MT bulletproofing.

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

1 files changed, 8 insertions, 2 deletions

diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index 519b8f18eedf..876aff71cd2e 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -1186,8 +1186,14 @@ void __init per_cpu_trap_init(void)
                 /* Setting vector spacing enables EI/VI mode  */
                 change_c0_intctl (0x3e0, VECTORSPACING);
         }
-        if (cpu_has_divec)
-                set_c0_cause(CAUSEF_IV);
+        if (cpu_has_divec) {
+                if (cpu_has_mipsmt) {
+                        unsigned int vpflags = dvpe();
+                        set_c0_cause(CAUSEF_IV);
+                        evpe(vpflags);
+                } else
+                        set_c0_cause(CAUSEF_IV);
+        }
 
         cpu_data[cpu].asid_cache = ASID_FIRST_VERSION;
         TLBMISS_HANDLER_SETUP();