1 files changed, 13 insertions, 0 deletions

diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
index 9be68091bdf2..5465dc183e5a 100644
--- a/arch/mips/kernel/cpu-probe.c
+++ b/arch/mips/kernel/cpu-probe.c
@@ -291,6 +291,17 @@ static inline unsigned int decode_config4(struct cpuinfo_mips *c)
         return config4 & MIPS_CONF_M;
 }
 
+static inline unsigned int decode_config5(struct cpuinfo_mips *c)
+{
+        unsigned int config5;
+
+        config5 = read_c0_config5();
+        config5 &= ~MIPS_CONF5_UFR;
+        write_c0_config5(config5);
+
+        return config5 & MIPS_CONF_M;
+}
+
 static void decode_configs(struct cpuinfo_mips *c)
 {
         int ok;
@@ -311,6 +322,8 @@ static void decode_configs(struct cpuinfo_mips *c)
                 ok = decode_config3(c);
         if (ok)
                 ok = decode_config4(c);
+        if (ok)
+                ok = decode_config5(c);
 
         mips_probe_watch_registers(c);