From 6264b14804bbe21f13d4691160b45e208286abaa Mon Sep 17 00:00:00 2001 From: Joel Sherrill Date: Mon, 3 Jul 2023 10:32:53 -0500 Subject: Revert accidentally committed "Remove unused _IO_Relax" Sebastian has agreed to move this out of score. I should have removed this patch from my tree but accidentally committed it with another patch. --- cpukit/include/rtems/score/io.h | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'cpukit/include/rtems/score') diff --git a/cpukit/include/rtems/score/io.h b/cpukit/include/rtems/score/io.h index 7fe69841e8..9cd401eb1d 100644 --- a/cpukit/include/rtems/score/io.h +++ b/cpukit/include/rtems/score/io.h @@ -133,6 +133,14 @@ int _IO_Base64url( int wordlen ); +/** + * @brief Issues a couple of no-operation instructions. + * + * This function may be used to burn a couple of processor cycles with minimum + * impact on the system bus. It may be used in busy wait loops. + */ +void _IO_Relax( void ); + /** @} */ #ifdef __cplusplus -- cgit v1.2.3