--- a/include/my_cpu.h	2020-05-06 18:54:21.000000000 +0800
+++ b/include/my_cpu.h	2024-05-24 14:50:49.000000000 +0800
@@ -34,6 +34,19 @@
 #define HMT_medium_high() asm volatile("or 5,5,5")
 /* High priority */
 #define HMT_high() asm volatile("or 3,3,3")
+#elif defined(__POWERPC__)
+/* Very low priority */
+#define HMT_very_low() asm volatile("or r31,r31,r31")
+/* Low priority */
+#define HMT_low() asm volatile("or r1,r1,r1")
+/* Medium low priority */
+#define HMT_medium_low() asm volatile("or r6,r6,r6")
+/* Medium priority */
+#define HMT_medium() asm volatile("or r2,r2,r2")
+/* Medium high priority */
+#define HMT_medium_high() asm volatile("or r5,r5,r5")
+/* High priority */
+#define HMT_high() asm volatile("or r3,r3,r3")
 #else
 #define HMT_very_low()
 #define HMT_low()

--- a/packaging/rpm-oel/my_config.h	2020-05-06 18:54:22.000000000 +0800
+++ b/packaging/rpm-oel/my_config.h	2024-05-24 14:53:59.000000000 +0800
@@ -11,9 +11,9 @@
 #include "my_config_i386.h"
 #elif defined(__ia64__)
 #include "my_config_ia64.h"
-#elif defined(__powerpc__)
+#elif defined(__powerpc__) || defined(__ppc__)
 #include "my_config_ppc.h"
-#elif defined(__powerpc64__)
+#elif defined(__powerpc64__) || defined(__ppc64__)
 #include "my_config_ppc64.h"
 #elif defined(__s390x__)
 #include "my_config_s390x.h"

--- a/storage/innobase/os/os0sync.c	2020-05-06 18:54:22.000000000 +0800
+++ b/storage/innobase/os/os0sync.c	2024-05-24 14:56:58.000000000 +0800
@@ -900,7 +900,7 @@
 	LeaveCriticalSection(fast_mutex);
 #else
 	pthread_mutex_unlock(fast_mutex);
-#ifdef __powerpc__
+#if defined(__powerpc__) || defined(__POWERPC__)
 	os_mb;
 #endif
 #endif

--- a/storage/innobase/sync/sync0sync.c	2020-05-06 18:54:22.000000000 +0800
+++ b/storage/innobase/sync/sync0sync.c	2024-05-24 14:57:41.000000000 +0800
@@ -594,7 +594,7 @@
 	mutex_set_waiters(mutex, 1);
 
 	/* Make sure waiters store won't pass over mutex_test_and_set */
-#ifdef __powerpc__
+#if defined(__powerpc__) || defined(__POWERPC__)
 	os_mb;
 #endif
 

--- a/storage/xtradb/include/os0sync.h	2020-05-06 18:54:23.000000000 +0800
+++ b/storage/xtradb/include/os0sync.h	2024-05-24 14:58:17.000000000 +0800
@@ -345,7 +345,7 @@
 /**********************************************************//**
 Returns the old value of *ptr, atomically sets *ptr to new_val */
 
-#if defined(__powerpc__) || defined(__aarch64__)
+#if defined(__powerpc__) || defined(__POWERPC__) || defined(__aarch64__)
 /*
   os_atomic_test_and_set_byte_release() should imply a release barrier before
   setting, and a full barrier after. But __sync_lock_test_and_set() is only

--- a/storage/xtradb/os/os0sync.c	2020-05-06 18:54:23.000000000 +0800
+++ b/storage/xtradb/os/os0sync.c	2024-05-24 14:59:35.000000000 +0800
@@ -882,7 +882,7 @@
 	LeaveCriticalSection(fast_mutex);
 #else
 	pthread_mutex_unlock(fast_mutex);
-#ifdef __powerpc__
+#if defined(__powerpc__) || defined(__POWERPC__)
 	os_mb;
 #endif
 #endif

--- a/storage/xtradb/sync/sync0sync.c	2020-05-06 18:54:23.000000000 +0800
+++ b/storage/xtradb/sync/sync0sync.c	2024-05-24 15:00:05.000000000 +0800
@@ -589,7 +589,7 @@
 	mutex_set_waiters(mutex, 1);
 
 	/* Make sure waiters store won't pass over mutex_test_and_set */
-#ifdef __powerpc__
+#if defined(__powerpc__) || defined(__POWERPC__)
 	os_mb;
 #endif