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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id F3360C433EF for ; Tue, 19 Oct 2021 12:13:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D57186135E for ; Tue, 19 Oct 2021 12:13:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235674AbhJSMPu (ORCPT ); Tue, 19 Oct 2021 08:15:50 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33248 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235624AbhJSMPd (ORCPT ); Tue, 19 Oct 2021 08:15:33 -0400 Received: from mail-ed1-x549.google.com (mail-ed1-x549.google.com [IPv6:2a00:1450:4864:20::549]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0B0B8C06161C for ; Tue, 19 Oct 2021 05:13:20 -0700 (PDT) Received: by mail-ed1-x549.google.com with SMTP id c25-20020a056402143900b003dc19782ea8so13916152edx.3 for ; Tue, 19 Oct 2021 05:13:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=date:in-reply-to:message-id:mime-version:references:subject:from:to :cc; bh=Xom4QB7AOMzMrKQIokAKkuFuVfZT5vZhj8rSYX3sNOQ=; b=UEBfi9pZv9JWQ9n6/h/iOXEYKZp+KAlUh2DKJbB4tCbbbpQt6Q9qFpuPdsiYcGSHx4 LX6u3LKvK+ZLLiBEXefMFZZuJL/m57dP0wNf92XMwUS2Vc4dHj+r3kRAM+CL+lqpMimX 354GwtJhsJ/BwC6r/0XdfiJNr9uoaPCzbdcNTOih4LRbc2iBl63nuNe9XPomDGTu4R52 5h9hahfNMP9P3o1jfQpOzoMJ43rFPXjB2Uz7vART5kBtHnDArZemdhxKKysPgIU8UxyD IXWd2hd/An+PUfJ97+ttKWnIHwUIuxY1/PzKFQseQtOWrSYNG0vc08yZilX4NoOhQn46 fInA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=Xom4QB7AOMzMrKQIokAKkuFuVfZT5vZhj8rSYX3sNOQ=; b=NuwNQV4LLch89O01DXGCauebw7LxivT2RacskdkKRHSiPLOZ4aSSqeX2dgo9fHmHVZ xM+gGWrEgMt4xDES1rjA7KK5X9aDiIsXz2tcv50eVkNvz8KVcmiUwQK55xlc3mssphgP MYF/zeTrEJLhc0G3UF58C3KBL6lr2zY7LCJBGPFMXDvhSXTxxgyFMbj5QyhhkIlz04Uh L1UXn6nDgmXRilAfvRse+xWsT+xX9kdqZbk2xeZ89EJRPjktJ91iFUazUptnDoANKA/l FAScoW9X1Bt6hMfGsEe8myEJjw0vEcpSYv88P5wOOWvFLPONEOTNAHlJhDEpgUxcl3O9 SXnQ== X-Gm-Message-State: AOAM533+dALwltYdwD8i+gtFAqdQLlSQTI1M7LDdQu0BnIwJCJkAQELY B+fYY73IGCvhoyU3ccaNCTo/1yCgLSqc X-Google-Smtp-Source: ABdhPJxpv/+Qrz1w29XpbnCupLR0QNbk4QaH0nM4qXe1dCgEnX/Y+92sdhWJIqq0OnYUXAbOKpiNqDTYPy5k X-Received: from luke.lon.corp.google.com ([2a00:79e0:d:210:59ca:401f:83a8:de6d]) (user=qperret job=sendgmr) by 2002:aa7:dbcf:: with SMTP id v15mr53721659edt.243.1634645598342; Tue, 19 Oct 2021 05:13:18 -0700 (PDT) Date: Tue, 19 Oct 2021 13:12:54 +0100 In-Reply-To: <20211019121304.2732332-1-qperret@google.com> Message-Id: <20211019121304.2732332-6-qperret@google.com> Mime-Version: 1.0 References: <20211019121304.2732332-1-qperret@google.com> X-Mailer: git-send-email 2.33.0.1079.g6e70778dc9-goog Subject: [PATCH v2 05/15] KVM: arm64: Hook up ->page_count() for hypervisor stage-1 page-table From: Quentin Perret To: Marc Zyngier , James Morse , Alexandru Elisei , Suzuki K Poulose , Catalin Marinas , Will Deacon , Fuad Tabba , David Brazdil , Andrew Walbran Cc: linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, linux-kernel@vger.kernel.org, kernel-team@android.com, qperret@google.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Will Deacon kvm_pgtable_hyp_unmap() relies on the ->page_count() function callback being provided by the memory-management operations for the page-table. Wire up this callback for the hypervisor stage-1 page-table. Signed-off-by: Will Deacon Signed-off-by: Quentin Perret --- arch/arm64/kvm/hyp/nvhe/setup.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/kvm/hyp/nvhe/setup.c b/arch/arm64/kvm/hyp/nvhe/setup.c index 9e5c92237a51..56343b1bb3a9 100644 --- a/arch/arm64/kvm/hyp/nvhe/setup.c +++ b/arch/arm64/kvm/hyp/nvhe/setup.c @@ -247,6 +247,7 @@ void __noreturn __pkvm_init_finalise(void) .virt_to_phys = hyp_virt_to_phys, .get_page = hpool_get_page, .put_page = hpool_put_page, + .page_count = hyp_page_count, }; pkvm_pgtable.mm_ops = &pkvm_pgtable_mm_ops; -- 2.33.0.1079.g6e70778dc9-goog