X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/cb3231590a3c94ab4375e2228bd5e86b0cf1ad7e..ea3f04195ba4a5034c9c8e9b726d4f7ce96f1832:/iokit/Kernel/IOInterruptController.cpp

diff --git a/iokit/Kernel/IOInterruptController.cpp b/iokit/Kernel/IOInterruptController.cpp
index 18441e5ce..664890442 100644
--- a/iokit/Kernel/IOInterruptController.cpp
+++ b/iokit/Kernel/IOInterruptController.cpp
@@ -317,7 +317,9 @@ IOInterruptController::enableInterrupt(IOService *nub, int source)
 		}
 		if (vector->interruptDisabledHard) {
 			vector->interruptDisabledHard = 0;
-
+#if !defined(__i386__) && !defined(__x86_64__)
+			OSMemoryBarrier();
+#endif
 			enableVector(vectorNumber, vector);
 		}
 	}