From: Thiago Jung Bauermann <bauerman@xxxxxxxxxxxxx>
This will help us ensure we print pkey_reg_t values correctly in
different architectures.
Signed-off-by: Thiago Jung Bauermann <bauerman@xxxxxxxxxxxxx>
Signed-off-by: Sandipan Das <sandipan@xxxxxxxxxxxxx>
Acked-by: Dave Hansen <dave.hansen@xxxxxxxxx>
---
tools/testing/selftests/vm/pkey-helpers.h | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/tools/testing/selftests/vm/pkey-helpers.h b/tools/testing/selftests/vm/pkey-helpers.h
index 3ed2f021bf7a0..7f18a82e54fc8 100644
--- a/tools/testing/selftests/vm/pkey-helpers.h
+++ b/tools/testing/selftests/vm/pkey-helpers.h
@@ -27,6 +27,10 @@
#define DPRINT_IN_SIGNAL_BUF_SIZE 4096
extern int dprint_in_signal;
extern char dprint_in_signal_buffer[DPRINT_IN_SIGNAL_BUF_SIZE];
+
+#ifdef __GNUC__
+__attribute__((format(printf, 1, 2)))
+#endif
static inline void sigsafe_printf(const char *format, ...)
{
va_list ap;
--
2.17.1
