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authorDavid S. Miller <davem@davemloft.net>2008-03-18 00:37:55 -0700
committerDavid S. Miller <davem@davemloft.net>2008-03-18 00:37:55 -0700
commit577f99c1d08cf9cbdafd4e858dd13ff04d855090 (patch)
tree0f726bbda9b18d311d4c95198bbd96cb7ac01db0 /drivers/acpi/processor_core.c
parentiwlwifi: fix bug to show hidden APs during scan (diff)
parentMerge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 (diff)
downloadwireguard-linux-577f99c1d08cf9cbdafd4e858dd13ff04d855090.tar.xz
wireguard-linux-577f99c1d08cf9cbdafd4e858dd13ff04d855090.zip
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/wireless/rt2x00/rt2x00dev.c net/8021q/vlan_dev.c
Diffstat (limited to 'drivers/acpi/processor_core.c')
-rw-r--r--drivers/acpi/processor_core.c25
1 files changed, 14 insertions, 11 deletions
diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c
index a3cc8a98255c..36a68fa114e3 100644
--- a/drivers/acpi/processor_core.c
+++ b/drivers/acpi/processor_core.c
@@ -840,17 +840,19 @@ static int is_processor_present(acpi_handle handle)
status = acpi_evaluate_integer(handle, "_STA", NULL, &sta);
- /*
- * if a processor object does not have an _STA object,
- * OSPM assumes that the processor is present.
- */
- if (status == AE_NOT_FOUND)
- return 1;
if (ACPI_SUCCESS(status) && (sta & ACPI_STA_DEVICE_PRESENT))
return 1;
- ACPI_EXCEPTION((AE_INFO, status, "Processor Device is not present"));
+ /*
+ * _STA is mandatory for a processor that supports hot plug
+ */
+ if (status == AE_NOT_FOUND)
+ ACPI_DEBUG_PRINT((ACPI_DB_INFO,
+ "Processor does not support hot plug\n"));
+ else
+ ACPI_EXCEPTION((AE_INFO, status,
+ "Processor Device is not present"));
return 0;
}
@@ -886,8 +888,8 @@ int acpi_processor_device_add(acpi_handle handle, struct acpi_device **device)
return 0;
}
-static void
-acpi_processor_hotplug_notify(acpi_handle handle, u32 event, void *data)
+static void __ref acpi_processor_hotplug_notify(acpi_handle handle,
+ u32 event, void *data)
{
struct acpi_processor *pr;
struct acpi_device *device = NULL;
@@ -897,9 +899,10 @@ acpi_processor_hotplug_notify(acpi_handle handle, u32 event, void *data)
switch (event) {
case ACPI_NOTIFY_BUS_CHECK:
case ACPI_NOTIFY_DEVICE_CHECK:
- printk("Processor driver received %s event\n",
+ ACPI_DEBUG_PRINT((ACPI_DB_INFO,
+ "Processor driver received %s event\n",
(event == ACPI_NOTIFY_BUS_CHECK) ?
- "ACPI_NOTIFY_BUS_CHECK" : "ACPI_NOTIFY_DEVICE_CHECK");
+ "ACPI_NOTIFY_BUS_CHECK" : "ACPI_NOTIFY_DEVICE_CHECK"));
if (!is_processor_present(handle))
break;