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path: root/drivers/acpi/pci_root.c
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Diffstat (limited to 'drivers/acpi/pci_root.c')
-rw-r--r--drivers/acpi/pci_root.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c
index 0ac546d5e53f..5ff173066127 100644
--- a/drivers/acpi/pci_root.c
+++ b/drivers/acpi/pci_root.c
@@ -646,6 +646,7 @@ static void handle_root_bridge_insertion(acpi_handle handle)
static void handle_root_bridge_removal(struct acpi_device *device)
{
+ acpi_status status;
struct acpi_eject_event *ej_event;
ej_event = kmalloc(sizeof(*ej_event), GFP_KERNEL);
@@ -661,7 +662,9 @@ static void handle_root_bridge_removal(struct acpi_device *device)
ej_event->device = device;
ej_event->event = ACPI_NOTIFY_EJECT_REQUEST;
- acpi_bus_hot_remove_device(ej_event);
+ status = acpi_os_hotplug_execute(acpi_bus_hot_remove_device, ej_event);
+ if (ACPI_FAILURE(status))
+ kfree(ej_event);
}
static void _handle_hotplug_event_root(struct work_struct *work)
@@ -676,8 +679,9 @@ static void _handle_hotplug_event_root(struct work_struct *work)
handle = hp_work->handle;
type = hp_work->type;
- root = acpi_pci_find_root(handle);
+ acpi_scan_lock_acquire();
+ root = acpi_pci_find_root(handle);
acpi_get_name(handle, ACPI_FULL_PATHNAME, &buffer);
switch (type) {
@@ -711,6 +715,7 @@ static void _handle_hotplug_event_root(struct work_struct *work)
break;
}
+ acpi_scan_lock_release();
kfree(hp_work); /* allocated in handle_hotplug_event_bridge */
kfree(buffer.pointer);
}