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 X-Spam-Level: X-Spam-Status: No, score=-26.3 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT,USER_IN_DEF_DKIM_WL autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 54EF7C433E0 for ; Tue, 2 Mar 2021 17:12:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 26A0464F2B for ; Tue, 2 Mar 2021 17:12:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1349574AbhCBRAO (ORCPT ); Tue, 2 Mar 2021 12:00:14 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45064 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1384502AbhCBPFT (ORCPT ); Tue, 2 Mar 2021 10:05:19 -0500 Received: from mail-wr1-x44a.google.com (mail-wr1-x44a.google.com [IPv6:2a00:1450:4864:20::44a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A0EAAC061D7F for ; Tue, 2 Mar 2021 07:00:32 -0800 (PST) Received: by mail-wr1-x44a.google.com with SMTP id g5so11176641wrd.22 for ; Tue, 02 Mar 2021 07:00:32 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=sender:date:in-reply-to:message-id:mime-version:references:subject :from:to:cc; bh=twje/T88dKdujyu/Ipi7uGGbAfwKvVyGbqSSEkcY7iA=; b=h3Auuv0gx9w0uL2JejVSJYcj+FN0Xhi6lI9t1VRPl88R9mO9oGEu3dwGf1lxzcNigU pb7GHhkBl5+LSyCDcns3NnUnbBEzGjihkEgB3NuB1WUfpkovjjgoD1wLlCyaw7a2FAzM 29nnxhE3yIYM9mfy3/brP5+xqxG78O0uvZzH9spB/5Xaqhy0K9l6oIN3dAkt8HS9unYe cJSuE1ohG6VZw+l7HWUPmoEy3/b1EPuCPG4Lon8j/wC/fVSMwrEdkqkEVg5Mcc/wWAU0 Q9ZGG7OBUqJ+sWmtLWqyWoMOkrOIwWF+xvd311ON5vNOd3iU6HnxXKcyf3xcKnxcGhGr s9ww== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=twje/T88dKdujyu/Ipi7uGGbAfwKvVyGbqSSEkcY7iA=; b=BZTmLpR0w5CXJ4poUj2IxjoUQ9vLXiD4+ohv2+kdUOFyCknBGXwUKURczd5t0hDXG9 TjhDA12BaOMuXADwDPmJlxnPnI7v5IGDKIapTOJmyMsoFZ307du8jqwgVR/ObictyK6R wObvTWSl9o7tcfHudS2lMvnTmE2TsgorxSNSQcb95s6YD+kfCjmMGyGvaOvc64jNXyov hn4kr9cuZwYLF+npS99Vfy8lVwg9tuHwQvhLZe6IlGTie/zW1H7MUH4pUuxTlJqJXes1 tMrgqXDZRTUcBWcXoIIZ57KvZnTAE7pKtExVfX59BtpJavx51oNq8aMFH5avKcF98kF6 NFgg== X-Gm-Message-State: AOAM531n92N8/+QqV0cjj+HHI5DVpIcunsBs1mwVSvFlBpS3pwS5fjJn q8LmH+nsecj6L1y/q+8eacpGHTgWjpaE X-Google-Smtp-Source: ABdhPJwQwv/y/Y1CqtU5mX7QFPielulT4k9vdUFWl45cr8FFafLXMgEO9ymMubzKsO1L14g5Q1NqlrmfyD6Z Sender: "qperret via sendgmr" X-Received: from r2d2-qp.c.googlers.com ([fda3:e722:ac3:10:28:9cb1:c0a8:1652]) (user=qperret job=sendgmr) by 2002:a1c:de05:: with SMTP id v5mr744456wmg.25.1614697231398; Tue, 02 Mar 2021 07:00:31 -0800 (PST) Date: Tue, 2 Mar 2021 14:59:41 +0000 In-Reply-To: <20210302150002.3685113-1-qperret@google.com> Message-Id: <20210302150002.3685113-12-qperret@google.com> Mime-Version: 1.0 References: <20210302150002.3685113-1-qperret@google.com> X-Mailer: git-send-email 2.30.1.766.gb4fecdf3b7-goog Subject: [PATCH v3 11/32] KVM: arm64: Stub CONFIG_DEBUG_LIST at Hyp From: Quentin Perret To: catalin.marinas@arm.com, will@kernel.org, maz@kernel.org, james.morse@arm.com, julien.thierry.kdev@gmail.com, suzuki.poulose@arm.com Cc: android-kvm@google.com, linux-kernel@vger.kernel.org, kernel-team@android.com, kvmarm@lists.cs.columbia.edu, linux-arm-kernel@lists.infradead.org, tabba@google.com, mark.rutland@arm.com, dbrazdil@google.com, mate.toth-pal@arm.com, seanjc@google.com, qperret@google.com, robh+dt@kernel.org Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org In order to use the kernel list library at EL2, introduce stubs for the CONFIG_DEBUG_LIST out-of-lines calls. Signed-off-by: Quentin Perret --- arch/arm64/kvm/hyp/nvhe/Makefile | 2 +- arch/arm64/kvm/hyp/nvhe/stub.c | 22 ++++++++++++++++++++++ 2 files changed, 23 insertions(+), 1 deletion(-) create mode 100644 arch/arm64/kvm/hyp/nvhe/stub.c diff --git a/arch/arm64/kvm/hyp/nvhe/Makefile b/arch/arm64/kvm/hyp/nvhe/Makefile index 24ff99e2eac5..144da72ad510 100644 --- a/arch/arm64/kvm/hyp/nvhe/Makefile +++ b/arch/arm64/kvm/hyp/nvhe/Makefile @@ -13,7 +13,7 @@ lib-objs := clear_page.o copy_page.o memcpy.o memset.o lib-objs := $(addprefix ../../../lib/, $(lib-objs)) obj-y := timer-sr.o sysreg-sr.o debug-sr.o switch.o tlb.o hyp-init.o host.o \ - hyp-main.o hyp-smp.o psci-relay.o early_alloc.o + hyp-main.o hyp-smp.o psci-relay.o early_alloc.o stub.o obj-y += ../vgic-v3-sr.o ../aarch32.o ../vgic-v2-cpuif-proxy.o ../entry.o \ ../fpsimd.o ../hyp-entry.o ../exception.o obj-y += $(lib-objs) diff --git a/arch/arm64/kvm/hyp/nvhe/stub.c b/arch/arm64/kvm/hyp/nvhe/stub.c new file mode 100644 index 000000000000..c0aa6bbfd79d --- /dev/null +++ b/arch/arm64/kvm/hyp/nvhe/stub.c @@ -0,0 +1,22 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Stubs for out-of-line function calls caused by re-using kernel + * infrastructure at EL2. + * + * Copyright (C) 2020 - Google LLC + */ + +#include + +#ifdef CONFIG_DEBUG_LIST +bool __list_add_valid(struct list_head *new, struct list_head *prev, + struct list_head *next) +{ + return true; +} + +bool __list_del_entry_valid(struct list_head *entry) +{ + return true; +} +#endif -- 2.30.1.766.gb4fecdf3b7-goog