From: Satoru Takeuchi Date: Tue, 12 Sep 2006 17:15:10 +0000 (-0700) Subject: acpiphp: do not initialize existing ioapics X-Git-Tag: upstream/snapshot3+hdmi~38066^2~7 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=9b1d19ee86746618a8b43d2aaef8319c01af1514;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git 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 Signed-off-by: MUNEDA Takahiro Signed-off-by: Satoru Takeuchi Signed-off-by: Kristen Carlson Accardi Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c index 7cc782f..c1001ad 100644 --- a/drivers/pci/hotplug/acpiphp_glue.c +++ b/drivers/pci/hotplug/acpiphp_glue.c @@ -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);