Force pci=noacpi on HP XW9300 This is needed to see all devices. The system has multiple PCI segments and we don't handle that properly yet in ACPI. Cc: len.brown@intel.com Cc: gregkh@suse.de Signed-off-by: Andi Kleen --- arch/i386/kernel/acpi/boot.c | 8 ++++++++ 1 files changed, 8 insertions(+) Index: linux/arch/i386/kernel/acpi/boot.c =================================================================== --- linux.orig/arch/i386/kernel/acpi/boot.c +++ linux/arch/i386/kernel/acpi/boot.c @@ -1074,6 +1074,14 @@ static struct dmi_system_id __initdata a DMI_MATCH(DMI_PRODUCT_NAME, "HP xw9300 Workstation"), }, }, + { + .callback = disable_acpi_pci, + .ident = "HP xw9300", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), + DMI_MATCH(DMI_PRODUCT_NAME, "HP xw9300 Workstation"), + }, + }, {} };