M7350/oe-core/meta/recipes-kernel/sysprof/files/rmb-arm.patch
2024-09-09 08:52:07 +00:00

22 lines
580 B
Diff

Upstream-Status: Pending
Index: git/util.h
===================================================================
--- git.orig/util.h 2010-12-07 22:41:57.156243001 -0600
+++ git/util.h 2010-12-07 22:43:47.616243002 -0600
@@ -37,4 +37,13 @@
#define cpu_relax() asm volatile("" ::: "memory");
#endif
+#ifdef __arm__
+/*
+ * Use the __kuser_memory_barrier helper in the CPU helper page. See
+ * arch/arm/kernel/entry-armv.S in the kernel source for details.
+ */
+#define rmb() ((void(*)(void))0xffff0fa0)()
+#define cpu_relax() asm volatile("":::"memory")
+#endif
+
#endif