[XFS] Fix merge failures

[pandora-kernel.git] / arch / powerpc / platforms / pseries / xics.c

diff --git a/arch/powerpc/platforms/pseries/xics.c b/arch/powerpc/platforms/pseries/xics.c
index 75a289b..f7a6902 100644 (file)
--- a/arch/powerpc/platforms/pseries/xics.c
+++ b/arch/powerpc/platforms/pseries/xics.c
@@ -744,9 +744,18 @@ static void xics_set_cpu_priority(unsigned char cppr)
 /* Have the calling processor join or leave the specified global queue */
 static void xics_set_cpu_giq(unsigned int gserver, unsigned int join)
 {
-       int status = rtas_set_indicator_fast(GLOBAL_INTERRUPT_QUEUE,
-               (1UL << interrupt_server_size) - 1 - gserver, join);
-       WARN_ON(status < 0);
+       int index;
+       int status;
+
+       if (!rtas_indicator_present(GLOBAL_INTERRUPT_QUEUE, NULL))
+               return;
+
+       index = (1UL << interrupt_server_size) - 1 - gserver;
+
+       status = rtas_set_indicator_fast(GLOBAL_INTERRUPT_QUEUE, index, join);
+
+       WARN(status < 0, "set-indicator(%d, %d, %u) returned %d\n",
+            GLOBAL_INTERRUPT_QUEUE, index, join, status);
 }
 
 void xics_setup_cpu(void)