according to the maximum possible memory size of a Xen
domain. This array uses 1 page per gigabyte, so there's no
need to be too stingy here.
+
+config XEN_SAVE_RESTORE
+ bool
+ depends on XEN && PM
+ default y
+
+config XEN_DEBUG_FS
+ bool "Enable Xen debug and tuning parameters in debugfs"
+ depends on XEN && DEBUG_FS
+ default n
+ help
+ Enable statistics output and various tuning options in debugfs.
+ Enabling this option may incur a significant performance overhead.