[PATCH] x86-64: Remove redundant max_mapnr and replace with end_pfn

[pandora-kernel.git] / arch / x86_64 / Kconfig

diff --git a/arch/x86_64/Kconfig b/arch/x86_64/Kconfig
index 4b83261..e63323e 100644 (file)
--- a/arch/x86_64/Kconfig
+++ b/arch/x86_64/Kconfig
@@ -24,6 +24,10 @@ config X86
        bool
        default y
 
+config SEMAPHORE_SLEEPERS
+       bool
+       default y
+
 config MMU
        bool
        default y
@@ -61,6 +65,10 @@ config GENERIC_IOMAP
        bool
        default y
 
+config ARCH_MAY_HAVE_PC_FDC
+       bool
+       default y
+
 source "init/Kconfig"
 
 
@@ -144,7 +152,6 @@ config X86_CPUID
          with major 203 and minors 0 to 31 for /dev/cpu/0/cpuid to
          /dev/cpu/31/cpuid.
 
-# disable it for opteron optimized builds because it pulls in ACPI_BOOT
 config X86_HT
        bool
        depends on SMP && !MK8
@@ -329,12 +336,15 @@ config HPET_EMULATE_RTC
 
 config GART_IOMMU
        bool "IOMMU support"
+       default y
        depends on PCI
        help
-         Support the K8 IOMMU. Needed to run systems with more than 4GB of memory
+         Support the IOMMU. Needed to run systems with more than 3GB of memory
          properly with 32-bit PCI devices that do not support DAC (Double Address
          Cycle). The IOMMU can be turned off at runtime with the iommu=off parameter.
          Normally the kernel will take the right choice by itself.
+         This option includes a driver for the AMD Opteron/Athlon64 IOMMU
+         and a software emulation used on some other systems.
          If unsure, say Y.
 
 # need this always enabled with GART_IOMMU for the VIA workaround
@@ -434,6 +444,11 @@ config ISA_DMA_API
        bool
        default y
 
+config GENERIC_PENDING_IRQ
+       bool
+       depends on GENERIC_HARDIRQS && SMP
+       default y
+
 menu "Power management options"
 
 source kernel/power/Kconfig
@@ -458,7 +473,6 @@ config PCI_DIRECT
 config PCI_MMCONFIG
        bool "Support mmconfig PCI config space access"
        depends on PCI && ACPI
-       select ACPI_BOOT
 
 config UNORDERED_IO
        bool "Unordered IO mapping access"