sparc64: Make %pil level 15 a pseudo-NMI.
So that we can profile code even in a local_irq_disable() section,
only write 14 (instead of 15) into the %pil register to disable IRQs.
This allows PIL level 15 to serve as a pseudo NMI.
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/mm/ultra.S b/arch/sparc/mm/ultra.S
index e4c146f..80c788e 100644
--- a/arch/sparc/mm/ultra.S
+++ b/arch/sparc/mm/ultra.S
@@ -466,7 +466,7 @@
.previous
rdpr %pil, %g2
- wrpr %g0, 15, %pil
+ wrpr %g0, PIL_NORMAL_MAX, %pil
sethi %hi(109f), %g7
b,pt %xcc, etrap_irq
109: or %g7, %lo(109b), %g7
@@ -688,7 +688,7 @@
.previous
rdpr %pil, %g2
- wrpr %g0, 15, %pil
+ wrpr %g0, PIL_NORMAL_MAX, %pil
sethi %hi(109f), %g7
ba,pt %xcc, etrap_irq
109: or %g7, %lo(109b), %g7