5 files changed, 15 insertions, 4 deletions

diff --git a/drivers/acpi/bay.c b/drivers/acpi/bay.c
index 26038c2a2a71..61b6c5beb2d3 100644
--- a/drivers/acpi/bay.c
+++ b/drivers/acpi/bay.c
@@ -377,6 +377,9 @@ static int __init bay_init(void)
 
         INIT_LIST_HEAD(&drive_bays);
 
+        if (acpi_disabled)
+                return -ENODEV;
+
         /* look for dockable drive bays */
         acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
                 ACPI_UINT32_MAX, find_bay, &bays, NULL);
diff --git a/drivers/acpi/dock.c b/drivers/acpi/dock.c
index 96c542f7fded..bb7c51f712bd 100644
--- a/drivers/acpi/dock.c
+++ b/drivers/acpi/dock.c
@@ -917,6 +917,9 @@ static int __init dock_init(void)
 
         dock_station = NULL;
 
+        if (acpi_disabled)
+                return 0;
+
         /* look for a dock station */
         acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
                             ACPI_UINT32_MAX, find_dock, &num, NULL);
diff --git a/drivers/acpi/glue.c b/drivers/acpi/glue.c
index 2808dc60fd67..9b227d4dc9c9 100644
--- a/drivers/acpi/glue.c
+++ b/drivers/acpi/glue.c
@@ -333,6 +333,9 @@ static int __init acpi_rtc_init(void)
 {
         struct device *dev = get_rtc_dev();
 
+        if (acpi_disabled)
+                return 0;
+
         if (dev) {
                 rtc_wake_setup();
                 rtc_info.wake_on = rtc_wake_on;
diff --git a/drivers/acpi/sleep/main.c b/drivers/acpi/sleep/main.c
index c3b0cd88d09f..495c63a3e0af 100644
--- a/drivers/acpi/sleep/main.c
+++ b/drivers/acpi/sleep/main.c
@@ -36,9 +36,8 @@ static int acpi_sleep_prepare(u32 acpi_state)
                 if (!acpi_wakeup_address) {
                         return -EFAULT;
                 }
-                acpi_set_firmware_waking_vector((acpi_physical_address)
-                                                virt_to_phys((void *)
-                                                             acpi_wakeup_address));
+                acpi_set_firmware_waking_vector(
+                                (acpi_physical_address)acpi_wakeup_address);
 
         }
         ACPI_FLUSH_CPU_CACHE();
diff --git a/drivers/acpi/sleep/proc.c b/drivers/acpi/sleep/proc.c
index 224c57c03381..4ebbba2b6b19 100644
--- a/drivers/acpi/sleep/proc.c
+++ b/drivers/acpi/sleep/proc.c
@@ -315,8 +315,11 @@ acpi_system_write_alarm(struct file *file,
                 cmos_bcd_write(day, acpi_gbl_FADT.day_alarm, rtc_control);
         if (acpi_gbl_FADT.month_alarm)
                 cmos_bcd_write(mo, acpi_gbl_FADT.month_alarm, rtc_control);
-        if (acpi_gbl_FADT.century)
+        if (acpi_gbl_FADT.century) {
+                if (adjust)
+                        yr += cmos_bcd_read(acpi_gbl_FADT.century, rtc_control) * 100;
                 cmos_bcd_write(yr / 100, acpi_gbl_FADT.century, rtc_control);
+        }
         /* enable the rtc alarm interrupt */
         rtc_control |= RTC_AIE;
         CMOS_WRITE(rtc_control, RTC_CONTROL);