2 # This Kconfig describes xen options
6 bool "Xen guest support"
9 depends on X86_64 || (X86_32 && X86_PAE && !X86_VISWS)
10 depends on X86_CMPXCHG && X86_TSC
12 This is the Linux Xen port. Enabling this will allow the
13 kernel to boot in a paravirtualized environment under the
19 depends on X86_LOCAL_APIC
21 config XEN_MAX_DOMAIN_MEMORY
22 int "Maximum allowed size of a domain in gigabytes"
27 The pseudo-physical to machine address array is sized
28 according to the maximum possible memory size of a Xen
29 domain. This array uses 1 page per gigabyte, so there's no
30 need to be too stingy here.
32 config XEN_SAVE_RESTORE
38 bool "Enable Xen debug and tuning parameters in debugfs"
39 depends on XEN && DEBUG_FS
42 Enable statistics output and various tuning options in debugfs.
43 Enabling this option may incur a significant performance overhead.