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acpiphp: do not initialize existing ioapics 

Currently acpiphp initializes all ioapics under the bus on which
hot-add event occured. It also initializes already working ioapics.
This patch fixes this bug.

Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: MUNEDA Takahiro <muneda.takahiro@jp.fujitsu.com>
Signed-off-by: Satoru Takeuchi <takeuchi_satoru@jp.fujitsu.com>
Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Satoru Takeuchi 2006-09-12 10:15:10 -07:00 committed by Greg Kroah-Hartman
parent b99feebe59
commit 9b1d19ee86
1 changed files with 3 additions and 1 deletions
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4
drivers/pci/hotplug/acpiphp_glue.c
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@ -841,6 +841,7 @@ ioapic_add(acpi_handle handle, u32 lvl, void *context, void **rv)
static int acpiphp_configure_ioapics(acpi_handle handle)
{
ioapic_add(handle, 0, NULL, NULL);
acpi_walk_namespace(ACPI_TYPE_DEVICE, handle,
ACPI_UINT32_MAX, ioapic_add, NULL, NULL);
return 0;
@ -1075,7 +1076,8 @@ static int enable_device(struct acpiphp_slot *slot)
pci_bus_assign_resources(bus);
acpiphp_sanitize_bus(bus);
acpiphp_set_hpp_values(slot->bridge->handle, bus);
acpiphp_configure_ioapics(slot->bridge->handle);
list_for_each_entry(func, &slot->funcs, sibling)
acpiphp_configure_ioapics(func->handle);
pci_enable_bridges(bus);
pci_bus_add_devices(bus);