hc
2024-01-05 071106ecf68c401173c58808b1cf5f68cc50d390
kernel/tools/testing/selftests/kvm/Makefile
....@@ -1,43 +1,144 @@
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+# SPDX-License-Identifier: GPL-2.0-only
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+include ../../../../scripts/Kbuild.include
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+
14 all:
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-top_srcdir = ../../../../
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+top_srcdir = ../../../..
47 KSFT_KHDR_INSTALL := 1
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+
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+# For cross-builds to work, UNAME_M has to map to ARCH and arch specific
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+# directories and targets in this Makefile. "uname -m" doesn't map to
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+# arch specific sub-directory names.
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+#
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+# UNAME_M variable to used to run the compiles pointing to the right arch
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+# directories and build the right targets for these supported architectures.
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+#
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+# TEST_GEN_PROGS and LIBKVM are set using UNAME_M variable.
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+# LINUX_TOOL_ARCH_INCLUDE is set using ARCH variable.
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+#
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+# x86_64 targets are named to include x86_64 as a suffix and directories
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+# for includes are in x86_64 sub-directory. s390x and aarch64 follow the
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+# same convention. "uname -m" doesn't result in the correct mapping for
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+# s390x and aarch64.
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+#
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+# No change necessary for x86_64
525 UNAME_M := $(shell uname -m)
626
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-LIBKVM = lib/assert.c lib/elf.c lib/io.c lib/kvm_util.c lib/sparsebit.c
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-LIBKVM_x86_64 = lib/x86.c lib/vmx.c
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+# Set UNAME_M for arm64 compile/install to work
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+ifeq ($(ARCH),arm64)
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+ UNAME_M := aarch64
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+endif
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+# Set UNAME_M s390x compile/install to work
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+ifeq ($(ARCH),s390)
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+ UNAME_M := s390x
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+endif
935
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-TEST_GEN_PROGS_x86_64 = platform_info_test
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-TEST_GEN_PROGS_x86_64 += set_sregs_test
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-TEST_GEN_PROGS_x86_64 += sync_regs_test
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-TEST_GEN_PROGS_x86_64 += vmx_tsc_adjust_test
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-TEST_GEN_PROGS_x86_64 += cr4_cpuid_sync_test
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-TEST_GEN_PROGS_x86_64 += state_test
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+LIBKVM = lib/assert.c lib/elf.c lib/io.c lib/kvm_util.c lib/sparsebit.c lib/test_util.c
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+LIBKVM_x86_64 = lib/x86_64/processor.c lib/x86_64/vmx.c lib/x86_64/svm.c lib/x86_64/ucall.c lib/x86_64/handlers.S
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+LIBKVM_aarch64 = lib/aarch64/processor.c lib/aarch64/ucall.c
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+LIBKVM_s390x = lib/s390x/processor.c lib/s390x/ucall.c
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+
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+TEST_GEN_PROGS_x86_64 = x86_64/cr4_cpuid_sync_test
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+TEST_GEN_PROGS_x86_64 += x86_64/evmcs_test
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+TEST_GEN_PROGS_x86_64 += x86_64/hyperv_cpuid
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+TEST_GEN_PROGS_x86_64 += x86_64/kvm_pv_test
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+TEST_GEN_PROGS_x86_64 += x86_64/mmio_warning_test
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+TEST_GEN_PROGS_x86_64 += x86_64/platform_info_test
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+TEST_GEN_PROGS_x86_64 += x86_64/set_sregs_test
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+TEST_GEN_PROGS_x86_64 += x86_64/smm_test
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+TEST_GEN_PROGS_x86_64 += x86_64/state_test
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+TEST_GEN_PROGS_x86_64 += x86_64/vmx_preemption_timer_test
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+TEST_GEN_PROGS_x86_64 += x86_64/svm_vmcall_test
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+TEST_GEN_PROGS_x86_64 += x86_64/sync_regs_test
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+TEST_GEN_PROGS_x86_64 += x86_64/vmx_apic_access_test
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+TEST_GEN_PROGS_x86_64 += x86_64/vmx_close_while_nested_test
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+TEST_GEN_PROGS_x86_64 += x86_64/vmx_dirty_log_test
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+TEST_GEN_PROGS_x86_64 += x86_64/vmx_set_nested_state_test
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+TEST_GEN_PROGS_x86_64 += x86_64/vmx_tsc_adjust_test
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+TEST_GEN_PROGS_x86_64 += x86_64/xss_msr_test
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+TEST_GEN_PROGS_x86_64 += x86_64/debug_regs
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+TEST_GEN_PROGS_x86_64 += x86_64/tsc_msrs_test
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+TEST_GEN_PROGS_x86_64 += x86_64/user_msr_test
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+TEST_GEN_PROGS_x86_64 += demand_paging_test
1663 TEST_GEN_PROGS_x86_64 += dirty_log_test
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+TEST_GEN_PROGS_x86_64 += dirty_log_perf_test
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+TEST_GEN_PROGS_x86_64 += kvm_create_max_vcpus
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+TEST_GEN_PROGS_x86_64 += set_memory_region_test
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+TEST_GEN_PROGS_x86_64 += steal_time
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+
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+TEST_GEN_PROGS_aarch64 += aarch64/get-reg-list
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+TEST_GEN_PROGS_aarch64 += aarch64/get-reg-list-sve
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+TEST_GEN_PROGS_aarch64 += demand_paging_test
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+TEST_GEN_PROGS_aarch64 += dirty_log_test
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+TEST_GEN_PROGS_aarch64 += kvm_create_max_vcpus
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+TEST_GEN_PROGS_aarch64 += set_memory_region_test
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+TEST_GEN_PROGS_aarch64 += steal_time
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+
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+TEST_GEN_PROGS_s390x = s390x/memop
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+TEST_GEN_PROGS_s390x += s390x/resets
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+TEST_GEN_PROGS_s390x += s390x/sync_regs_test
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+TEST_GEN_PROGS_s390x += demand_paging_test
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+TEST_GEN_PROGS_s390x += dirty_log_test
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+TEST_GEN_PROGS_s390x += kvm_create_max_vcpus
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+TEST_GEN_PROGS_s390x += set_memory_region_test
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1885 TEST_GEN_PROGS += $(TEST_GEN_PROGS_$(UNAME_M))
1986 LIBKVM += $(LIBKVM_$(UNAME_M))
2087
2188 INSTALL_HDR_PATH = $(top_srcdir)/usr
2289 LINUX_HDR_PATH = $(INSTALL_HDR_PATH)/include/
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-LINUX_TOOL_INCLUDE = $(top_srcdir)tools/include
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-CFLAGS += -O2 -g -std=gnu99 -I$(LINUX_TOOL_INCLUDE) -I$(LINUX_HDR_PATH) -Iinclude -I$(<D) -I..
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-LDFLAGS += -pthread
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+LINUX_TOOL_INCLUDE = $(top_srcdir)/tools/include
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+ifeq ($(ARCH),x86_64)
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+LINUX_TOOL_ARCH_INCLUDE = $(top_srcdir)/tools/arch/x86/include
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+else
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+LINUX_TOOL_ARCH_INCLUDE = $(top_srcdir)/tools/arch/$(ARCH)/include
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+endif
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+CFLAGS += -Wall -Wstrict-prototypes -Wuninitialized -O2 -g -std=gnu99 \
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+ -fno-stack-protector -fno-PIE -I$(LINUX_TOOL_INCLUDE) \
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+ -I$(LINUX_TOOL_ARCH_INCLUDE) -I$(LINUX_HDR_PATH) -Iinclude \
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+ -I$(<D) -Iinclude/$(UNAME_M) -I..
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+
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+no-pie-option := $(call try-run, echo 'int main() { return 0; }' | \
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+ $(CC) -Werror -no-pie -x c - -o "$$TMP", -no-pie)
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+
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+# On s390, build the testcases KVM-enabled
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+pgste-option = $(call try-run, echo 'int main() { return 0; }' | \
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+ $(CC) -Werror -Wl$(comma)--s390-pgste -x c - -o "$$TMP",-Wl$(comma)--s390-pgste)
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+
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+
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+LDFLAGS += -pthread $(no-pie-option) $(pgste-option)
26110
27111 # After inclusion, $(OUTPUT) is defined and
28112 # $(TEST_GEN_PROGS) starts with $(OUTPUT)/
29113 include ../lib.mk
30114
31115 STATIC_LIBS := $(OUTPUT)/libkvm.a
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-LIBKVM_OBJ := $(patsubst %.c, $(OUTPUT)/%.o, $(LIBKVM))
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-EXTRA_CLEAN += $(LIBKVM_OBJ) $(STATIC_LIBS)
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+LIBKVM_C := $(filter %.c,$(LIBKVM))
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+LIBKVM_S := $(filter %.S,$(LIBKVM))
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+LIBKVM_C_OBJ := $(patsubst %.c, $(OUTPUT)/%.o, $(LIBKVM_C))
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+LIBKVM_S_OBJ := $(patsubst %.S, $(OUTPUT)/%.o, $(LIBKVM_S))
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+EXTRA_CLEAN += $(LIBKVM_C_OBJ) $(LIBKVM_S_OBJ) $(STATIC_LIBS) cscope.*
34121
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-x := $(shell mkdir -p $(sort $(dir $(LIBKVM_OBJ))))
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-$(LIBKVM_OBJ): $(OUTPUT)/%.o: %.c
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+x := $(shell mkdir -p $(sort $(dir $(LIBKVM_C_OBJ) $(LIBKVM_S_OBJ))))
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+$(LIBKVM_C_OBJ): $(OUTPUT)/%.o: %.c
37124 $(CC) $(CFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c $< -o $@
38125
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-$(OUTPUT)/libkvm.a: $(LIBKVM_OBJ)
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+$(LIBKVM_S_OBJ): $(OUTPUT)/%.o: %.S
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+ $(CC) $(CFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -c $< -o $@
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+
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+LIBKVM_OBJS = $(LIBKVM_C_OBJ) $(LIBKVM_S_OBJ)
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+$(OUTPUT)/libkvm.a: $(LIBKVM_OBJS)
40131 $(AR) crs $@ $^
41132
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+x := $(shell mkdir -p $(sort $(dir $(TEST_GEN_PROGS))))
42134 all: $(STATIC_LIBS)
43135 $(TEST_GEN_PROGS): $(STATIC_LIBS)
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+
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+cscope: include_paths = $(LINUX_TOOL_INCLUDE) $(LINUX_HDR_PATH) include lib ..
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+cscope:
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+ $(RM) cscope.*
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+ (find $(include_paths) -name '*.h' \
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+ -exec realpath --relative-base=$(PWD) {} \;; \
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+ find . -name '*.c' \
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+ -exec realpath --relative-base=$(PWD) {} \;) | sort -u > cscope.files
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+ cscope -b