From patchwork Thu Nov 28 00:55:45 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sean Christopherson X-Patchwork-Id: 13887507 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 3D759D6D251 for ; Thu, 28 Nov 2024 01:10:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Reply-To:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type:Cc:To: From:Subject:Message-ID:References:Mime-Version:In-Reply-To:Date: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=XhuytzFJxmZiXnZr+Cx3gH9LsZh3rYTr1gj7XdrVAQ0=; b=1IxeCzj7xETOzqD7a/nQMGZ0FS mqAjishI8T+KfpzyLNyilhQ5Tsr8o+Eb+V3nLAOvUFe0106KW8ijeaYolrTvCJ+DdG+jqNm/Loq+T BsXXN34ZDO4awiz/KF2NocPlqs3w7gkKklJpVpLsho5XBGl9xzlQ4k71SPtz70SrdEzkaJQ969cVq 1jmyC61j4TRTXA3sWC/12SiG917peCWfRiLUO+UU2jJXiJ9rX8gy9rdPociA6YhmHmNjE95CLC5O0 Vzhum7+sa50H8FPr0thVjzL0lj3qrwma76xnPybr/rA/R3Iy6xa/+Y5MT/Nvj6pg7/2G8LM9vP0yE VcZay9cA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tGT2Z-0000000EPRb-2DfQ; Thu, 28 Nov 2024 01:09:55 +0000 Received: from mail-pj1-x1049.google.com ([2607:f8b0:4864:20::1049]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tGSpL-0000000EM32-1tJP for linux-arm-kernel@lists.infradead.org; Thu, 28 Nov 2024 00:56:17 +0000 Received: by mail-pj1-x1049.google.com with SMTP id 98e67ed59e1d1-2ee0c9962daso321864a91.2 for ; Wed, 27 Nov 2024 16:56:14 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1732755374; x=1733360174; darn=lists.infradead.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:reply-to:from:to:cc:subject:date:message-id:reply-to; bh=XhuytzFJxmZiXnZr+Cx3gH9LsZh3rYTr1gj7XdrVAQ0=; b=PAbtgkXr9C8USSaBgcwXc0lLcURbsX302nE5fWdRxO0bkdKCGK/7mP66faEN8O6HYl uDfZbHBiBSBd4v0bnDkplBmiPncjPgjLZSd176ZCFxK05I/fmek3E0BtR+uzXLegY5RD 3fP8agadzlMfGB2b8uiHSD41IKt6Ojq/ufPzrUXHBO5xx3g5zy/6+sODylaZYhVlf17y uXOuGvmE0lOPxZb77vuOsPmMckRTs2GFwwC0v2i+Gg1yEgBcv1F4LMDyGOPlMrA7SVap YP9R3ovumMAahfw5buanwDwQFi3RD/40G19o9OzQ4XHV/OU9RHDQ5i8uSjtFa6ArX9nA j6Pg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1732755374; x=1733360174; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:reply-to:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=XhuytzFJxmZiXnZr+Cx3gH9LsZh3rYTr1gj7XdrVAQ0=; b=stN2I3HqakhCMTNohD/t+UGR3fjgB0Oakvm56xKWmAUCR/nzAjGNhLr+ZQe/nzKsbT 0GUTL9k8CTl0l2omEy0OoPFwvMz6ZzC+2w3qs6cgMOe2LlarVJNjdIeUFwSsJtHKbrcA v3MBevP4ryhA6OU3MCCpSvFUi9l5HpTpvGeaDe0H/uNl0UFN/I+m8/K80r3GPKOo0OUL CL2qJ/CwlUcxxsL/cZCQ7cZdxiAN5Y8AQMdfhslXQiazQuHJDDUfn1/NUTBxulGy0Y7j 1t5BdUHCek5XCZ7zZlReiqLEdfBN1wdHv7druFwZ95W1ZIs+QcOkpXpTi33mty+lGM2B wFAw== X-Gm-Message-State: AOJu0YzAzctYTMu5Wswg0eCQjE5chJ000Rg/GY3jPYzgynLQbY5vWRDz 96LtfLCIyCgldBJwQ79VIa8mnFLp6fSpSDlTe+1sm5nK0V1J+UsVfsckYZ/TZwB+RQza9Ne2RZ8 Mcw== X-Google-Smtp-Source: AGHT+IHUy8OzdApyttdItTpAg4xwFUeu4Y/zt4zaa/RhFSwTqk6FRmwhgtP56GKbkbL+lyHu8tVo76OXOsg= X-Received: from pjbsn5.prod.google.com ([2002:a17:90b:2e85:b0:2da:5868:311c]) (user=seanjc job=prod-delivery.src-stubby-dispatcher) by 2002:a17:90b:3a8c:b0:2eb:12df:caab with SMTP id 98e67ed59e1d1-2ee08ecd80dmr6738243a91.17.1732755374247; Wed, 27 Nov 2024 16:56:14 -0800 (PST) Date: Wed, 27 Nov 2024 16:55:45 -0800 In-Reply-To: <20241128005547.4077116-1-seanjc@google.com> Mime-Version: 1.0 References: <20241128005547.4077116-1-seanjc@google.com> X-Mailer: git-send-email 2.47.0.338.g60cca15819-goog Message-ID: <20241128005547.4077116-15-seanjc@google.com> Subject: [PATCH v4 14/16] KVM: selftests: Provide empty 'all' and 'clean' targets for unsupported ARCHs From: Sean Christopherson To: Marc Zyngier , Oliver Upton , Anup Patel , Paul Walmsley , Palmer Dabbelt , Albert Ou , Paolo Bonzini , Christian Borntraeger , Janosch Frank , Claudio Imbrenda , Sean Christopherson Cc: linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, Andrew Jones , James Houghton , Muhammad Usama Anjum X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241127_165615_513677_5C8B6977 X-CRM114-Status: GOOD ( 12.04 ) 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: , Reply-To: Sean Christopherson Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Provide empty targets for KVM selftests if the target architecture is unsupported to make it obvious which architectures are supported, and so that various side effects don't fail and/or do weird things, e.g. as is, "mkdir -p $(sort $(dir $(TEST_GEN_PROGS)))" fails due to a missing operand, and conversely, "$(shell mkdir -p $(sort $(OUTPUT)/$(ARCH_DIR) ..." will create an empty, useless directory for the unsupported architecture. Move the guts of the Makefile to Makefile.kvm so that it's easier to see that the if-statement effectively guards all of KVM selftests. Reported-by: Muhammad Usama Anjum Signed-off-by: Sean Christopherson Acked-by: Muhammad Usama Anjum Acked-by: Andrew Jones --- tools/testing/selftests/kvm/.gitignore | 1 + tools/testing/selftests/kvm/Makefile | 336 +---------------------- tools/testing/selftests/kvm/Makefile.kvm | 334 ++++++++++++++++++++++ 3 files changed, 340 insertions(+), 331 deletions(-) create mode 100644 tools/testing/selftests/kvm/Makefile.kvm diff --git a/tools/testing/selftests/kvm/.gitignore b/tools/testing/selftests/kvm/.gitignore index 7f57abf936e7..1d41a046a7bf 100644 --- a/tools/testing/selftests/kvm/.gitignore +++ b/tools/testing/selftests/kvm/.gitignore @@ -9,3 +9,4 @@ !config !settings !Makefile +!Makefile.kvm \ No newline at end of file diff --git a/tools/testing/selftests/kvm/Makefile b/tools/testing/selftests/kvm/Makefile index c59a337cd4da..7b33464bf8cc 100644 --- a/tools/testing/selftests/kvm/Makefile +++ b/tools/testing/selftests/kvm/Makefile @@ -1,12 +1,9 @@ # SPDX-License-Identifier: GPL-2.0-only -include ../../../build/Build.include - -all: - top_srcdir = ../../../.. include $(top_srcdir)/scripts/subarch.include ARCH ?= $(SUBARCH) +ifeq ($(ARCH),$(filter $(ARCH),arm64 s390 riscv x86 x86_64)) ifeq ($(ARCH),x86) ARCH_DIR := x86_64 else ifeq ($(ARCH),arm64) @@ -17,332 +14,9 @@ else ARCH_DIR := $(ARCH) endif -LIBKVM += lib/assert.c -LIBKVM += lib/elf.c -LIBKVM += lib/guest_modes.c -LIBKVM += lib/io.c -LIBKVM += lib/kvm_util.c -LIBKVM += lib/memstress.c -LIBKVM += lib/guest_sprintf.c -LIBKVM += lib/rbtree.c -LIBKVM += lib/sparsebit.c -LIBKVM += lib/test_util.c -LIBKVM += lib/ucall_common.c -LIBKVM += lib/userfaultfd_util.c - -LIBKVM_STRING += lib/string_override.c - -LIBKVM_x86_64 += lib/x86_64/apic.c -LIBKVM_x86_64 += lib/x86_64/handlers.S -LIBKVM_x86_64 += lib/x86_64/hyperv.c -LIBKVM_x86_64 += lib/x86_64/memstress.c -LIBKVM_x86_64 += lib/x86_64/pmu.c -LIBKVM_x86_64 += lib/x86_64/processor.c -LIBKVM_x86_64 += lib/x86_64/sev.c -LIBKVM_x86_64 += lib/x86_64/svm.c -LIBKVM_x86_64 += lib/x86_64/ucall.c -LIBKVM_x86_64 += lib/x86_64/vmx.c - -LIBKVM_aarch64 += lib/aarch64/gic.c -LIBKVM_aarch64 += lib/aarch64/gic_v3.c -LIBKVM_aarch64 += lib/aarch64/gic_v3_its.c -LIBKVM_aarch64 += lib/aarch64/handlers.S -LIBKVM_aarch64 += lib/aarch64/processor.c -LIBKVM_aarch64 += lib/aarch64/spinlock.c -LIBKVM_aarch64 += lib/aarch64/ucall.c -LIBKVM_aarch64 += lib/aarch64/vgic.c - -LIBKVM_s390x += lib/s390x/diag318_test_handler.c -LIBKVM_s390x += lib/s390x/processor.c -LIBKVM_s390x += lib/s390x/ucall.c -LIBKVM_s390x += lib/s390x/facility.c - -LIBKVM_riscv += lib/riscv/handlers.S -LIBKVM_riscv += lib/riscv/processor.c -LIBKVM_riscv += lib/riscv/ucall.c - -# Non-compiled test targets -TEST_PROGS_x86_64 += x86_64/nx_huge_pages_test.sh - -# Compiled test targets -TEST_GEN_PROGS_x86_64 = x86_64/cpuid_test -TEST_GEN_PROGS_x86_64 += x86_64/cr4_cpuid_sync_test -TEST_GEN_PROGS_x86_64 += x86_64/dirty_log_page_splitting_test -TEST_GEN_PROGS_x86_64 += x86_64/feature_msrs_test -TEST_GEN_PROGS_x86_64 += x86_64/exit_on_emulation_failure_test -TEST_GEN_PROGS_x86_64 += x86_64/fix_hypercall_test -TEST_GEN_PROGS_x86_64 += x86_64/hwcr_msr_test -TEST_GEN_PROGS_x86_64 += x86_64/hyperv_clock -TEST_GEN_PROGS_x86_64 += x86_64/hyperv_cpuid -TEST_GEN_PROGS_x86_64 += x86_64/hyperv_evmcs -TEST_GEN_PROGS_x86_64 += x86_64/hyperv_extended_hypercalls -TEST_GEN_PROGS_x86_64 += x86_64/hyperv_features -TEST_GEN_PROGS_x86_64 += x86_64/hyperv_ipi -TEST_GEN_PROGS_x86_64 += x86_64/hyperv_svm_test -TEST_GEN_PROGS_x86_64 += x86_64/hyperv_tlb_flush -TEST_GEN_PROGS_x86_64 += x86_64/kvm_clock_test -TEST_GEN_PROGS_x86_64 += x86_64/kvm_pv_test -TEST_GEN_PROGS_x86_64 += x86_64/monitor_mwait_test -TEST_GEN_PROGS_x86_64 += x86_64/nested_exceptions_test -TEST_GEN_PROGS_x86_64 += x86_64/platform_info_test -TEST_GEN_PROGS_x86_64 += x86_64/pmu_counters_test -TEST_GEN_PROGS_x86_64 += x86_64/pmu_event_filter_test -TEST_GEN_PROGS_x86_64 += x86_64/private_mem_conversions_test -TEST_GEN_PROGS_x86_64 += x86_64/private_mem_kvm_exits_test -TEST_GEN_PROGS_x86_64 += x86_64/set_boot_cpu_id -TEST_GEN_PROGS_x86_64 += x86_64/set_sregs_test -TEST_GEN_PROGS_x86_64 += x86_64/smaller_maxphyaddr_emulation_test -TEST_GEN_PROGS_x86_64 += x86_64/smm_test -TEST_GEN_PROGS_x86_64 += x86_64/state_test -TEST_GEN_PROGS_x86_64 += x86_64/vmx_preemption_timer_test -TEST_GEN_PROGS_x86_64 += x86_64/svm_vmcall_test -TEST_GEN_PROGS_x86_64 += x86_64/svm_int_ctl_test -TEST_GEN_PROGS_x86_64 += x86_64/svm_nested_shutdown_test -TEST_GEN_PROGS_x86_64 += x86_64/svm_nested_soft_inject_test -TEST_GEN_PROGS_x86_64 += x86_64/tsc_scaling_sync -TEST_GEN_PROGS_x86_64 += x86_64/sync_regs_test -TEST_GEN_PROGS_x86_64 += x86_64/ucna_injection_test -TEST_GEN_PROGS_x86_64 += x86_64/userspace_io_test -TEST_GEN_PROGS_x86_64 += x86_64/userspace_msr_exit_test -TEST_GEN_PROGS_x86_64 += x86_64/vmx_apic_access_test -TEST_GEN_PROGS_x86_64 += x86_64/vmx_close_while_nested_test -TEST_GEN_PROGS_x86_64 += x86_64/vmx_dirty_log_test -TEST_GEN_PROGS_x86_64 += x86_64/vmx_exception_with_invalid_guest_state -TEST_GEN_PROGS_x86_64 += x86_64/vmx_msrs_test -TEST_GEN_PROGS_x86_64 += x86_64/vmx_invalid_nested_guest_state -TEST_GEN_PROGS_x86_64 += x86_64/vmx_set_nested_state_test -TEST_GEN_PROGS_x86_64 += x86_64/vmx_tsc_adjust_test -TEST_GEN_PROGS_x86_64 += x86_64/vmx_nested_tsc_scaling_test -TEST_GEN_PROGS_x86_64 += x86_64/apic_bus_clock_test -TEST_GEN_PROGS_x86_64 += x86_64/xapic_ipi_test -TEST_GEN_PROGS_x86_64 += x86_64/xapic_state_test -TEST_GEN_PROGS_x86_64 += x86_64/xcr0_cpuid_test -TEST_GEN_PROGS_x86_64 += x86_64/xss_msr_test -TEST_GEN_PROGS_x86_64 += x86_64/debug_regs -TEST_GEN_PROGS_x86_64 += x86_64/tsc_msrs_test -TEST_GEN_PROGS_x86_64 += x86_64/vmx_pmu_caps_test -TEST_GEN_PROGS_x86_64 += x86_64/xen_shinfo_test -TEST_GEN_PROGS_x86_64 += x86_64/xen_vmcall_test -TEST_GEN_PROGS_x86_64 += x86_64/sev_init2_tests -TEST_GEN_PROGS_x86_64 += x86_64/sev_migrate_tests -TEST_GEN_PROGS_x86_64 += x86_64/sev_smoke_test -TEST_GEN_PROGS_x86_64 += x86_64/amx_test -TEST_GEN_PROGS_x86_64 += x86_64/max_vcpuid_cap_test -TEST_GEN_PROGS_x86_64 += x86_64/triple_fault_event_test -TEST_GEN_PROGS_x86_64 += x86_64/recalc_apic_map_test -TEST_GEN_PROGS_x86_64 += access_tracking_perf_test -TEST_GEN_PROGS_x86_64 += coalesced_io_test -TEST_GEN_PROGS_x86_64 += demand_paging_test -TEST_GEN_PROGS_x86_64 += dirty_log_test -TEST_GEN_PROGS_x86_64 += dirty_log_perf_test -TEST_GEN_PROGS_x86_64 += guest_memfd_test -TEST_GEN_PROGS_x86_64 += guest_print_test -TEST_GEN_PROGS_x86_64 += hardware_disable_test -TEST_GEN_PROGS_x86_64 += kvm_create_max_vcpus -TEST_GEN_PROGS_x86_64 += kvm_page_table_test -TEST_GEN_PROGS_x86_64 += mmu_stress_test -TEST_GEN_PROGS_x86_64 += memslot_modification_stress_test -TEST_GEN_PROGS_x86_64 += memslot_perf_test -TEST_GEN_PROGS_x86_64 += rseq_test -TEST_GEN_PROGS_x86_64 += set_memory_region_test -TEST_GEN_PROGS_x86_64 += steal_time -TEST_GEN_PROGS_x86_64 += kvm_binary_stats_test -TEST_GEN_PROGS_x86_64 += system_counter_offset_test -TEST_GEN_PROGS_x86_64 += pre_fault_memory_test - -# Compiled outputs used by test targets -TEST_GEN_PROGS_EXTENDED_x86_64 += x86_64/nx_huge_pages_test - -TEST_GEN_PROGS_aarch64 += aarch64/aarch32_id_regs -TEST_GEN_PROGS_aarch64 += aarch64/arch_timer_edge_cases -TEST_GEN_PROGS_aarch64 += aarch64/debug-exceptions -TEST_GEN_PROGS_aarch64 += aarch64/hypercalls -TEST_GEN_PROGS_aarch64 += aarch64/mmio_abort -TEST_GEN_PROGS_aarch64 += aarch64/page_fault_test -TEST_GEN_PROGS_aarch64 += aarch64/psci_test -TEST_GEN_PROGS_aarch64 += aarch64/set_id_regs -TEST_GEN_PROGS_aarch64 += aarch64/smccc_filter -TEST_GEN_PROGS_aarch64 += aarch64/vcpu_width_config -TEST_GEN_PROGS_aarch64 += aarch64/vgic_init -TEST_GEN_PROGS_aarch64 += aarch64/vgic_irq -TEST_GEN_PROGS_aarch64 += aarch64/vgic_lpi_stress -TEST_GEN_PROGS_aarch64 += aarch64/vpmu_counter_access -TEST_GEN_PROGS_aarch64 += aarch64/no-vgic-v3 -TEST_GEN_PROGS_aarch64 += access_tracking_perf_test -TEST_GEN_PROGS_aarch64 += arch_timer -TEST_GEN_PROGS_aarch64 += coalesced_io_test -TEST_GEN_PROGS_aarch64 += demand_paging_test -TEST_GEN_PROGS_aarch64 += dirty_log_test -TEST_GEN_PROGS_aarch64 += dirty_log_perf_test -TEST_GEN_PROGS_aarch64 += guest_print_test -TEST_GEN_PROGS_aarch64 += get-reg-list -TEST_GEN_PROGS_aarch64 += kvm_create_max_vcpus -TEST_GEN_PROGS_aarch64 += kvm_page_table_test -TEST_GEN_PROGS_aarch64 += memslot_modification_stress_test -TEST_GEN_PROGS_aarch64 += memslot_perf_test -TEST_GEN_PROGS_aarch64 += mmu_stress_test -TEST_GEN_PROGS_aarch64 += rseq_test -TEST_GEN_PROGS_aarch64 += set_memory_region_test -TEST_GEN_PROGS_aarch64 += steal_time -TEST_GEN_PROGS_aarch64 += kvm_binary_stats_test - -TEST_GEN_PROGS_s390x = s390x/memop -TEST_GEN_PROGS_s390x += s390x/resets -TEST_GEN_PROGS_s390x += s390x/sync_regs_test -TEST_GEN_PROGS_s390x += s390x/tprot -TEST_GEN_PROGS_s390x += s390x/cmma_test -TEST_GEN_PROGS_s390x += s390x/debug_test -TEST_GEN_PROGS_s390x += s390x/cpumodel_subfuncs_test -TEST_GEN_PROGS_s390x += s390x/shared_zeropage_test -TEST_GEN_PROGS_s390x += s390x/ucontrol_test -TEST_GEN_PROGS_s390x += demand_paging_test -TEST_GEN_PROGS_s390x += dirty_log_test -TEST_GEN_PROGS_s390x += guest_print_test -TEST_GEN_PROGS_s390x += kvm_create_max_vcpus -TEST_GEN_PROGS_s390x += kvm_page_table_test -TEST_GEN_PROGS_s390x += rseq_test -TEST_GEN_PROGS_s390x += set_memory_region_test -TEST_GEN_PROGS_s390x += kvm_binary_stats_test - -TEST_GEN_PROGS_riscv += riscv/sbi_pmu_test -TEST_GEN_PROGS_riscv += riscv/ebreak_test -TEST_GEN_PROGS_riscv += arch_timer -TEST_GEN_PROGS_riscv += coalesced_io_test -TEST_GEN_PROGS_riscv += demand_paging_test -TEST_GEN_PROGS_riscv += dirty_log_test -TEST_GEN_PROGS_riscv += get-reg-list -TEST_GEN_PROGS_riscv += guest_print_test -TEST_GEN_PROGS_riscv += kvm_binary_stats_test -TEST_GEN_PROGS_riscv += kvm_create_max_vcpus -TEST_GEN_PROGS_riscv += kvm_page_table_test -TEST_GEN_PROGS_riscv += set_memory_region_test -TEST_GEN_PROGS_riscv += steal_time - -SPLIT_TESTS += arch_timer -SPLIT_TESTS += get-reg-list - -TEST_PROGS += $(TEST_PROGS_$(ARCH_DIR)) -TEST_GEN_PROGS += $(TEST_GEN_PROGS_$(ARCH_DIR)) -TEST_GEN_PROGS_EXTENDED += $(TEST_GEN_PROGS_EXTENDED_$(ARCH_DIR)) -LIBKVM += $(LIBKVM_$(ARCH_DIR)) - -OVERRIDE_TARGETS = 1 - -# lib.mak defines $(OUTPUT), prepends $(OUTPUT)/ to $(TEST_GEN_PROGS), and most -# importantly defines, i.e. overwrites, $(CC) (unless `make -e` or `make CC=`, -# which causes the environment variable to override the makefile). -include ../lib.mk - -INSTALL_HDR_PATH = $(top_srcdir)/usr -LINUX_HDR_PATH = $(INSTALL_HDR_PATH)/include/ -LINUX_TOOL_INCLUDE = $(top_srcdir)/tools/include -ifeq ($(ARCH),x86_64) -LINUX_TOOL_ARCH_INCLUDE = $(top_srcdir)/tools/arch/x86/include +include Makefile.kvm else -LINUX_TOOL_ARCH_INCLUDE = $(top_srcdir)/tools/arch/$(ARCH)/include +# Empty targets for unsupported architectures +all: +clean: endif -CFLAGS += -Wall -Wstrict-prototypes -Wuninitialized -O2 -g -std=gnu99 \ - -Wno-gnu-variable-sized-type-not-at-end -MD -MP -DCONFIG_64BIT \ - -fno-builtin-memcmp -fno-builtin-memcpy \ - -fno-builtin-memset -fno-builtin-strnlen \ - -fno-stack-protector -fno-PIE -fno-strict-aliasing \ - -I$(LINUX_TOOL_INCLUDE) -I$(LINUX_TOOL_ARCH_INCLUDE) \ - -I$(LINUX_HDR_PATH) -Iinclude -I$(/dev/null; echo "$$?"),0) - CFLAGS += -march=x86-64-v2 -endif -endif -ifeq ($(ARCH),arm64) -tools_dir := $(top_srcdir)/tools -arm64_tools_dir := $(tools_dir)/arch/arm64/tools/ - -ifneq ($(abs_objdir),) -arm64_hdr_outdir := $(abs_objdir)/tools/ -else -arm64_hdr_outdir := $(tools_dir)/ -endif - -GEN_HDRS := $(arm64_hdr_outdir)arch/arm64/include/generated/ -CFLAGS += -I$(GEN_HDRS) - -$(GEN_HDRS): $(wildcard $(arm64_tools_dir)/*) - $(MAKE) -C $(arm64_tools_dir) OUTPUT=$(arm64_hdr_outdir) -endif - -no-pie-option := $(call try-run, echo 'int main(void) { return 0; }' | \ - $(CC) -Werror $(CFLAGS) -no-pie -x c - -o "$$TMP", -no-pie) - -# On s390, build the testcases KVM-enabled -pgste-option = $(call try-run, echo 'int main(void) { return 0; }' | \ - $(CC) -Werror -Wl$(comma)--s390-pgste -x c - -o "$$TMP",-Wl$(comma)--s390-pgste) - -LDLIBS += -ldl -LDFLAGS += -pthread $(no-pie-option) $(pgste-option) - -LIBKVM_C := $(filter %.c,$(LIBKVM)) -LIBKVM_S := $(filter %.S,$(LIBKVM)) -LIBKVM_C_OBJ := $(patsubst %.c, $(OUTPUT)/%.o, $(LIBKVM_C)) -LIBKVM_S_OBJ := $(patsubst %.S, $(OUTPUT)/%.o, $(LIBKVM_S)) -LIBKVM_STRING_OBJ := $(patsubst %.c, $(OUTPUT)/%.o, $(LIBKVM_STRING)) -LIBKVM_OBJS = $(LIBKVM_C_OBJ) $(LIBKVM_S_OBJ) $(LIBKVM_STRING_OBJ) -SPLIT_TEST_GEN_PROGS := $(patsubst %, $(OUTPUT)/%, $(SPLIT_TESTS)) -SPLIT_TEST_GEN_OBJ := $(patsubst %, $(OUTPUT)/$(ARCH_DIR)/%.o, $(SPLIT_TESTS)) - -TEST_GEN_OBJ = $(patsubst %, %.o, $(TEST_GEN_PROGS)) -TEST_GEN_OBJ += $(patsubst %, %.o, $(TEST_GEN_PROGS_EXTENDED)) -TEST_DEP_FILES = $(patsubst %.o, %.d, $(TEST_GEN_OBJ)) -TEST_DEP_FILES += $(patsubst %.o, %.d, $(LIBKVM_OBJS)) -TEST_DEP_FILES += $(patsubst %.o, %.d, $(SPLIT_TEST_GEN_OBJ)) --include $(TEST_DEP_FILES) - -$(shell mkdir -p $(sort $(OUTPUT)/$(ARCH_DIR) $(dir $(LIBKVM_C_OBJ) $(LIBKVM_S_OBJ)))) - -$(filter-out $(SPLIT_TEST_GEN_PROGS), $(TEST_GEN_PROGS)) \ -$(TEST_GEN_PROGS_EXTENDED): %: %.o - $(CC) $(CFLAGS) $(CPPFLAGS) $(LDFLAGS) $(TARGET_ARCH) $< $(LIBKVM_OBJS) $(LDLIBS) -o $@ -$(TEST_GEN_OBJ): $(OUTPUT)/%.o: %.c - $(CC) $(CFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c $< -o $@ - -$(SPLIT_TEST_GEN_PROGS): $(OUTPUT)/%: $(OUTPUT)/%.o $(OUTPUT)/$(ARCH_DIR)/%.o - $(CC) $(CFLAGS) $(CPPFLAGS) $(LDFLAGS) $(TARGET_ARCH) $^ $(LDLIBS) -o $@ -$(SPLIT_TEST_GEN_OBJ): $(OUTPUT)/$(ARCH_DIR)/%.o: $(ARCH_DIR)/%.c - $(CC) $(CFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c $< -o $@ - -EXTRA_CLEAN += $(GEN_HDRS) \ - $(LIBKVM_OBJS) \ - $(SPLIT_TEST_GEN_OBJ) \ - $(TEST_DEP_FILES) \ - $(TEST_GEN_OBJ) \ - cscope.* - -$(LIBKVM_C_OBJ): $(OUTPUT)/%.o: %.c $(GEN_HDRS) - $(CC) $(CFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c $< -o $@ - -$(LIBKVM_S_OBJ): $(OUTPUT)/%.o: %.S $(GEN_HDRS) - $(CC) $(CFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c $< -o $@ - -# Compile the string overrides as freestanding to prevent the compiler from -# generating self-referential code, e.g. without "freestanding" the compiler may -# "optimize" memcmp() by invoking memcmp(), thus causing infinite recursion. -$(LIBKVM_STRING_OBJ): $(OUTPUT)/%.o: %.c - $(CC) $(CFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c -ffreestanding $< -o $@ - -$(shell mkdir -p $(sort $(dir $(TEST_GEN_PROGS)))) -$(SPLIT_TEST_GEN_OBJ): $(GEN_HDRS) -$(TEST_GEN_PROGS): $(LIBKVM_OBJS) -$(TEST_GEN_PROGS_EXTENDED): $(LIBKVM_OBJS) -$(TEST_GEN_OBJ): $(GEN_HDRS) - -cscope: include_paths = $(LINUX_TOOL_INCLUDE) $(LINUX_HDR_PATH) include lib .. -cscope: - $(RM) cscope.* - (find $(include_paths) -name '*.h' \ - -exec realpath --relative-base=$(PWD) {} \;; \ - find . -name '*.c' \ - -exec realpath --relative-base=$(PWD) {} \;) | sort -u > cscope.files - cscope -b diff --git a/tools/testing/selftests/kvm/Makefile.kvm b/tools/testing/selftests/kvm/Makefile.kvm new file mode 100644 index 000000000000..e988a72f8c20 --- /dev/null +++ b/tools/testing/selftests/kvm/Makefile.kvm @@ -0,0 +1,334 @@ +# SPDX-License-Identifier: GPL-2.0-only +include ../../../build/Build.include + +all: + +LIBKVM += lib/assert.c +LIBKVM += lib/elf.c +LIBKVM += lib/guest_modes.c +LIBKVM += lib/io.c +LIBKVM += lib/kvm_util.c +LIBKVM += lib/memstress.c +LIBKVM += lib/guest_sprintf.c +LIBKVM += lib/rbtree.c +LIBKVM += lib/sparsebit.c +LIBKVM += lib/test_util.c +LIBKVM += lib/ucall_common.c +LIBKVM += lib/userfaultfd_util.c + +LIBKVM_STRING += lib/string_override.c + +LIBKVM_x86_64 += lib/x86_64/apic.c +LIBKVM_x86_64 += lib/x86_64/handlers.S +LIBKVM_x86_64 += lib/x86_64/hyperv.c +LIBKVM_x86_64 += lib/x86_64/memstress.c +LIBKVM_x86_64 += lib/x86_64/pmu.c +LIBKVM_x86_64 += lib/x86_64/processor.c +LIBKVM_x86_64 += lib/x86_64/sev.c +LIBKVM_x86_64 += lib/x86_64/svm.c +LIBKVM_x86_64 += lib/x86_64/ucall.c +LIBKVM_x86_64 += lib/x86_64/vmx.c + +LIBKVM_aarch64 += lib/aarch64/gic.c +LIBKVM_aarch64 += lib/aarch64/gic_v3.c +LIBKVM_aarch64 += lib/aarch64/gic_v3_its.c +LIBKVM_aarch64 += lib/aarch64/handlers.S +LIBKVM_aarch64 += lib/aarch64/processor.c +LIBKVM_aarch64 += lib/aarch64/spinlock.c +LIBKVM_aarch64 += lib/aarch64/ucall.c +LIBKVM_aarch64 += lib/aarch64/vgic.c + +LIBKVM_s390x += lib/s390x/diag318_test_handler.c +LIBKVM_s390x += lib/s390x/processor.c +LIBKVM_s390x += lib/s390x/ucall.c +LIBKVM_s390x += lib/s390x/facility.c + +LIBKVM_riscv += lib/riscv/handlers.S +LIBKVM_riscv += lib/riscv/processor.c +LIBKVM_riscv += lib/riscv/ucall.c + +# Non-compiled test targets +TEST_PROGS_x86_64 += x86_64/nx_huge_pages_test.sh + +# Compiled test targets +TEST_GEN_PROGS_x86_64 = x86_64/cpuid_test +TEST_GEN_PROGS_x86_64 += x86_64/cr4_cpuid_sync_test +TEST_GEN_PROGS_x86_64 += x86_64/dirty_log_page_splitting_test +TEST_GEN_PROGS_x86_64 += x86_64/feature_msrs_test +TEST_GEN_PROGS_x86_64 += x86_64/exit_on_emulation_failure_test +TEST_GEN_PROGS_x86_64 += x86_64/fix_hypercall_test +TEST_GEN_PROGS_x86_64 += x86_64/hwcr_msr_test +TEST_GEN_PROGS_x86_64 += x86_64/hyperv_clock +TEST_GEN_PROGS_x86_64 += x86_64/hyperv_cpuid +TEST_GEN_PROGS_x86_64 += x86_64/hyperv_evmcs +TEST_GEN_PROGS_x86_64 += x86_64/hyperv_extended_hypercalls +TEST_GEN_PROGS_x86_64 += x86_64/hyperv_features +TEST_GEN_PROGS_x86_64 += x86_64/hyperv_ipi +TEST_GEN_PROGS_x86_64 += x86_64/hyperv_svm_test +TEST_GEN_PROGS_x86_64 += x86_64/hyperv_tlb_flush +TEST_GEN_PROGS_x86_64 += x86_64/kvm_clock_test +TEST_GEN_PROGS_x86_64 += x86_64/kvm_pv_test +TEST_GEN_PROGS_x86_64 += x86_64/monitor_mwait_test +TEST_GEN_PROGS_x86_64 += x86_64/nested_exceptions_test +TEST_GEN_PROGS_x86_64 += x86_64/platform_info_test +TEST_GEN_PROGS_x86_64 += x86_64/pmu_counters_test +TEST_GEN_PROGS_x86_64 += x86_64/pmu_event_filter_test +TEST_GEN_PROGS_x86_64 += x86_64/private_mem_conversions_test +TEST_GEN_PROGS_x86_64 += x86_64/private_mem_kvm_exits_test +TEST_GEN_PROGS_x86_64 += x86_64/set_boot_cpu_id +TEST_GEN_PROGS_x86_64 += x86_64/set_sregs_test +TEST_GEN_PROGS_x86_64 += x86_64/smaller_maxphyaddr_emulation_test +TEST_GEN_PROGS_x86_64 += x86_64/smm_test +TEST_GEN_PROGS_x86_64 += x86_64/state_test +TEST_GEN_PROGS_x86_64 += x86_64/vmx_preemption_timer_test +TEST_GEN_PROGS_x86_64 += x86_64/svm_vmcall_test +TEST_GEN_PROGS_x86_64 += x86_64/svm_int_ctl_test +TEST_GEN_PROGS_x86_64 += x86_64/svm_nested_shutdown_test +TEST_GEN_PROGS_x86_64 += x86_64/svm_nested_soft_inject_test +TEST_GEN_PROGS_x86_64 += x86_64/tsc_scaling_sync +TEST_GEN_PROGS_x86_64 += x86_64/sync_regs_test +TEST_GEN_PROGS_x86_64 += x86_64/ucna_injection_test +TEST_GEN_PROGS_x86_64 += x86_64/userspace_io_test +TEST_GEN_PROGS_x86_64 += x86_64/userspace_msr_exit_test +TEST_GEN_PROGS_x86_64 += x86_64/vmx_apic_access_test +TEST_GEN_PROGS_x86_64 += x86_64/vmx_close_while_nested_test +TEST_GEN_PROGS_x86_64 += x86_64/vmx_dirty_log_test +TEST_GEN_PROGS_x86_64 += x86_64/vmx_exception_with_invalid_guest_state +TEST_GEN_PROGS_x86_64 += x86_64/vmx_msrs_test +TEST_GEN_PROGS_x86_64 += x86_64/vmx_invalid_nested_guest_state +TEST_GEN_PROGS_x86_64 += x86_64/vmx_set_nested_state_test +TEST_GEN_PROGS_x86_64 += x86_64/vmx_tsc_adjust_test +TEST_GEN_PROGS_x86_64 += x86_64/vmx_nested_tsc_scaling_test +TEST_GEN_PROGS_x86_64 += x86_64/apic_bus_clock_test +TEST_GEN_PROGS_x86_64 += x86_64/xapic_ipi_test +TEST_GEN_PROGS_x86_64 += x86_64/xapic_state_test +TEST_GEN_PROGS_x86_64 += x86_64/xcr0_cpuid_test +TEST_GEN_PROGS_x86_64 += x86_64/xss_msr_test +TEST_GEN_PROGS_x86_64 += x86_64/debug_regs +TEST_GEN_PROGS_x86_64 += x86_64/tsc_msrs_test +TEST_GEN_PROGS_x86_64 += x86_64/vmx_pmu_caps_test +TEST_GEN_PROGS_x86_64 += x86_64/xen_shinfo_test +TEST_GEN_PROGS_x86_64 += x86_64/xen_vmcall_test +TEST_GEN_PROGS_x86_64 += x86_64/sev_init2_tests +TEST_GEN_PROGS_x86_64 += x86_64/sev_migrate_tests +TEST_GEN_PROGS_x86_64 += x86_64/sev_smoke_test +TEST_GEN_PROGS_x86_64 += x86_64/amx_test +TEST_GEN_PROGS_x86_64 += x86_64/max_vcpuid_cap_test +TEST_GEN_PROGS_x86_64 += x86_64/triple_fault_event_test +TEST_GEN_PROGS_x86_64 += x86_64/recalc_apic_map_test +TEST_GEN_PROGS_x86_64 += access_tracking_perf_test +TEST_GEN_PROGS_x86_64 += coalesced_io_test +TEST_GEN_PROGS_x86_64 += demand_paging_test +TEST_GEN_PROGS_x86_64 += dirty_log_test +TEST_GEN_PROGS_x86_64 += dirty_log_perf_test +TEST_GEN_PROGS_x86_64 += guest_memfd_test +TEST_GEN_PROGS_x86_64 += guest_print_test +TEST_GEN_PROGS_x86_64 += hardware_disable_test +TEST_GEN_PROGS_x86_64 += kvm_create_max_vcpus +TEST_GEN_PROGS_x86_64 += kvm_page_table_test +TEST_GEN_PROGS_x86_64 += mmu_stress_test +TEST_GEN_PROGS_x86_64 += memslot_modification_stress_test +TEST_GEN_PROGS_x86_64 += memslot_perf_test +TEST_GEN_PROGS_x86_64 += rseq_test +TEST_GEN_PROGS_x86_64 += set_memory_region_test +TEST_GEN_PROGS_x86_64 += steal_time +TEST_GEN_PROGS_x86_64 += kvm_binary_stats_test +TEST_GEN_PROGS_x86_64 += system_counter_offset_test +TEST_GEN_PROGS_x86_64 += pre_fault_memory_test + +# Compiled outputs used by test targets +TEST_GEN_PROGS_EXTENDED_x86_64 += x86_64/nx_huge_pages_test + +TEST_GEN_PROGS_aarch64 += aarch64/aarch32_id_regs +TEST_GEN_PROGS_aarch64 += aarch64/arch_timer_edge_cases +TEST_GEN_PROGS_aarch64 += aarch64/debug-exceptions +TEST_GEN_PROGS_aarch64 += aarch64/hypercalls +TEST_GEN_PROGS_aarch64 += aarch64/mmio_abort +TEST_GEN_PROGS_aarch64 += aarch64/page_fault_test +TEST_GEN_PROGS_aarch64 += aarch64/psci_test +TEST_GEN_PROGS_aarch64 += aarch64/set_id_regs +TEST_GEN_PROGS_aarch64 += aarch64/smccc_filter +TEST_GEN_PROGS_aarch64 += aarch64/vcpu_width_config +TEST_GEN_PROGS_aarch64 += aarch64/vgic_init +TEST_GEN_PROGS_aarch64 += aarch64/vgic_irq +TEST_GEN_PROGS_aarch64 += aarch64/vgic_lpi_stress +TEST_GEN_PROGS_aarch64 += aarch64/vpmu_counter_access +TEST_GEN_PROGS_aarch64 += aarch64/no-vgic-v3 +TEST_GEN_PROGS_aarch64 += access_tracking_perf_test +TEST_GEN_PROGS_aarch64 += arch_timer +TEST_GEN_PROGS_aarch64 += coalesced_io_test +TEST_GEN_PROGS_aarch64 += demand_paging_test +TEST_GEN_PROGS_aarch64 += dirty_log_test +TEST_GEN_PROGS_aarch64 += dirty_log_perf_test +TEST_GEN_PROGS_aarch64 += guest_print_test +TEST_GEN_PROGS_aarch64 += get-reg-list +TEST_GEN_PROGS_aarch64 += kvm_create_max_vcpus +TEST_GEN_PROGS_aarch64 += kvm_page_table_test +TEST_GEN_PROGS_aarch64 += memslot_modification_stress_test +TEST_GEN_PROGS_aarch64 += memslot_perf_test +TEST_GEN_PROGS_aarch64 += mmu_stress_test +TEST_GEN_PROGS_aarch64 += rseq_test +TEST_GEN_PROGS_aarch64 += set_memory_region_test +TEST_GEN_PROGS_aarch64 += steal_time +TEST_GEN_PROGS_aarch64 += kvm_binary_stats_test + +TEST_GEN_PROGS_s390x = s390x/memop +TEST_GEN_PROGS_s390x += s390x/resets +TEST_GEN_PROGS_s390x += s390x/sync_regs_test +TEST_GEN_PROGS_s390x += s390x/tprot +TEST_GEN_PROGS_s390x += s390x/cmma_test +TEST_GEN_PROGS_s390x += s390x/debug_test +TEST_GEN_PROGS_s390x += s390x/cpumodel_subfuncs_test +TEST_GEN_PROGS_s390x += s390x/shared_zeropage_test +TEST_GEN_PROGS_s390x += s390x/ucontrol_test +TEST_GEN_PROGS_s390x += demand_paging_test +TEST_GEN_PROGS_s390x += dirty_log_test +TEST_GEN_PROGS_s390x += guest_print_test +TEST_GEN_PROGS_s390x += kvm_create_max_vcpus +TEST_GEN_PROGS_s390x += kvm_page_table_test +TEST_GEN_PROGS_s390x += rseq_test +TEST_GEN_PROGS_s390x += set_memory_region_test +TEST_GEN_PROGS_s390x += kvm_binary_stats_test + +TEST_GEN_PROGS_riscv += riscv/sbi_pmu_test +TEST_GEN_PROGS_riscv += riscv/ebreak_test +TEST_GEN_PROGS_riscv += arch_timer +TEST_GEN_PROGS_riscv += coalesced_io_test +TEST_GEN_PROGS_riscv += demand_paging_test +TEST_GEN_PROGS_riscv += dirty_log_test +TEST_GEN_PROGS_riscv += get-reg-list +TEST_GEN_PROGS_riscv += guest_print_test +TEST_GEN_PROGS_riscv += kvm_binary_stats_test +TEST_GEN_PROGS_riscv += kvm_create_max_vcpus +TEST_GEN_PROGS_riscv += kvm_page_table_test +TEST_GEN_PROGS_riscv += set_memory_region_test +TEST_GEN_PROGS_riscv += steal_time + +SPLIT_TESTS += arch_timer +SPLIT_TESTS += get-reg-list + +TEST_PROGS += $(TEST_PROGS_$(ARCH_DIR)) +TEST_GEN_PROGS += $(TEST_GEN_PROGS_$(ARCH_DIR)) +TEST_GEN_PROGS_EXTENDED += $(TEST_GEN_PROGS_EXTENDED_$(ARCH_DIR)) +LIBKVM += $(LIBKVM_$(ARCH_DIR)) + +OVERRIDE_TARGETS = 1 + +# lib.mak defines $(OUTPUT), prepends $(OUTPUT)/ to $(TEST_GEN_PROGS), and most +# importantly defines, i.e. overwrites, $(CC) (unless `make -e` or `make CC=`, +# which causes the environment variable to override the makefile). +include ../lib.mk + +INSTALL_HDR_PATH = $(top_srcdir)/usr +LINUX_HDR_PATH = $(INSTALL_HDR_PATH)/include/ +LINUX_TOOL_INCLUDE = $(top_srcdir)/tools/include +ifeq ($(ARCH),x86_64) +LINUX_TOOL_ARCH_INCLUDE = $(top_srcdir)/tools/arch/x86/include +else +LINUX_TOOL_ARCH_INCLUDE = $(top_srcdir)/tools/arch/$(ARCH)/include +endif +CFLAGS += -Wall -Wstrict-prototypes -Wuninitialized -O2 -g -std=gnu99 \ + -Wno-gnu-variable-sized-type-not-at-end -MD -MP -DCONFIG_64BIT \ + -fno-builtin-memcmp -fno-builtin-memcpy \ + -fno-builtin-memset -fno-builtin-strnlen \ + -fno-stack-protector -fno-PIE -fno-strict-aliasing \ + -I$(LINUX_TOOL_INCLUDE) -I$(LINUX_TOOL_ARCH_INCLUDE) \ + -I$(LINUX_HDR_PATH) -Iinclude -I$(/dev/null; echo "$$?"),0) + CFLAGS += -march=x86-64-v2 +endif +endif +ifeq ($(ARCH),arm64) +tools_dir := $(top_srcdir)/tools +arm64_tools_dir := $(tools_dir)/arch/arm64/tools/ + +ifneq ($(abs_objdir),) +arm64_hdr_outdir := $(abs_objdir)/tools/ +else +arm64_hdr_outdir := $(tools_dir)/ +endif + +GEN_HDRS := $(arm64_hdr_outdir)arch/arm64/include/generated/ +CFLAGS += -I$(GEN_HDRS) + +$(GEN_HDRS): $(wildcard $(arm64_tools_dir)/*) + $(MAKE) -C $(arm64_tools_dir) OUTPUT=$(arm64_hdr_outdir) +endif + +no-pie-option := $(call try-run, echo 'int main(void) { return 0; }' | \ + $(CC) -Werror $(CFLAGS) -no-pie -x c - -o "$$TMP", -no-pie) + +# On s390, build the testcases KVM-enabled +pgste-option = $(call try-run, echo 'int main(void) { return 0; }' | \ + $(CC) -Werror -Wl$(comma)--s390-pgste -x c - -o "$$TMP",-Wl$(comma)--s390-pgste) + +LDLIBS += -ldl +LDFLAGS += -pthread $(no-pie-option) $(pgste-option) + +LIBKVM_C := $(filter %.c,$(LIBKVM)) +LIBKVM_S := $(filter %.S,$(LIBKVM)) +LIBKVM_C_OBJ := $(patsubst %.c, $(OUTPUT)/%.o, $(LIBKVM_C)) +LIBKVM_S_OBJ := $(patsubst %.S, $(OUTPUT)/%.o, $(LIBKVM_S)) +LIBKVM_STRING_OBJ := $(patsubst %.c, $(OUTPUT)/%.o, $(LIBKVM_STRING)) +LIBKVM_OBJS = $(LIBKVM_C_OBJ) $(LIBKVM_S_OBJ) $(LIBKVM_STRING_OBJ) +SPLIT_TEST_GEN_PROGS := $(patsubst %, $(OUTPUT)/%, $(SPLIT_TESTS)) +SPLIT_TEST_GEN_OBJ := $(patsubst %, $(OUTPUT)/$(ARCH_DIR)/%.o, $(SPLIT_TESTS)) + +TEST_GEN_OBJ = $(patsubst %, %.o, $(TEST_GEN_PROGS)) +TEST_GEN_OBJ += $(patsubst %, %.o, $(TEST_GEN_PROGS_EXTENDED)) +TEST_DEP_FILES = $(patsubst %.o, %.d, $(TEST_GEN_OBJ)) +TEST_DEP_FILES += $(patsubst %.o, %.d, $(LIBKVM_OBJS)) +TEST_DEP_FILES += $(patsubst %.o, %.d, $(SPLIT_TEST_GEN_OBJ)) +-include $(TEST_DEP_FILES) + +$(shell mkdir -p $(sort $(OUTPUT)/$(ARCH_DIR) $(dir $(LIBKVM_C_OBJ) $(LIBKVM_S_OBJ)))) + +$(filter-out $(SPLIT_TEST_GEN_PROGS), $(TEST_GEN_PROGS)) \ +$(TEST_GEN_PROGS_EXTENDED): %: %.o + $(CC) $(CFLAGS) $(CPPFLAGS) $(LDFLAGS) $(TARGET_ARCH) $< $(LIBKVM_OBJS) $(LDLIBS) -o $@ +$(TEST_GEN_OBJ): $(OUTPUT)/%.o: %.c + $(CC) $(CFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c $< -o $@ + +$(SPLIT_TEST_GEN_PROGS): $(OUTPUT)/%: $(OUTPUT)/%.o $(OUTPUT)/$(ARCH_DIR)/%.o + $(CC) $(CFLAGS) $(CPPFLAGS) $(LDFLAGS) $(TARGET_ARCH) $^ $(LDLIBS) -o $@ +$(SPLIT_TEST_GEN_OBJ): $(OUTPUT)/$(ARCH_DIR)/%.o: $(ARCH_DIR)/%.c + $(CC) $(CFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c $< -o $@ + +EXTRA_CLEAN += $(GEN_HDRS) \ + $(LIBKVM_OBJS) \ + $(SPLIT_TEST_GEN_OBJ) \ + $(TEST_DEP_FILES) \ + $(TEST_GEN_OBJ) \ + cscope.* + +$(LIBKVM_C_OBJ): $(OUTPUT)/%.o: %.c $(GEN_HDRS) + $(CC) $(CFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c $< -o $@ + +$(LIBKVM_S_OBJ): $(OUTPUT)/%.o: %.S $(GEN_HDRS) + $(CC) $(CFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c $< -o $@ + +# Compile the string overrides as freestanding to prevent the compiler from +# generating self-referential code, e.g. without "freestanding" the compiler may +# "optimize" memcmp() by invoking memcmp(), thus causing infinite recursion. +$(LIBKVM_STRING_OBJ): $(OUTPUT)/%.o: %.c + $(CC) $(CFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c -ffreestanding $< -o $@ + +$(shell mkdir -p $(sort $(dir $(TEST_GEN_PROGS)))) +$(SPLIT_TEST_GEN_OBJ): $(GEN_HDRS) +$(TEST_GEN_PROGS): $(LIBKVM_OBJS) +$(TEST_GEN_PROGS_EXTENDED): $(LIBKVM_OBJS) +$(TEST_GEN_OBJ): $(GEN_HDRS) + +cscope: include_paths = $(LINUX_TOOL_INCLUDE) $(LINUX_HDR_PATH) include lib .. +cscope: + $(RM) cscope.* + (find $(include_paths) -name '*.h' \ + -exec realpath --relative-base=$(PWD) {} \;; \ + find . -name '*.c' \ + -exec realpath --relative-base=$(PWD) {} \;) | sort -u > cscope.files + cscope -b