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-rw-r--r--drivers/acpi/device_sysfs.c6
-rw-r--r--include/acpi/acpi_bus.h2
2 files changed, 5 insertions, 3 deletions
diff --git a/drivers/acpi/device_sysfs.c b/drivers/acpi/device_sysfs.c
index 8940054d6250..78c2653bf020 100644
--- a/drivers/acpi/device_sysfs.c
+++ b/drivers/acpi/device_sysfs.c
@@ -428,8 +428,10 @@ static ssize_t acpi_device_adr_show(struct device *dev,
{
struct acpi_device *acpi_dev = to_acpi_device(dev);
- return sprintf(buf, "0x%08x\n",
- (unsigned int)(acpi_dev->pnp.bus_address));
+ if (acpi_dev->pnp.bus_address > U32_MAX)
+ return sprintf(buf, "0x%016llx\n", acpi_dev->pnp.bus_address);
+ else
+ return sprintf(buf, "0x%08llx\n", acpi_dev->pnp.bus_address);
}
static DEVICE_ATTR(adr, 0444, acpi_device_adr_show, NULL);
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index 2a462cf4eaa9..52d4375bde9d 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -230,7 +230,7 @@ struct acpi_device_dir {
/* Plug and Play */
typedef char acpi_bus_id[8];
-typedef unsigned long acpi_bus_address;
+typedef u64 acpi_bus_address;
typedef char acpi_device_name[40];
typedef char acpi_device_class[20];