From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-ua1-f74.google.com (mail-ua1-f74.google.com [209.85.222.74]) (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 2FA2F15EFAF for ; Wed, 10 Jul 2024 23:42:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.222.74 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720654968; cv=none; b=V5rIT3MyqvMZxEdOKd6MiLIAlUag3u02JPNIRjrT3NE8TKZ5VWbPzeg5aPSCPBNaVKWW4A9URxW4Hzx9Coil1DKIwOAzCJSHOr5OqtD22eGZxPiOUMeDDPV/OYGJAZNrQIhidYIMCfI9cOcKrTlbA34nalLvxorbBTGLFjEdea0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720654968; c=relaxed/simple; bh=0X56a4gN8b7VQgThnVkXYUH34LPfOMnmnpB6+EHKoT8=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=lfkqlfWDV1BZtlaZkirxBZvOT+mHveicTgCUqvRdT+4na8UUujdSOtHmTap+hFSlE0E4r0LoXySwW83HDdLbNeEo0TqWcbObYzEy3aqoxzhm3/GUMUwqOj4FXHzAUpsgJvBP4ULQg3h6iLd4E5GzNsmknSyX4TN0g1KCctHyONg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--jthoughton.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=VqeDk7Ri; arc=none smtp.client-ip=209.85.222.74 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--jthoughton.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="VqeDk7Ri" Received: by mail-ua1-f74.google.com with SMTP id a1e0cc1a2514c-8101a565f21so75340241.3 for ; Wed, 10 Jul 2024 16:42:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1720654965; x=1721259765; darn=lists.linux.dev; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=TURU+uj4JjtASnposo8ch9F78eTbKidxkEMdeXOCkww=; b=VqeDk7RiKtJ0qslu1uwPlv4tJ2lro4+1U6xvjNX0Ahm9h7xEJkBbrSXgIxzzqzzzgq m3LVnMQDZE1bjWThdRdWh3IYO4LQcDuwlMROvWzrWZXGgrgz+vqx9GZigctJeTRUVf1g 8uNIc0ypRPGkFH/ztYksujVz6yiUxQM4QimrEZ3bsMw0cefdelcwEkTWndRhawQapPxW tHO20oCj33p4cTAqOF1WO+HM6mRBFxFl5pZ6AvbFGtjpqbdIQ3IpMg66TeoHMfrD6DSe TIVishODN4aYiItLuirgUOgLlYojsipHCqSccR45YwxFLL87fczoJ87RbmJUVH6jOTje 22Vg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1720654965; x=1721259765; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=TURU+uj4JjtASnposo8ch9F78eTbKidxkEMdeXOCkww=; b=kaiAbd9gYrtIHwer2TslJbe3FUc1CRdlrf82LuevwxfbYp5Bu+0CNGDuJ8rYkVX33H xXEqgaiaRsDJojGw/yaIdmRBmZvRY1a2tfF2CTAM/f6CVvlpRS4Z4fmGSgkikTgXJCqi K9OuqmS+k6lo69iQ0AJTm5Mtzzsej8j8iMGKRQGyblmKx7ISZYNXXwOfHePak6ZMFaBB 5E6xiUVBkhyaZKz8XBad3SmrhoZQH/9y0byn7oyBktd1ItBpoTOsol+0L0Iup2ugQkO4 bOWnDc43D6m/XXpMOfknu1evb+fL/t9nqxjZSYO3QxPKbJsFUqMsIlljQ3KH/BAc3LxK IyaQ== X-Forwarded-Encrypted: i=1; AJvYcCXyFTNQQi1mMlak8xpU4Ud/1q7i9HEFxyfbJBaL120zH7qx4Akvu5pWDA2c+PoriMjXMS5SWZvTAN2aDs9kGoDblFjLJfuk X-Gm-Message-State: AOJu0YzoeM33tSQeB2+DtHUEgLwKnBb8Do0J8leZeflDT9MVRglL54Er rqeMiRAnPmhWkh7tHGQ3lXmEw2PJxEx/0ojXqdv9BT/nuB6HIlzBQHeKoLJ0Coo8XjUVdjFJ3q3 4NTHL/FJkA3JdVkM46g== X-Google-Smtp-Source: AGHT+IHwjQCn8pz3/iqiomOrjrLQUXcW8j3Cmfdd9IBi0Npw4AjyC0JLSC59kn9LukO94PmnEj6ZVNwxW2iE6Npb X-Received: from jthoughton.c.googlers.com ([fda3:e722:ac3:cc00:14:4d90:c0a8:2a4f]) (user=jthoughton job=sendgmr) by 2002:a05:6102:2929:b0:48f:137a:78b2 with SMTP id ada2fe7eead31-490321d3690mr113577137.5.1720654965123; Wed, 10 Jul 2024 16:42:45 -0700 (PDT) Date: Wed, 10 Jul 2024 23:42:11 +0000 In-Reply-To: <20240710234222.2333120-1-jthoughton@google.com> Precedence: bulk X-Mailing-List: kvmarm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240710234222.2333120-1-jthoughton@google.com> X-Mailer: git-send-email 2.45.2.993.g49e7a77208-goog Message-ID: <20240710234222.2333120-8-jthoughton@google.com> Subject: [RFC PATCH 07/18] KVM: Provide attributes to kvm_arch_pre_set_memory_attributes From: James Houghton To: Paolo Bonzini Cc: Marc Zyngier , Oliver Upton , James Morse , Suzuki K Poulose , Zenghui Yu , Sean Christopherson , Shuah Khan , Peter Xu , Axel Rasmussen , David Matlack , James Houghton , kvm@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev Content-Type: text/plain; charset="UTF-8" This is needed so that architectures can do the right thing (including at least unmapping newly userfault-enabled gfns) when KVM Userfault is enabled for a particular range. Signed-off-by: James Houghton --- virt/kvm/kvm_main.c | 1 + 1 file changed, 1 insertion(+) diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index 840e02c75fe3..77eb9f0de02d 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -2514,6 +2514,7 @@ static int kvm_vm_set_mem_attributes(struct kvm *kvm, gfn_t start, gfn_t end, struct kvm_mmu_notifier_range pre_set_range = { .start = start, .end = end, + .arg.attributes = attributes, .handler = kvm_pre_set_memory_attributes, .on_lock = kvm_mmu_invalidate_begin, .flush_on_ret = true, -- 2.45.2.993.g49e7a77208-goog