3 files changed, 5 insertions, 2 deletions

diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index d615b7d69bca..431ab11c8c1b 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -161,7 +161,7 @@ static void lapic_timer_check_state(int state, struct acpi_processor *pr,
         if (cpu_has(&cpu_data(pr->id), X86_FEATURE_ARAT))
                 return;
 
-        if (c1e_detected)
+        if (amd_e400_c1e_detected)
                 type = ACPI_STATE_C1;
 
         /*
diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index db8f88586c8d..98de8f418676 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -1038,6 +1038,7 @@ static void floppy_disable_hlt(void)
 {
         unsigned long flags;
 
+        WARN_ONCE(1, "floppy_disable_hlt() scheduled for removal in 2012");
         spin_lock_irqsave(&floppy_hlt_lock, flags);
         if (!hlt_disabled) {
                 hlt_disabled = 1;
diff --git a/drivers/cpuidle/governors/menu.c b/drivers/cpuidle/governors/menu.c
index f508690eb958..c47f3d09c1ee 100644
--- a/drivers/cpuidle/governors/menu.c
+++ b/drivers/cpuidle/governors/menu.c
@@ -237,6 +237,7 @@ static int menu_select(struct cpuidle_device *dev)
         unsigned int power_usage = -1;
         int i;
         int multiplier;
+        struct timespec t;
 
         if (data->needs_update) {
                 menu_update(dev);
@@ -251,8 +252,9 @@ static int menu_select(struct cpuidle_device *dev)
                 return 0;
 
         /* determine the expected residency time, round up */
+        t = ktime_to_timespec(tick_nohz_get_sleep_length());
         data->expected_us =
-            DIV_ROUND_UP((u32)ktime_to_ns(tick_nohz_get_sleep_length()), 1000);
+                t.tv_sec * USEC_PER_SEC + t.tv_nsec / NSEC_PER_USEC;
 
 
         data->bucket = which_bucket(data->expected_us);