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-rw-r--r--erts/include/internal/ethread.h18
1 files changed, 15 insertions, 3 deletions
diff --git a/erts/include/internal/ethread.h b/erts/include/internal/ethread.h
index 64f1fae6d8..54acd1295a 100644
--- a/erts/include/internal/ethread.h
+++ b/erts/include/internal/ethread.h
@@ -396,6 +396,18 @@ extern ethr_runtime_t ethr_runtime__;
#include "ethr_atomics.h" /* The atomics API */
+#if defined (ETHR_OSE_THREADS)
+static ETHR_INLINE void
+ose_yield(void)
+{
+ if (get_ptype(current_process()) == OS_PRI_PROC) {
+ set_pri(get_pri(current_process()));
+ } else {
+ delay(1);
+ }
+}
+#endif
+
#if defined(__GNUC__) && !defined(ETHR_OSE_THREADS)
# ifndef ETHR_SPIN_BODY
# if defined(__i386__) || defined(__x86_64__)
@@ -414,9 +426,9 @@ extern ethr_runtime_t ethr_runtime__;
# endif
#elif defined(ETHR_OSE_THREADS)
# ifndef ETHR_SPIN_BODY
-# define ETHR_SPIN_BODY set_pri(get_pri(current_process()))
+# define ETHR_SPIN_BODY ose_yield()
# else
-# error "OSE should use set_pri(get_pri(current_process()))"
+# error "OSE should use ose_yield()"
# endif
#endif
@@ -449,7 +461,7 @@ extern ethr_runtime_t ethr_runtime__;
# define ETHR_YIELD() (pthread_yield(), 0)
# endif
# elif defined(ETHR_OSE_THREADS)
-# define ETHR_YIELD() (set_pri(get_pri(current_process())), 0)
+# define ETHR_YIELD() (ose_yield(), 0)
# else
# define ETHR_YIELD() (ethr_compiler_barrier(), 0)
# endif