1 files changed, 5 insertions, 1 deletions

diff --git a/arch/x86/kernel/cpu/cpufreq/p4-clockmod.c b/arch/x86/kernel/cpu/cpufreq/p4-clockmod.c
index b8e05ee4f73..beea4466b06 100644
--- a/arch/x86/kernel/cpu/cpufreq/p4-clockmod.c
+++ b/arch/x86/kernel/cpu/cpufreq/p4-clockmod.c
@@ -160,6 +160,7 @@ static unsigned int cpufreq_p4_get_frequency(struct cpuinfo_x86 *c)
                 switch (c->x86_model) {
                 case 0x0E: /* Core */
                 case 0x0F: /* Core Duo */
+                case 0x16: /* Celeron Core */
                         p4clockmod_driver.flags |= CPUFREQ_CONST_LOOPS;
                         return speedstep_get_processor_frequency(SPEEDSTEP_PROCESSOR_PCORE);
                 case 0x0D: /* Pentium M (Dothan) */
@@ -171,7 +172,9 @@ static unsigned int cpufreq_p4_get_frequency(struct cpuinfo_x86 *c)
         }
 
         if (c->x86 != 0xF) {
-                printk(KERN_WARNING PFX "Unknown p4-clockmod-capable CPU. Please send an e-mail to <cpufreq@vger.kernel.org>\n");
+                if (!cpu_has(c, X86_FEATURE_EST))
+                        printk(KERN_WARNING PFX "Unknown p4-clockmod-capable CPU. "
+                                "Please send an e-mail to <cpufreq@vger.kernel.org>\n");
                 return 0;
         }
 
@@ -274,6 +277,7 @@ static struct cpufreq_driver p4clockmod_driver = {
         .name           = "p4-clockmod",
         .owner          = THIS_MODULE,
         .attr           = p4clockmod_attr,
+        .hide_interface = 1,
 };