powerpc: Fix interrupt thread dispatch

Update #2751.
2017-03-02 11:54:58 +01:00
parent 1f618ab00f
commit 09dab28da0
1 changed files with 1 additions and 2 deletions
--- a/c/src/lib/libcpu/powerpc/new-exceptions/bspsupport/ppc_exc_async_normal.S
+++ b/c/src/lib/libcpu/powerpc/new-exceptions/bspsupport/ppc_exc_async_normal.S
@@ -346,9 +346,8 @@ ppc_exc_wrap_async_normal:
 	/* Disable interrupts */
 	wrteei	0

-#ifdef RTEMS_SMP
+	/* SELF_CPU_REGISTER is volatile, we must set it again */
 	GET_SELF_CPU_CONTROL	SELF_CPU_REGISTER
-#endif

 	/* Check if we have to do the thread dispatch again */
 	lbz	SCRATCH_0_REGISTER, PER_CPU_DISPATCH_NEEDED(SELF_CPU_REGISTER)