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-rw-r--r--tools/testing/selftests/x86/Makefile2
-rw-r--r--tools/testing/selftests/x86/single_step_syscall.c5
2 files changed, 6 insertions, 1 deletions
diff --git a/tools/testing/selftests/x86/Makefile b/tools/testing/selftests/x86/Makefile
index 91fbfa8fdc15..73b8ef665c98 100644
--- a/tools/testing/selftests/x86/Makefile
+++ b/tools/testing/selftests/x86/Makefile
@@ -30,11 +30,13 @@ CAN_BUILD_X86_64 := $(shell ./check_cc.sh $(CC) trivial_64bit_program.c)
ifeq ($(CAN_BUILD_I386),1)
all: all_32
TEST_PROGS += $(BINARIES_32)
+EXTRA_CFLAGS += -DCAN_BUILD_32
endif
ifeq ($(CAN_BUILD_X86_64),1)
all: all_64
TEST_PROGS += $(BINARIES_64)
+EXTRA_CFLAGS += -DCAN_BUILD_64
endif
all_32: $(BINARIES_32)
diff --git a/tools/testing/selftests/x86/single_step_syscall.c b/tools/testing/selftests/x86/single_step_syscall.c
index a48da95c18fd..ddfdd635de16 100644
--- a/tools/testing/selftests/x86/single_step_syscall.c
+++ b/tools/testing/selftests/x86/single_step_syscall.c
@@ -119,7 +119,9 @@ static void check_result(void)
int main()
{
+#ifdef CAN_BUILD_32
int tmp;
+#endif
sethandler(SIGTRAP, sigtrap, 0);
@@ -139,12 +141,13 @@ int main()
: : "c" (post_nop) : "r11");
check_result();
#endif
-
+#ifdef CAN_BUILD_32
printf("[RUN]\tSet TF and check int80\n");
set_eflags(get_eflags() | X86_EFLAGS_TF);
asm volatile ("int $0x80" : "=a" (tmp) : "a" (SYS_getpid)
: INT80_CLOBBERS);
check_result();
+#endif
/*
* This test is particularly interesting if fast syscalls use