt0NBIbxuoGZMnFaylYIYmsDhZKjfy+N0fT+WcRfubNcJuH3t2psSoJ5i1PRQKs85wNjRh9rQIwvY= X-Gm-Message-State: AOJu0YywkAczH6L1Tm32EIIpRg/t6ubvJ8pvNPdoUlivjoDanFgSoZfP 3dexjs+6ONTxLEuTEmOwBnO2CaEmz5thnC4zq1moydiZpawu2rNerNT88y6U9X4= X-Google-Smtp-Source: AGHT+IG4h73e/VD0OiMdGC2ljHdBFoL8+iSdydmC9vOMTBe1nYjTZzgcSwjFqh+dbSJpqsAZN+aRMQ== X-Received: by 2002:a2e:818a:0:b0:2de:4b8d:ee31 with SMTP id e10-20020a2e818a000000b002de4b8dee31mr3860645ljg.37.1714054356205; Thu, 25 Apr 2024 07:12:36 -0700 (PDT) Received: from localhost ([102.222.70.76]) by smtp.gmail.com with ESMTPSA id hg16-20020a05600c539000b0041aa8ad46d6sm10244618wmb.16.2024.04.25.07.12.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 25 Apr 2024 07:12:35 -0700 (PDT) Date: Thu, 25 Apr 2024 17:12:31 +0300 From: Dan Carpenter To: Sean Christopherson , Shuah Khan , Greg Kroah-Hartman Cc: Paolo Bonzini , Marc Zyngier , Oliver Upton , Huacai Chen , Michael Ellerman , Anup Patel , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexander Viro , Christian Brauner , "Matthew Wilcox (Oracle)" , Andrew Morton , kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Xiaoyao Li , Xu Yilun , Chao Peng , Fuad Tabba , Jarkko Sakkinen , Anish Moorthy , David Matlack , Yu Zhang , Isaku Yamahata , =?iso-8859-1?Q?Micka=EBl_Sala=FCn?= , Vlastimil Babka , Vishal Annapurve , Ackerley Tng , Maciej Szmigiero , David Hildenbrand , Quentin Perret , Michael Roth , Wang , Liam Merwick , Isaku Yamahata , "Kirill A . Shutemov" , Naresh Kamboju , Anders Roxell , Benjamin Copeland Subject: Re: [PATCH v13 25/35] KVM: selftests: Convert lib's mem regions to KVM_SET_USER_MEMORY_REGION2 Message-ID: <69ae0694-8ca3-402c-b864-99b500b24f5d@moroto.mountain> References: <20231027182217.3615211-1-seanjc@google.com> <20231027182217.3615211-26-seanjc@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20231027182217.3615211-26-seanjc@google.com> X-Stat-Signature: 7koqhf6hwcycm7riaeas8duzex8xrd86 X-Rspamd-Queue-Id: 515D78000D X-Rspamd-Server: rspam06 X-Rspam-User: X-HE-Tag: 1714054358-573255 X-HE-Meta: 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 En5phA2L 552rN1HalcTWlOGH+kx53wNK8VbZX7rJF+IUCoYEStopYlrYmRahKIdqitf7JRZyyiOhyktAgE2FBQwE6dOuAM5GaOSOJu6Tb2mvrsyN/pD1rZoWU0hOXbPe3X5bkoJ6uo8B+X8jHfsIZgWr18pYMRIVEoURWDuMT1GnXC0HtKmel8QH+O3ePqxpdNNwZ8UeqgiCjvFsDY5bq2/yO+YdZHYDW+sa1lpVx1flqL3KHYY04rEueAtUmb7LBp4Qj8NXOe0JefXO/DffNtH2dKzeg2AGmSZ2Cflwxq1eucF4YxDGZ2Qc+xl1v75WHNj1NQRo0+vwVvCK6gqno0ZuoUOlZzAWa4L3fxRstahYyFfuoNqGCKPw4fKJCAaj0vWV+NfqqlQNMkeqATxTP9CE+3kG3t95eg3knGFQCabQwAjItQL2+YsU= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Fri, Oct 27, 2023 at 11:22:07AM -0700, Sean Christopherson wrote: > Use KVM_SET_USER_MEMORY_REGION2 throughout KVM's selftests library so that > support for guest private memory can be added without needing an entirely > separate set of helpers. > > Note, this obviously makes selftests backwards-incompatible with older KVM ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ > versions from this point forward. ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Is there a way we could disable the tests on older kernels instead of making them fail? Check uname or something? There is probably a standard way to do this... It's these tests which fail. kvm_aarch32_id_regs kvm_access_tracking_perf_test kvm_arch_timer kvm_debug-exceptions kvm_demand_paging_test kvm_dirty_log_perf_test kvm_dirty_log_test kvm_guest_print_test kvm_hypercalls kvm_kvm_page_table_test kvm_memslot_modification_stress_test kvm_memslot_perf_test kvm_page_fault_test kvm_psci_test kvm_rseq_test kvm_smccc_filter kvm_steal_time kvm_vgic_init kvm_vgic_irq kvm_vpmu_counter_access regards, dan carpenter