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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 5BF87CD6E55 for ; Wed, 3 Jun 2026 11:05:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type:Cc:To:From: Subject:Message-ID:Mime-Version:Date:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=s2JIhr6kqeQn6ELJOtjE/E16B/iQOXIXCDrOzxfZKEc=; b=t8i3Gvzo9hM9az41pRd0pAw6s4 +Sz2yCrKfgs1U1YZpaevXRLaX0Hfj3ZTy/xc79uzogYl4v6YbbNRjFjC6X8mP62XIiCUim+VeJVbj jlGudSeuwjsrkVebVvYJbKwm95smkNKOCTSq/yuIFcESu/JMQtHZYY7vF65tsJewf30sbMfW5nZaU vfeZwUZ00gY1MVig91t6gdGYWqXgiaW/hyAxy30u8dAkk0VuABalcF1msiJcZnt+a+Lcr0XmkACJ5 zBnFskDpeCJ1t2E6yEtX2436e/Zvqvl+ceA6XpX3UwrvR7qAFnZdafYzgfg42fk7atcPLeclqrnS2 XMWXOIOg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wUjPi-0000000EsQP-25ch; Wed, 03 Jun 2026 11:05:34 +0000 Received: from mail-wm1-x34a.google.com ([2a00:1450:4864:20::34a]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wUjPg-0000000EsPS-1t3X for linux-arm-kernel@lists.infradead.org; Wed, 03 Jun 2026 11:05:33 +0000 Received: by mail-wm1-x34a.google.com with SMTP id 5b1f17b1804b1-490b56bf7bcso9565575e9.3 for ; Wed, 03 Jun 2026 04:05:30 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20251104; t=1780484730; x=1781089530; darn=lists.infradead.org; h=cc:to:from:subject:message-id:mime-version:date:from:to:cc:subject :date:message-id:reply-to; bh=s2JIhr6kqeQn6ELJOtjE/E16B/iQOXIXCDrOzxfZKEc=; b=EqEeYGOC8nWlVQfjZWEl8euB8em+znFVe47SGgNb0Afm0eBZPPU6uy7HwDhFRrfLsu VfqV/rbnVDByGZj8Aa3zlcsTg0eM127HAoXJEhozyk9U8JGuFcwN9sfIa9K9h8YXLEmH xa6G8WaPnkCi+Fc6dMbArklnnvyLfChzgFgzC3axZM2f9c5kQbIkhNk+BeRf02UyeLaz 5P5kjlWZB9h92pKBlVGNjLpEBW349tJyRgmJJxy51Vjw0e70RfOxGYZJ5cL9Y3495uH+ XTOq/dbtZp5rGqFynT1DkcAIBrgu4F9e1l8iJb26hxt7lLZsQqsOicm6UEvakMV2d3sB qU4w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1780484730; x=1781089530; h=cc:to:from:subject:message-id:mime-version:date:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=s2JIhr6kqeQn6ELJOtjE/E16B/iQOXIXCDrOzxfZKEc=; b=YbXRgzYSm1tml4sX4VZirRb9Bq4Z1B0v4aO+tDtg7EgNaICB/5/X4FnzpGdd9TLJdU 3CNciM3nmOyNpW8UjyBOog253Fd7NT0raYIsD0NarmiWqtfdyiSRmH6L5FHpXl1PNKJg ppDAS7+wEO4+ErYie1Gm1RePGYfuxOQzGR50PCVl1108YUa8QsC3J9JD1ltGLu3m5wPT mcp9mfrEIDQSzQOctgBme5QKtiMolaWouH9usH23jdbJNAoLGrNvuVboxx3NVnpwRQWJ jFB6vAF23wd0sNTJnOnGkZLMzl2OHAt/MSofaiA3MsBLh5eZKJNGzlW+qJAna4PqA0I2 81nQ== X-Gm-Message-State: AOJu0Yx/jfAgwbEuOy7gqc+ekBGDaXh5NqiTsUxR1GDEQQNOj7iIQMSo jAtE2nnXuyib6JNY9CDVry9mp/aKuJ4lsRo10Qoesu7IILHSK8lanHfc/qAUB5tXPzrgaTjVlXz mK/ohmBNqu2Jrxgsuic+5XE2M12A3MTHPMKcdZXAOClhVP0wQhJRi8NAWK71ZFiMAu9V0nYFfXN XgV9+76+uPpbydUMkc9B3HyZ763TewctTk77OltUqnPyqXNvi6VPkonnOmsXO9BQfHyg== X-Received: from wmbjd23.prod.google.com ([2002:a05:600c:68d7:b0:490:af61:3390]) (user=smostafa job=prod-delivery.src-stubby-dispatcher) by 2002:a05:600c:8a16:20b0:490:6869:7d8b with SMTP id 5b1f17b1804b1-490b5e8f064mr34662755e9.15.1780484729649; Wed, 03 Jun 2026 04:05:29 -0700 (PDT) Date: Wed, 3 Jun 2026 11:05:19 +0000 Mime-Version: 1.0 X-Mailer: git-send-email 2.54.0.1032.g2f8565e1d1-goog Message-ID: <20260603110522.3331819-1-smostafa@google.com> Subject: [PATCH 0/3] arm64/coco: Convert pKVM to a CC platform From: Mostafa Saleh To: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: akpm@linux-foundation.org, catalin.marinas@arm.com, will@kernel.org, rppt@kernel.org, maz@kernel.org, aneesh.kumar@kernel.org, Mostafa Saleh Content-Type: text/plain; charset="UTF-8" X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260603_040532_501787_637D788E X-CRM114-Status: GOOD ( 10.14 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The goal of series is to convert pKVM as a CC platform similar to ARM CCA, that makes CC guests consistently discovered which avoid breaking it by the ongoing DMA rework [1] The first patch is a minor clean up I noticed while reading the code. And the second patch is a bug fix found by Sashiko. The third patch is the main one. [1]https://lore.kernel.org/all/20260522042815.370873-1-aneesh.kumar@kernel.org/ Mostafa Saleh (3): arm64/mm: Simplify SWIOTLB setup in arch_mm_preinit() drivers/virt: pkvm: Fix end calculation in mmio_guard_ioremap_hook() arm64/coco: Add pKVM as a CC platform arch/arm64/include/asm/hypervisor.h | 13 ++++++++++ arch/arm64/include/asm/mem_encrypt.h | 3 ++- arch/arm64/kernel/rsi.c | 12 --------- arch/arm64/mm/init.c | 26 +++++++++++++------ drivers/virt/coco/pkvm-guest/arm-pkvm-guest.c | 5 +++- 5 files changed, 37 insertions(+), 22 deletions(-) -- 2.54.0.1032.g2f8565e1d1-goog