From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-yw1-f201.google.com (mail-yw1-f201.google.com [209.85.128.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5C1B214B826 for ; Thu, 22 Feb 2024 19:06:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708628790; cv=none; b=ZpzNttRv0XlkCIhsD5nZ2cSnrka9krGyu8uZtSHvuXs8PtM72IFjMaEWy5bq18+ZRGzvBZmoBmobMKStqGslk67b210xrRAKLgKKeZf2e/C8bNXjUSLOnzebMKghwZ7TpmTl7CPE8XCnLweMaeBblx7KGfPXo4DHqZJ3y5P2jVk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708628790; c=relaxed/simple; bh=odNY7brJIrKGXbB0NYiJ5L+h7CgQvY8SV9Jl9b0OOjY=; h=Date:Mime-Version:Message-ID:Subject:From:To:Cc:Content-Type; b=XAsFj6ibnsBGaahMFFOpZk55jfiNNEF/OzFlnJwVdJjdsbbFc5pzlPwEOHc2WyoEUt6HNX6AozJrzY9EQFhKL+cr0hhmLrY57A43hbiPzrOZAcFXj12qd2NZnqD9Jt7t1m/5NZkFN9TYdjofHCW/Di4LyLj0sAyG5SwaTdCLWDg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--seanjc.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=wZn7f9Ul; arc=none smtp.client-ip=209.85.128.201 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--seanjc.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="wZn7f9Ul" Received: by mail-yw1-f201.google.com with SMTP id 00721157ae682-608835a1febso1122397b3.2 for ; Thu, 22 Feb 2024 11:06:16 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1708628775; x=1709233575; darn=vger.kernel.org; h=cc:to:from:subject:message-id:mime-version:date:reply-to:from:to:cc :subject:date:message-id:reply-to; bh=gezQaNgBY+02TfMTErrgdnbl2WvP4PLw6JtipxuzYjc=; b=wZn7f9Ulwa8lz+F9+JLUaDfFrwei/yIwTBvuUvoMq0d7YuJPdppEu9SwwJPVZI+Hhq na4d9CdagPsmZjkuOkCgcBj1jGBrfKN5T6PlCXmc8Nz8+gB0jGaCVzBDydhgkWFwHaBp qjeTmxyOtpfQ/XKXCFSXbmQH8KCjjQO8FGZZOfplVJIzOVOWpISJEnT3GBDpNS6bg6Fp vfe/8sbKlyfhMHUi1nzQbXxhW4uFusdUFySsbgpibajamP3O0vqcIk2eCRN6DV91PJt0 OgmURNpREm6RujMWlWR354cLHCsXxPCB6Hx5UQqJtNX7QioyeJdBp6f7iEi9AdkFpPUW x/GQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1708628775; x=1709233575; h=cc:to:from:subject:message-id:mime-version:date:reply-to :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=gezQaNgBY+02TfMTErrgdnbl2WvP4PLw6JtipxuzYjc=; b=kYGUt0w1MXobsdJn8MRfYpQ+X334rBRV/9/QbSufAhPBQXFgejJ1Inn4xFOU6kvadY FV2+h3IzyB1MBwskxzMrAPHn7qIZ6aVoc9nXS7KVibE4axdWDrWi2HtGDoa7a9AwnbPz w8aSrtSmxBzOMaJQsp88dgLJXR/iQ6/lIckHf83zPOauuPj8scfbqfvcmmPCC5khiTDT Ig+ep0lZYqFT9XPmor0A/bQEAPf2uukmWs3v3Bn24NhV6AdlC0BivL4SFAwWoa25jiHw 3M2GOX3ZJpfqtmUdvvoDLr7T52AwasRxyxwp8jvKZmL8P1mJfJ8NRpLX0Cf7QCkumIOC KpUg== X-Forwarded-Encrypted: i=1; AJvYcCXVhixsuPtALJx4K93ghFGcEY6nSLBGU5h0HpB3/My2mbZUZod3eIX461J+IO5CmZ4R3T/TsgZ10HGnayRwl1wpG2Y6Gzw/qpX+N2uR X-Gm-Message-State: AOJu0Yx+Hy6TtzPrg9a+JrrNuozgRqV7OZPC9qsSa/4M5hrFixEV0sGy egEpXz1bhu5zHhZXaX7mDILEJgvYVZKzdWRASpAx6zWvLFd0mCicjP0KlgP81IuLcBa0TcTIOh9 ECQ== X-Google-Smtp-Source: AGHT+IGCEmm+bR6WbX74vZG4JukfcdEsqNN2Vrq+SSgVOGsL202tIGvg4gu4PSMs3fYUVbQ0dpd+lDjh9PA= X-Received: from zagreus.c.googlers.com ([fda3:e722:ac3:cc00:7f:e700:c0a8:5c37]) (user=seanjc job=sendgmr) by 2002:a0d:eb44:0:b0:608:4e77:9397 with SMTP id u65-20020a0deb44000000b006084e779397mr10627ywe.2.1708628774709; Thu, 22 Feb 2024 11:06:14 -0800 (PST) Reply-To: Sean Christopherson Date: Thu, 22 Feb 2024 11:06:07 -0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 X-Mailer: git-send-email 2.44.0.rc0.258.g7320e95886-goog Message-ID: <20240222190612.2942589-1-seanjc@google.com> Subject: [PATCH 0/5] KVM: GUEST_MEMFD fixes/restrictions From: Sean Christopherson To: Paolo Bonzini , Sean Christopherson Cc: kvm@vger.kernel.org, linux-kernel@vger.kernel.org, Fuad Tabba , Michael Roth , Isaku Yamahata , Yu Zhang , Chao Peng Content-Type: text/plain; charset="UTF-8" A few minor-ish fixes related to GUEST_MEMFD that I am hoping to squeeze into 6.8 as the they affect KVM's ABI (especially patch 1). Sean Christopherson (5): KVM: Make KVM_MEM_GUEST_MEMFD mutually exclusive with KVM_MEM_READONLY KVM: x86: Update KVM_SW_PROTECTED_VM docs to make it clear they're a WIP KVM: x86/mmu: Restrict KVM_SW_PROTECTED_VM to the TDP MMU KVM: selftests: Create GUEST_MEMFD for relevant invalid flags testcases KVM: selftests: Add a testcase to verify GUEST_MEMFD and READONLY are exclusive Documentation/virt/kvm/api.rst | 5 +++++ arch/x86/kvm/Kconfig | 7 ++++--- arch/x86/kvm/x86.c | 2 +- tools/testing/selftests/kvm/set_memory_region_test.c | 12 +++++++++++- virt/kvm/kvm_main.c | 8 +++++++- 5 files changed, 28 insertions(+), 6 deletions(-) base-commit: 21dbc438dde69ff630b3264c54b94923ee9fcdcf -- 2.44.0.rc0.258.g7320e95886-goog