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-rw-r--r--arch/x86/Kconfig40
1 files changed, 9 insertions, 31 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index cea0cd9..74ea59d 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -59,6 +59,10 @@ config X86
select ANON_INODES
select HAVE_ARCH_KMEMCHECK
select HAVE_USER_RETURN_NOTIFIER
+ select HAVE_GENERIC_HARDIRQS
+ select HAVE_SPARSE_IRQ
+ select GENERIC_IRQ_PROBE
+ select GENERIC_PENDING_IRQ if SMP
config INSTRUCTION_DECODER
def_bool (KPROBES || PERF_EVENTS)
@@ -200,20 +204,6 @@ config HAVE_INTEL_TXT
def_bool y
depends on EXPERIMENTAL && DMAR && ACPI
-# Use the generic interrupt handling code in kernel/irq/:
-config GENERIC_HARDIRQS
- def_bool y
-
-config GENERIC_HARDIRQS_NO__DO_IRQ
- def_bool y
-
-config GENERIC_IRQ_PROBE
- def_bool y
-
-config GENERIC_PENDING_IRQ
- def_bool y
- depends on GENERIC_HARDIRQS && SMP
-
config USE_GENERIC_SMP_HELPERS
def_bool y
depends on SMP
@@ -296,23 +286,6 @@ config X86_X2APIC
If you don't know what to do here, say N.
-config SPARSE_IRQ
- bool "Support sparse irq numbering"
- depends on PCI_MSI || HT_IRQ
- ---help---
- This enables support for sparse irqs. This is useful for distro
- kernels that want to define a high CONFIG_NR_CPUS value but still
- want to have low kernel memory footprint on smaller machines.
-
- ( Sparse IRQs can also be beneficial on NUMA boxes, as they spread
- out the irq_desc[] array in a more NUMA-friendly way. )
-
- If you don't know what to do here, say N.
-
-config NUMA_IRQ_DESC
- def_bool y
- depends on SPARSE_IRQ && NUMA
-
config X86_MPPARSE
bool "Enable MPS table" if ACPI
default y
@@ -1925,6 +1898,11 @@ config PCI_OLPC
def_bool y
depends on PCI && OLPC && (PCI_GOOLPC || PCI_GOANY)
+config PCI_XEN
+ def_bool y
+ depends on PCI && XEN
+ select SWIOTLB_XEN
+
config PCI_DOMAINS
def_bool y
depends on PCI
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