Kconfig 1.4 KB

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  1. #
  2. # KVM configuration
  3. #
  4. menuconfig VIRTUALIZATION
  5. bool "Virtualization"
  6. ---help---
  7. Say Y here to get to see options for using your Linux host to run
  8. other operating systems inside virtual machines (guests).
  9. This option alone does not add any kernel code.
  10. If you say N, all options in this submenu will be skipped and
  11. disabled.
  12. if VIRTUALIZATION
  13. config KVM
  14. bool
  15. select PREEMPT_NOTIFIERS
  16. select ANON_INODES
  17. config KVM_440
  18. bool "KVM support for PowerPC 440 processors"
  19. depends on EXPERIMENTAL && 44x
  20. select KVM
  21. ---help---
  22. Support running unmodified 440 guest kernels in virtual machines on
  23. 440 host processors.
  24. This module provides access to the hardware capabilities through
  25. a character device node named /dev/kvm.
  26. If unsure, say N.
  27. config KVM_EXIT_TIMING
  28. bool "Detailed exit timing"
  29. depends on KVM
  30. ---help---
  31. Calculate elapsed time for every exit/enter cycle. A per-vcpu
  32. report is available in debugfs kvm/vm#_vcpu#_timing.
  33. The overhead is relatively small, however it is not recommended for
  34. production environments.
  35. If unsure, say N.
  36. config KVM_TRACE
  37. bool "KVM trace support"
  38. depends on KVM && MARKERS && SYSFS
  39. select RELAY
  40. select DEBUG_FS
  41. default n
  42. ---help---
  43. This option allows reading a trace of kvm-related events through
  44. relayfs. Note the ABI is not considered stable and will be
  45. modified in future updates.
  46. source drivers/virtio/Kconfig
  47. endif # VIRTUALIZATION