[SPARC64]: Add irqtrace/stacktrace/lockdep support.

Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 16 insertions, 4 deletions

diff --git a/arch/sparc64/kernel/sun4v_ivec.S b/arch/sparc64/kernel/sun4v_ivec.S
index 49703c3c5769..405855dd886b 100644
--- a/arch/sparc64/kernel/sun4v_ivec.S
+++ b/arch/sparc64/kernel/sun4v_ivec.S
@@ -190,7 +190,10 @@ sun4v_res_mondo:
         mov     %g1, %g4
         ba,pt   %xcc, etrap_irq
          rd     %pc, %g7
-
+#ifdef CONFIG_TRACE_IRQFLAGS
+        call            trace_hardirqs_off
+         nop
+#endif
         /* Log the event.  */
         add     %sp, PTREGS_OFF, %o0
         call    sun4v_resum_error
@@ -216,7 +219,10 @@ sun4v_res_mondo_queue_full:
         wrpr    %g0, 15, %pil
         ba,pt   %xcc, etrap_irq
          rd     %pc, %g7
-
+#ifdef CONFIG_TRACE_IRQFLAGS
+        call            trace_hardirqs_off
+         nop
+#endif
         call    sun4v_resum_overflow
          add    %sp, PTREGS_OFF, %o0
 
@@ -295,7 +301,10 @@ sun4v_nonres_mondo:
         mov     %g1, %g4
         ba,pt   %xcc, etrap_irq
          rd     %pc, %g7
-
+#ifdef CONFIG_TRACE_IRQFLAGS
+        call            trace_hardirqs_off
+         nop
+#endif
         /* Log the event.  */
         add     %sp, PTREGS_OFF, %o0
         call    sun4v_nonresum_error
@@ -321,7 +330,10 @@ sun4v_nonres_mondo_queue_full:
         wrpr    %g0, 15, %pil
         ba,pt   %xcc, etrap_irq
          rd     %pc, %g7
-
+#ifdef CONFIG_TRACE_IRQFLAGS
+        call            trace_hardirqs_off
+         nop
+#endif
         call    sun4v_nonresum_overflow
          add    %sp, PTREGS_OFF, %o0