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Commit 2263576c authored by Lin Ming's avatar Lin Ming Committed by Len Brown
Browse files

ACPICA: Add post-order callback to acpi_walk_namespace 

The existing interface only has a pre-order callback. This change
adds an additional parameter for a post-order callback which will
be more useful for bus scans. ACPICA BZ 779.

Also update the external calls to acpi_walk_namespace.

http://www.acpica.org/bugzilla/show_bug.cgi?id=779



Signed-off-by: default avatarLin Ming <ming.m.lin@intel.com>
Signed-off-by: default avatarBob Moore <robert.moore@intel.com>
Signed-off-by: default avatarLen Brown <len.brown@intel.com>
parent 7d5d05d0

arch/ia64/sn/kernel/io_acpi_init.c

+1 −1
Original line number Diff line number Diff line
@@ -390,7 +390,7 @@ sn_acpi_get_pcidev_info(struct pci_dev *dev, struct pcidev_info **pcidev_info, 
	pcidev_match.handle = NULL;



	acpi_walk_namespace(ACPI_TYPE_DEVICE, rootbus_handle, ACPI_UINT32_MAX,

			    find_matching_device, &pcidev_match, NULL);

			    find_matching_device, NULL, &pcidev_match, NULL);



	if (!pcidev_match.handle) {

		printk(KERN_ERR

arch/x86/kernel/cpu/cpufreq/longhaul.c

+1 −1
Original line number Diff line number Diff line
@@ -885,7 +885,7 @@ static int __init longhaul_cpu_init(struct cpufreq_policy *policy) 


	/* Find ACPI data for processor */

	acpi_walk_namespace(ACPI_TYPE_PROCESSOR, ACPI_ROOT_OBJECT,

				ACPI_UINT32_MAX, &longhaul_walk_callback,

				ACPI_UINT32_MAX, &longhaul_walk_callback, NULL,

				NULL, (void *)&pr);



	/* Check ACPI support for C3 state */

drivers/acpi/acpi_memhotplug.c

+2 −2
Original line number Diff line number Diff line
@@ -537,7 +537,7 @@ static int __init acpi_memory_device_init(void) 


	status = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,

				     ACPI_UINT32_MAX,

				     acpi_memory_register_notify_handler,

				     acpi_memory_register_notify_handler, NULL,

				     NULL, NULL);



	if (ACPI_FAILURE(status)) {
@@ -561,7 +561,7 @@ static void __exit acpi_memory_device_exit(void) 
	 */

	status = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,

				     ACPI_UINT32_MAX,

				     acpi_memory_deregister_notify_handler,

				     acpi_memory_deregister_notify_handler, NULL,

				     NULL, NULL);



	if (ACPI_FAILURE(status))

drivers/acpi/acpica/acnamesp.h

+2 −1
Original line number Diff line number Diff line
@@ -104,7 +104,8 @@ acpi_ns_walk_namespace(acpi_object_type type, 
		       acpi_handle start_object,

		       u32 max_depth,

		       u32 flags,

		       acpi_walk_callback user_function,

		       acpi_walk_callback pre_order_visit,

		       acpi_walk_callback post_order_visit,

		       void *context, void **return_value);



struct acpi_namespace_node *acpi_ns_get_next_node(struct acpi_namespace_node

drivers/acpi/acpica/dsinit.c

+1 −1
Original line number Diff line number Diff line
@@ -192,7 +192,7 @@ acpi_ds_initialize_objects(u32 table_index, 
	status =

	    acpi_ns_walk_namespace(ACPI_TYPE_ANY, start_node, ACPI_UINT32_MAX,

				   ACPI_NS_WALK_UNLOCK, acpi_ds_init_one_object,

				   &info, NULL);

				   NULL, &info, NULL);

	if (ACPI_FAILURE(status)) {

		ACPI_EXCEPTION((AE_INFO, status, "During WalkNamespace"));

	}