From: Thiago Jung Bauermann bauerman@linux.ibm.com
This will help us ensure we print pkey_reg_t values correctly in different architectures.
Signed-off-by: Thiago Jung Bauermann bauerman@linux.ibm.com Signed-off-by: Sandipan Das sandipan@linux.ibm.com --- 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 3ed2f021bf7a..7f18a82e54fc 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;