486, 586, Pentiums, and various instruction-set-compatible chips by
AMD, Cyrix, and others.
+config GENERIC_TIME
+ bool
+ depends on !X86_XEN
+ default y
+
+config LOCKDEP_SUPPORT
+ bool
+ default y
+
+config STACKTRACE_SUPPORT
+ bool
+ default y
+
config SEMAPHORE_SLEEPERS
bool
default y
bool
default y
+config GENERIC_BUG
+ bool
+ default y
+ depends on BUG
+
+config GENERIC_HWEIGHT
+ bool
+ default y
+
config ARCH_MAY_HAVE_PC_FDC
bool
default y
menu "Processor type and features"
+config SMP
+ bool "Symmetric multi-processing support"
+ ---help---
+ This enables support for systems with more than one CPU. If you have
+ a system with only one CPU, like most personal computers, say N. If
+ you have a system with more than one CPU, say Y.
+
+ If you say N here, the kernel will run on single and multiprocessor
+ machines, but will use only one CPU of a multiprocessor machine. If
+ you say Y here, the kernel will run on many, but not all,
+ singleprocessor machines. On a singleprocessor machine, the kernel
+ will run faster if you say N here.
+
+ Note that if you say Y here and choose architecture "586" or
+ "Pentium" under "Processor family", the kernel will not work on 486
+ architectures. Similarly, multiprocessor kernels for the "PPro"
+ architecture may not work on all Pentium based boards.
+
+ People using multiprocessor machines who say Y here should also say
+ Y to "Enhanced Real Time Clock Support", below. The "Advanced Power
+ Management" code will be disabled if you say Y here.
+
+ See also the <file:Documentation/smp.txt>,
+ <file:Documentation/i386/IO-APIC.txt>,
+ <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO available at
+ <http://www.tldp.org/docs.html#howto>.
+
+ If you don't know what to do here, say N.
+
choice
prompt "Subarchitecture Type"
default X86_PC
help
Choose this option if your computer is a standard PC or compatible.
+config X86_XEN
+ bool "Xen-compatible"
+ select X86_UP_APIC if !SMP && XEN_PRIVILEGED_GUEST
+ select X86_UP_IOAPIC if !SMP && XEN_PRIVILEGED_GUEST
+ select SWIOTLB
+ help
+ Choose this option if you plan to run this kernel on top of the
+ Xen Hypervisor.
+
config X86_ELAN
bool "AMD Elan"
help
config X86_NUMAQ
bool "NUMAQ (IBM/Sequent)"
+ select SMP
select NUMA
help
This option is used for getting Linux to run on a (IBM/Sequent) NUMA
In particular, it is needed for the x440.
If you don't have one of these computers, you should say N here.
+ If you want to build a NUMA kernel, you must select ACPI.
config X86_BIGSMP
bool "Support for other sub-arch SMP systems with more than 8 CPUs"
config X86_GENERICARCH
bool "Generic architecture (Summit, bigsmp, ES7000, default)"
- depends on SMP
help
This option compiles in the Summit, bigsmp, ES7000, default subarchitectures.
It is intended for a generic binary kernel.
+ If you want a NUMA kernel, select ACPI. We need SRAT for NUMA.
config X86_ES7000
bool "Support for Unisys ES7000 IA32 series"
endchoice
+config PARAVIRT
+ bool "Paravirtualization support (EXPERIMENTAL)"
+ depends on EXPERIMENTAL
+ depends on !(X86_VISWS || X86_VOYAGER)
+ help
+ Paravirtualization is a way of running multiple instances of
+ Linux on the same machine, under a hypervisor. This option
+ changes the kernel so it can modify itself when it is run
+ under a hypervisor, improving performance significantly.
+ However, when run without a hypervisor the kernel is
+ theoretically slower. If in doubt, say N.
+
config ACPI_SRAT
bool
default y
- depends on NUMA && (X86_SUMMIT || X86_GENERICARCH)
+ depends on ACPI && NUMA && (X86_SUMMIT || X86_GENERICARCH)
+ select ACPI_NUMA
+
+config HAVE_ARCH_PARSE_SRAT
+ bool
+ default y
+ depends on ACPI_SRAT
config X86_SUMMIT_NUMA
bool
config HPET_TIMER
bool "HPET Timer Support"
+ depends on !X86_XEN
help
This enables the use of the HPET for the kernel's internal timer.
HPET is the next generation timer replacing legacy 8254s.
depends on HPET_TIMER && RTC=y
default y
-config SMP
- bool "Symmetric multi-processing support"
- ---help---
- This enables support for systems with more than one CPU. If you have
- a system with only one CPU, like most personal computers, say N. If
- you have a system with more than one CPU, say Y.
-
- If you say N here, the kernel will run on single and multiprocessor
- machines, but will use only one CPU of a multiprocessor machine. If
- you say Y here, the kernel will run on many, but not all,
- singleprocessor machines. On a singleprocessor machine, the kernel
- will run faster if you say N here.
-
- Note that if you say Y here and choose architecture "586" or
- "Pentium" under "Processor family", the kernel will not work on 486
- architectures. Similarly, multiprocessor kernels for the "PPro"
- architecture may not work on all Pentium based boards.
-
- People using multiprocessor machines who say Y here should also say
- Y to "Enhanced Real Time Clock Support", below. The "Advanced Power
- Management" code will be disabled if you say Y here.
-
- See also the <file:Documentation/smp.txt>,
- <file:Documentation/i386/IO-APIC.txt>,
- <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO available at
- <http://www.tldp.org/docs.html#howto>.
-
- If you don't know what to do here, say N.
-
config NR_CPUS
int "Maximum number of CPUs (2-255)"
range 2 255
config SCHED_SMT
bool "SMT (Hyperthreading) scheduler support"
- depends on SMP
- default off
+ depends on X86_HT
help
SMT scheduler support improves the CPU scheduler's decision making
when dealing with Intel Pentium 4 chips with HyperThreading at a
cost of slightly increased overhead in some places. If unsure say
N here.
+config SCHED_MC
+ bool "Multi-core scheduler support"
+ depends on X86_HT
+ default y
+ help
+ Multi-core scheduler support improves the CPU scheduler's decision
+ making when dealing with multi-core CPU chips at a cost of slightly
+ increased overhead in some places. If unsure say N here.
+
source "kernel/Kconfig.preempt"
config X86_UP_APIC
bool "Local APIC support on uniprocessors"
- depends on !SMP && !(X86_VISWS || X86_VOYAGER)
+ depends on !SMP && !(X86_VISWS || X86_VOYAGER || X86_GENERICARCH || XEN_UNPRIVILEGED_GUEST)
help
A local APIC (Advanced Programmable Interrupt Controller) is an
integrated interrupt controller in the CPU. If you have a single-CPU
config X86_LOCAL_APIC
bool
- depends on X86_UP_APIC || ((X86_VISWS || SMP) && !X86_VOYAGER)
+ depends on X86_UP_APIC || ((X86_VISWS || SMP) && !(X86_VOYAGER || XEN_UNPRIVILEGED_GUEST)) || X86_GENERICARCH
default y
config X86_IO_APIC
bool
- depends on X86_UP_IOAPIC || (SMP && !(X86_VISWS || X86_VOYAGER))
+ depends on X86_UP_IOAPIC || (SMP && !(X86_VISWS || X86_VOYAGER || XEN_UNPRIVILEGED_GUEST)) || X86_GENERICARCH
default y
config X86_VISWS_APIC
config X86_MCE
bool "Machine Check Exception"
- depends on !X86_VOYAGER
+ depends on !(X86_VOYAGER || X86_XEN)
---help---
Machine Check Exception support allows the processor to notify the
kernel if it detects a problem (e.g. overheating, component failure).
Enabling this feature will cause a message to be printed when the P4
enters thermal throttling.
+config VM86
+ default y
+ bool "Enable VM86 support" if EMBEDDED
+ help
+ This option is required by programs like DOSEMU to run 16-bit legacy
+ code on X86 processors. It also may be needed by software like
+ XFree86 to initialize some video cards via BIOS. Disabling this
+ option saves about 6k.
+
config TOSHIBA
tristate "Toshiba Laptop support"
---help---
config MICROCODE
tristate "/dev/cpu/microcode - Intel IA32 CPU microcode support"
+ depends on !XEN_UNPRIVILEGED_GUEST
+ select FW_LOADER
---help---
If you say Y here and also to "/dev file system support" in the
'File systems' section, you will be able to update the microcode on
To compile this driver as a module, choose M here: the
module will be called microcode.
+config MICROCODE_OLD_INTERFACE
+ bool
+ depends on MICROCODE
+ default y
+
config X86_MSR
tristate "/dev/cpu/*/msr - Model-specific register support"
+ depends on !X86_XEN
help
This device gives privileged processes access to the x86
Model-Specific Registers (MSRs). It is a character device with
with major 203 and minors 0 to 31 for /dev/cpu/0/cpuid to
/dev/cpu/31/cpuid.
+config SWIOTLB
+ bool
+ default n
+
source "drivers/firmware/Kconfig"
choice
prompt "High Memory Support"
- default NOHIGHMEM
+ default HIGHMEM4G if !X86_NUMAQ
+ default HIGHMEM64G if X86_NUMAQ
config NOHIGHMEM
bool "off"
+ depends on !X86_NUMAQ
---help---
Linux can use up to 64 Gigabytes of physical memory on x86 systems.
However, the address space of 32-bit x86 processors is only 4
config HIGHMEM4G
bool "4GB"
+ depends on !X86_NUMAQ
help
Select this if you have a 32-bit processor and between 1 and 4
gigabytes of physical RAM.
endchoice
choice
- depends on EXPERIMENTAL && !X86_PAE
- prompt "Memory split"
+ depends on EXPERIMENTAL
+ prompt "Memory split" if EMBEDDED
default VMSPLIT_3G
help
Select the desired split between kernel and user memory.
will also likely make your kernel incompatible with binary-only
kernel modules.
- config VMSPLIT_3G
- bool "3G/1G user/kernel split (Default)"
- help
- This is the default split of 3GB userspace to 1GB kernel
- space, which will result in about 860MB of lowmem.
-
- config VMSPLIT_25G
- bool "2.5G/1.5G user/kernel split"
- help
- This split provides 2.5GB userspace and 1.5GB kernel
- space, which will result in about 1370MB of lowmem.
+ If you are not absolutely sure what you are doing, leave this
+ option alone!
+ config VMSPLIT_3G
+ bool "3G/1G user/kernel split"
+ config VMSPLIT_3G_OPT
+ depends on !HIGHMEM
+ bool "3G/1G user/kernel split (for full 1G low memory)"
config VMSPLIT_2G
bool "2G/2G user/kernel split"
- help
- This split provides 2GB userspace and 2GB kernel
- space, which will result in about 1880MB of lowmem.
-
- config VMSPLIT_15G
- bool "1.5G/2.5G user/kernel split"
- help
- This split provides 1.5GB userspace and 2.5GB kernel
- space, which will result in about 2390MB of lowmem.
-
config VMSPLIT_1G
bool "1G/3G user/kernel split"
- help
- This split provides 1GB userspace and 3GB kernel
- space, which will result in about 2900MB of lowmem.
-
endchoice
config PAGE_OFFSET
hex
- default 0xA0000000 if VMSPLIT_25G
- default 0x80000000 if VMSPLIT_2G
- default 0x60000000 if VMSPLIT_15G
+ default 0xB0000000 if VMSPLIT_3G_OPT
+ default 0x78000000 if VMSPLIT_2G
default 0x40000000 if VMSPLIT_1G
default 0xC0000000
bool
depends on HIGHMEM64G
default y
+ select RESOURCES_64BIT
# Common NUMA Features
config NUMA
bool "Numa Memory Allocation and Scheduler Support"
- depends on SMP && HIGHMEM64G && (X86_NUMAQ || X86_GENERICARCH || (X86_SUMMIT && ACPI))
+ depends on SMP && HIGHMEM64G && (X86_NUMAQ || (X86_SUMMIT || X86_GENERICARCH) && ACPI)
default n if X86_PC
default y if (X86_NUMAQ || X86_SUMMIT)
-# Need comments to help the hapless user trying to turn on NUMA support
-comment "NUMA (NUMA-Q) requires SMP, 64GB highmem support"
- depends on X86_NUMAQ && (!HIGHMEM64G || !SMP)
-
comment "NUMA (Summit) requires SMP, 64GB highmem support, ACPI"
depends on X86_SUMMIT && (!HIGHMEM64G || !ACPI)
+config NODES_SHIFT
+ int
+ default "4" if X86_NUMAQ
+ default "3"
+ depends on NEED_MULTIPLE_NODES
+
config HAVE_ARCH_BOOTMEM_NODE
bool
depends on NUMA
def_bool y
depends on ARCH_SPARSEMEM_ENABLE
-source "mm/Kconfig"
+config ARCH_POPULATES_NODE_MAP
+ def_bool y
-config HAVE_ARCH_EARLY_PFN_TO_NID
- bool
- default y
- depends on NUMA
+source "mm/Kconfig"
config HIGHPTE
bool "Allocate 3rd-level pagetables from highmem"
- depends on HIGHMEM4G || HIGHMEM64G
+ depends on (HIGHMEM4G || HIGHMEM64G) && !X86_XEN
help
The VM uses one page table entry for each page of physical memory.
For systems with a lot of RAM, this can be wasteful of precious
config MATH_EMULATION
bool "Math emulation"
+ depends on !X86_XEN
---help---
Linux can emulate a math coprocessor (used for floating point
operations) if you don't have one. 486DX and Pentium processors have
config MTRR
bool "MTRR (Memory Type Range Register) support"
+ depends on !XEN_UNPRIVILEGED_GUEST
+ default y if X86_XEN
---help---
On Intel P6 family processors (Pentium Pro, Pentium II and later)
the Memory Type Range Registers (MTRRs) may be used to control
See <file:Documentation/mtrr.txt> for more information.
config EFI
- bool "Boot from EFI support (EXPERIMENTAL)"
- depends on ACPI
+ bool "Boot from EFI support"
+ depends on ACPI && !X86_XEN
default n
---help---
- This enables the the kernel to boot on EFI platforms using
+ This enables the kernel to boot on EFI platforms using
system configuration information passed to it from the firmware.
This also enables the kernel to use any EFI runtime services that are
available (such as the EFI variable services).
config IRQBALANCE
bool "Enable kernel irq balancing"
- depends on SMP && X86_IO_APIC
+ depends on SMP && X86_IO_APIC && !X86_XEN
default y
help
The default yes will allow the kernel to do irq load balancing.
depends on (((X86_SUMMIT || X86_GENERICARCH) && NUMA) || (X86 && EFI))
default y
-config REGPARM
- bool "Use register arguments (EXPERIMENTAL)"
- depends on EXPERIMENTAL
- default n
- help
- Compile the kernel with -mregparm=3. This uses a different ABI
- and passes the first three arguments of a function call in registers.
- This will probably break binary only modules.
-
config SECCOMP
bool "Enable seccomp to safely compute untrusted bytecode"
depends on PROC_FS
source kernel/Kconfig.hz
config KEXEC
- bool "kexec system call (EXPERIMENTAL)"
- depends on EXPERIMENTAL
+ bool "kexec system call"
+ depends on !X86_XEN
help
kexec is a system call that implements the ability to shutdown your
current kernel, and to start another kernel. It is like a reboot
- but it is indepedent of the system firmware. And like a reboot
+ but it is independent of the system firmware. And like a reboot
you can start any kernel with it, not just Linux.
- The name comes from the similiarity to the exec system call.
+ The name comes from the similarity to the exec system call.
It is an ongoing process to be certain the hardware in a machine
is properly shutdown, so do not be surprised if this code does not
depends on HIGHMEM
help
Generate crash dump after being started by kexec.
+ This should be normally only set in special crash dump kernels
+ which are loaded in the main kernel with kexec-tools into
+ a specially reserved region and then later executed after
+ a crash by kdump/kexec. The crash dump kernel must be compiled
+ to a memory address not used by the main kernel or BIOS using
+ PHYSICAL_START.
+ For more details see Documentation/kdump/kdump.txt
config PHYSICAL_START
- hex "Physical address where the kernel is loaded" if (EMBEDDED || CRASH_DUMP)
-
- default "0x1000000" if CRASH_DUMP
+ hex "Physical address where the kernel is loaded"
default "0x100000"
help
- This gives the physical address where the kernel is loaded. Normally
- for regular kernels this value is 0x100000 (1MB). But in the case
- of kexec on panic the fail safe kernel needs to run at a different
- address than the panic-ed kernel. This option is used to set the load
- address for kernels used to capture crash dump on being kexec'ed
- after panic. The default value for crash dump kernels is
- 0x1000000 (16MB). This can also be set based on the "X" value as
+ This gives the physical address where the kernel is loaded.
+
+ If kernel is a not relocatable (CONFIG_RELOCATABLE=n) then
+ bzImage will decompress itself to above physical address and
+ run from there. Otherwise, bzImage will run from the address where
+ it has been loaded by the boot loader and will ignore above physical
+ address.
+
+ In normal kdump cases one does not have to set/change this option
+ as now bzImage can be compiled as a completely relocatable image
+ (CONFIG_RELOCATABLE=y) and be used to load and run from a different
+ address. This option is mainly useful for the folks who don't want
+ to use a bzImage for capturing the crash dump and want to use a
+ vmlinux instead. vmlinux is not relocatable hence a kernel needs
+ to be specifically compiled to run from a specific memory area
+ (normally a reserved region) and this option comes handy.
+
+ So if you are using bzImage for capturing the crash dump, leave
+ the value here unchanged to 0x100000 and set CONFIG_RELOCATABLE=y.
+ Otherwise if you plan to use vmlinux for capturing the crash dump
+ change this value to start of the reserved region (Typically 16MB
+ 0x1000000). In other words, it can be set based on the "X" value as
specified in the "crashkernel=YM@XM" command line boot parameter
passed to the panic-ed kernel. Typically this parameter is set as
crashkernel=64M@16M. Please take a look at
Documentation/kdump/kdump.txt for more details about crash dumps.
+ Usage of bzImage for capturing the crash dump is recommended as
+ one does not have to build two kernels. Same kernel can be used
+ as production kernel and capture kernel. Above option should have
+ gone away after relocatable bzImage support is introduced. But it
+ is present because there are users out there who continue to use
+ vmlinux for dump capture. This option should go away down the
+ line.
+
+ Don't change this unless you know what you are doing.
+
+config RELOCATABLE
+ bool "Build a relocatable kernel(EXPERIMENTAL)"
+ depends on EXPERIMENTAL
+ help
+ This build a kernel image that retains relocation information
+ so it can be loaded someplace besides the default 1MB.
+ The relocations tend to the kernel binary about 10% larger,
+ but are discarded at runtime.
+
+ One use is for the kexec on panic case where the recovery kernel
+ must live at a different physical address than the primary
+ kernel.
+
+config PHYSICAL_ALIGN
+ hex "Alignment value to which kernel should be aligned"
+ default "0x100000"
+ range 0x2000 0x400000
+ help
+ This value puts the alignment restrictions on physical address
+ where kernel is loaded and run from. Kernel is compiled for an
+ address which meets above alignment restriction.
+
+ If bootloader loads the kernel at a non-aligned address and
+ CONFIG_RELOCATABLE is set, kernel will move itself to nearest
+ address aligned to above value and run from there.
+
+ If bootloader loads the kernel at a non-aligned address and
+ CONFIG_RELOCATABLE is not set, kernel will ignore the run time
+ load address and decompress itself to the address it has been
+ compiled for and run from there. The address for which kernel is
+ compiled already meets above alignment restrictions. Hence the
+ end result is that kernel runs from a physical address meeting
+ above alignment restrictions.
+
Don't change this unless you know what you are doing.
config HOTPLUG_CPU
bool "Support for hot-pluggable CPUs (EXPERIMENTAL)"
depends on SMP && HOTPLUG && EXPERIMENTAL && !X86_VOYAGER
---help---
- Say Y here to experiment with turning CPUs off and on. CPUs
- can be controlled through /sys/devices/system/cpu.
+ Say Y here to experiment with turning CPUs off and on, and to
+ enable suspend on SMP systems. CPUs can be controlled through
+ /sys/devices/system/cpu.
- Say N.
-
-config DOUBLEFAULT
+config COMPAT_VDSO
+ bool "Compat VDSO support"
default y
- bool "Enable doublefault exception handler" if EMBEDDED
+ depends on !X86_XEN
help
- This option allows trapping of rare doublefault exceptions that
- would otherwise cause a system to silently reboot. Disabling this
- option saves about 4k and might cause you much additional grey
- hair.
+ Map the VDSO to the predictable old-style address too.
+ ---help---
+ Say N here if you are running a sufficiently recent glibc
+ version (2.3.3 or later), to remove the high-mapped
+ VDSO mapping and to exclusively use the randomized VDSO.
+
+ If unsure, say Y.
endmenu
depends on HIGHMEM
menu "Power management options (ACPI, APM)"
- depends on !X86_VOYAGER
+ depends on !(X86_VOYAGER || XEN_UNPRIVILEGED_GUEST)
+if !X86_XEN
source kernel/power/Kconfig
+endif
source "drivers/acpi/Kconfig"
menu "APM (Advanced Power Management) BIOS Support"
-depends on PM && !X86_VISWS
+depends on PM && !(X86_VISWS || X86_XEN)
config APM
tristate "APM (Advanced Power Management) BIOS support"
- depends on PM
+ depends on PM && PM_LEGACY
---help---
APM is a BIOS specification for saving power using several different
techniques. This is mostly useful for battery powered laptops with
config PCI_GOBIOS
bool "BIOS"
+ depends on !X86_XEN
config PCI_GOMMCONFIG
bool "MMConfig"
config PCI_GODIRECT
bool "Direct"
+config PCI_GOXEN_FE
+ bool "Xen PCI Frontend"
+ depends on X86_XEN
+ help
+ The PCI device frontend driver allows the kernel to import arbitrary
+ PCI devices from a PCI backend to support PCI driver domains.
+
config PCI_GOANY
bool "Any"
config PCI_BIOS
bool
- depends on !X86_VISWS && PCI && (PCI_GOBIOS || PCI_GOANY)
+ depends on !(X86_VISWS || X86_XEN) && PCI && (PCI_GOBIOS || PCI_GOANY)
default y
config PCI_DIRECT
depends on PCI && ACPI && (PCI_GOMMCONFIG || PCI_GOANY)
default y
+config XEN_PCIDEV_FRONTEND
+ bool
+ depends on PCI && X86_XEN && (PCI_GOXEN_FE || PCI_GOANY)
+ default y
+
+config XEN_PCIDEV_FE_DEBUG
+ bool "Xen PCI Frontend Debugging"
+ depends on XEN_PCIDEV_FRONTEND
+ default n
+ help
+ Enables some debug statements within the PCI Frontend.
+
source "drivers/pci/pcie/Kconfig"
source "drivers/pci/Kconfig"
config ISA
bool "ISA support"
- depends on !(X86_VOYAGER || X86_VISWS)
+ depends on !(X86_VOYAGER || X86_VISWS || X86_XEN)
help
Find out whether you have ISA slots on your motherboard. ISA is the
name of a bus system, i.e. the way the CPU talks to the other stuff
source "drivers/eisa/Kconfig"
config MCA
- bool "MCA support" if !(X86_VISWS || X86_VOYAGER)
+ bool "MCA support" if !(X86_VISWS || X86_VOYAGER || X86_XEN)
default y if X86_VOYAGER
help
MicroChannel Architecture is found in some IBM PS/2 machines and
tristate "NatSemi SCx200 support"
depends on !X86_VOYAGER
help
- This provides basic support for the National Semiconductor SCx200
- processor. Right now this is just a driver for the GPIO pins.
+ This provides basic support for National Semiconductor's
+ (now AMD's) Geode processors. The driver probes for the
+ PCI-IDs of several on-chip devices, so its a good dependency
+ for other scx200_* drivers.
- If you don't know what to do here, say N.
+ If compiled as a module, the driver is named scx200.
+
+config SCx200HR_TIMER
+ tristate "NatSemi SCx200 27MHz High-Resolution Timer Support"
+ depends on SCx200 && GENERIC_TIME
+ default y
+ help
+ This driver provides a clocksource built upon the on-chip
+ 27MHz high-resolution timer. Its also a workaround for
+ NSC Geode SC-1100's buggy TSC, which loses time when the
+ processor goes idle (as is done by the scheduler). The
+ other workaround is idle=poll boot option.
- This support is also available as a module. If compiled as a
- module, it will be called scx200.
+config K8_NB
+ def_bool y
+ depends on AGP_AMD64
source "drivers/pcmcia/Kconfig"
config KPROBES
bool "Kprobes (EXPERIMENTAL)"
- depends on EXPERIMENTAL && MODULES
+ depends on KALLSYMS && EXPERIMENTAL && MODULES
help
Kprobes allows you to trap at almost any kernel address and
execute a callback function. register_kprobe() establishes
source "crypto/Kconfig"
+source "drivers/xen/Kconfig"
+
source "lib/Kconfig"
#
config X86_HT
bool
- depends on SMP && !(X86_VISWS || X86_VOYAGER)
+ depends on SMP && !(X86_VISWS || X86_VOYAGER || X86_XEN)
default y
config X86_BIOS_REBOOT
depends on X86_SMP || (X86_VOYAGER && SMP)
default y
+config X86_NO_TSS
+ bool
+ depends on X86_XEN
+ default y
+
+config X86_NO_IDT
+ bool
+ depends on X86_XEN
+ default y
+
config KTIME_SCALAR
bool
default y