[SPARC64]: Fix hypervisor TLB operation error reporting.

1) Trap level wasn't being passed down properly, we need to
   move it from %l4 into the correct outgoing arg register.

2) Although the TPC often provides the most direct clue, we
   have the caller PC so we should provide that as well.

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

1 files changed, 2 insertions, 0 deletions

diff --git a/arch/sparc64/kernel/sun4v_tlb_miss.S b/arch/sparc64/kernel/sun4v_tlb_miss.S
index 9871dbb1ab42..fd9430562e0b 100644
--- a/arch/sparc64/kernel/sun4v_tlb_miss.S
+++ b/arch/sparc64/kernel/sun4v_tlb_miss.S
@@ -215,6 +215,7 @@ sun4v_itlb_error:
 
 1:      ba,pt   %xcc, etrap
 2:       or     %g7, %lo(2b), %g7
+        mov     %l4, %o1
         call    sun4v_itlb_error_report
          add    %sp, PTREGS_OFF, %o0
 
@@ -241,6 +242,7 @@ sun4v_dtlb_error:
 
 1:      ba,pt   %xcc, etrap
 2:       or     %g7, %lo(2b), %g7
+        mov     %l4, %o1
         call    sun4v_dtlb_error_report
          add    %sp, PTREGS_OFF, %o0