Avoid tlbw* hazards for the R4600/R4700/R5000.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

1 files changed, 6 insertions, 1 deletions

diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c
index 19bf0cc40917..3b737fafb9b5 100644
--- a/arch/mips/mm/tlbex.c
+++ b/arch/mips/mm/tlbex.c
@@ -827,11 +827,16 @@ static __init void build_tlb_write_entry(u32 **p, struct label **l,
                 i_nop(p);
                 break;
 
-        case CPU_R4300:
         case CPU_R4600:
         case CPU_R4700:
         case CPU_R5000:
         case CPU_R5000A:
+                i_nop(p);
+                tlbw(p);
+                i_nop(p);
+                break;
+
+        case CPU_R4300:
         case CPU_5KC:
         case CPU_TX49XX:
         case CPU_AU1000: