When build kvm selftests to an specified directory with make OUTPUT=/home/lxy/kvm-selftests it encouters following error： /usr/bin/ld: cannot open output file /home/lxy/kvm-selftests/x86_64/cr4_cpuid_sync_test: No such file or directory collect2: error: ld returned 1 exit status make: *** [../lib.mk:141: /home/lxy/kvm-selftests/x86_64/cr4_cpuid_sync_test] Error 1 Use "mkdir -p" to create the directory to fix this issue. Signed-off-by: Xiaoyao Li <xiaoyao.li@xxxxxxxxx> --- tools/testing/selftests/kvm/Makefile | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/testing/selftests/kvm/Makefile b/tools/testing/selftests/kvm/Makefile index 67abc1dd50ee..91b41092def6 100644 --- a/tools/testing/selftests/kvm/Makefile +++ b/tools/testing/selftests/kvm/Makefile @@ -65,6 +65,7 @@ LDFLAGS += -pthread $(no-pie-option) $(pgste-option) # After inclusion, $(OUTPUT) is defined and # $(TEST_GEN_PROGS) starts with $(OUTPUT)/ include ../lib.mk +x := $(shell mkdir -p $(sort $(dir $(TEST_GEN_PROGS)))) STATIC_LIBS := $(OUTPUT)/libkvm.a LIBKVM_OBJ := $(patsubst %.c, $(OUTPUT)/%.o, $(LIBKVM)) -- 2.20.1
