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-rw-r--r--drivers/acpi/pci_root.c19
-rw-r--r--include/acpi/acpi_bus.h1
2 files changed, 1 insertions, 19 deletions
diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c
index 852fb96f94e5..18b7ab2dee4f 100644
--- a/drivers/acpi/pci_root.c
+++ b/drivers/acpi/pci_root.c
@@ -65,10 +65,6 @@ static struct acpi_scan_handler pci_root_handler = {
.detach = acpi_pci_root_remove,
};
-/* Lock to protect both acpi_pci_roots lists */
-static DEFINE_MUTEX(acpi_pci_root_lock);
-static LIST_HEAD(acpi_pci_roots);
-
static DEFINE_MUTEX(osc_lock);
/**
@@ -423,7 +419,6 @@ static int acpi_pci_root_add(struct acpi_device *device,
}
}
- INIT_LIST_HEAD(&root->node);
root->device = device;
root->segment = segment & 0xFFFF;
strcpy(acpi_device_name(device), ACPI_PCI_ROOT_DEVICE_NAME);
@@ -447,10 +442,6 @@ static int acpi_pci_root_add(struct acpi_device *device,
* TBD: Need PCI interface for enumeration/configuration of roots.
*/
- mutex_lock(&acpi_pci_root_lock);
- list_add_tail(&root->node, &acpi_pci_roots);
- mutex_unlock(&acpi_pci_root_lock);
-
/*
* Scan the Root Bridge
* --------------------
@@ -464,7 +455,7 @@ static int acpi_pci_root_add(struct acpi_device *device,
"Bus %04x:%02x not present in PCI namespace\n",
root->segment, (unsigned int)root->secondary.start);
result = -ENODEV;
- goto out_del_root;
+ goto end;
}
/* Indicate support for various _OSC capabilities. */
@@ -545,11 +536,6 @@ static int acpi_pci_root_add(struct acpi_device *device,
pci_bus_add_devices(root->bus);
return 1;
-out_del_root:
- mutex_lock(&acpi_pci_root_lock);
- list_del(&root->node);
- mutex_unlock(&acpi_pci_root_lock);
-
end:
kfree(root);
return result;
@@ -566,9 +552,6 @@ static void acpi_pci_root_remove(struct acpi_device *device)
pci_remove_root_bus(root->bus);
- mutex_lock(&acpi_pci_root_lock);
- list_del(&root->node);
- mutex_unlock(&acpi_pci_root_lock);
kfree(root);
}
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index 98db31d9f9b4..af0f840f77c8 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -472,7 +472,6 @@ int register_acpi_bus_type(struct acpi_bus_type *);
int unregister_acpi_bus_type(struct acpi_bus_type *);
struct acpi_pci_root {
- struct list_head node;
struct acpi_device * device;
struct pci_bus *bus;
u16 segment;