2e9a972566
Provide a very basic selftest for getcpu() which similarly to our existing test for gettimeofday() looks up the function in the vDSO and prints the results it gets if the function exists and succeeds. Signed-off-by: Mark Brown <broonie@kernel.org> Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
28 lines
871 B
Makefile
28 lines
871 B
Makefile
# SPDX-License-Identifier: GPL-2.0
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include ../lib.mk
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uname_M := $(shell uname -m 2>/dev/null || echo not)
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ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/x86/ -e s/x86_64/x86/)
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TEST_GEN_PROGS := $(OUTPUT)/vdso_test_gettimeofday $(OUTPUT)/vdso_test_getcpu
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ifeq ($(ARCH),x86)
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TEST_GEN_PROGS += $(OUTPUT)/vdso_standalone_test_x86
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endif
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ifndef CROSS_COMPILE
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CFLAGS := -std=gnu99
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CFLAGS_vdso_standalone_test_x86 := -nostdlib -fno-asynchronous-unwind-tables -fno-stack-protector
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ifeq ($(CONFIG_X86_32),y)
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LDLIBS += -lgcc_s
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endif
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all: $(TEST_GEN_PROGS)
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$(OUTPUT)/vdso_test_gettimeofday: parse_vdso.c vdso_test_gettimeofday.c
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$(OUTPUT)/vdso_test_getcpu: parse_vdso.c vdso_test_getcpu.c
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$(OUTPUT)/vdso_standalone_test_x86: vdso_standalone_test_x86.c parse_vdso.c
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$(CC) $(CFLAGS) $(CFLAGS_vdso_standalone_test_x86) \
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vdso_standalone_test_x86.c parse_vdso.c \
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-o $@
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endif
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