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authorLinus Torvalds <torvalds@linux-foundation.org>2011-07-24 09:07:03 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-07-24 09:07:03 -0700
commit5fabc487c96819dd12ddb9414835d170fd9cd6d5 (patch)
tree01532d492e5074b0d3add29bf92ebf9a9d161e9e /arch/powerpc/kvm/Kconfig
parentc61264f98c1a974ee6f545f61a4ab33b141d6bda (diff)
parent3f68b0318bbbd61bf08478ab99a149f0d9e5156e (diff)
Merge branch 'kvm-updates/3.1' of git://git.kernel.org/pub/scm/virt/kvm/kvm
* 'kvm-updates/3.1' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (143 commits) KVM: IOMMU: Disable device assignment without interrupt remapping KVM: MMU: trace mmio page fault KVM: MMU: mmio page fault support KVM: MMU: reorganize struct kvm_shadow_walk_iterator KVM: MMU: lockless walking shadow page table KVM: MMU: do not need atomicly to set/clear spte KVM: MMU: introduce the rules to modify shadow page table KVM: MMU: abstract some functions to handle fault pfn KVM: MMU: filter out the mmio pfn from the fault pfn KVM: MMU: remove bypass_guest_pf KVM: MMU: split kvm_mmu_free_page KVM: MMU: count used shadow pages on prepareing path KVM: MMU: rename 'pt_write' to 'emulate' KVM: MMU: cleanup for FNAME(fetch) KVM: MMU: optimize to handle dirty bit KVM: MMU: cache mmio info on page fault path KVM: x86: introduce vcpu_mmio_gva_to_gpa to cleanup the code KVM: MMU: do not update slot bitmap if spte is nonpresent KVM: MMU: fix walking shadow page table KVM guest: KVM Steal time registration ...
Diffstat (limited to 'arch/powerpc/kvm/Kconfig')
-rw-r--r--arch/powerpc/kvm/Kconfig34
1 files changed, 32 insertions, 2 deletions
diff --git a/arch/powerpc/kvm/Kconfig b/arch/powerpc/kvm/Kconfig
index 105b6918b23..78133deb4b6 100644
--- a/arch/powerpc/kvm/Kconfig
+++ b/arch/powerpc/kvm/Kconfig
@@ -20,7 +20,6 @@ config KVM
bool
select PREEMPT_NOTIFIERS
select ANON_INODES
- select KVM_MMIO
config KVM_BOOK3S_HANDLER
bool
@@ -28,16 +27,22 @@ config KVM_BOOK3S_HANDLER
config KVM_BOOK3S_32_HANDLER
bool
select KVM_BOOK3S_HANDLER
+ select KVM_MMIO
config KVM_BOOK3S_64_HANDLER
bool
select KVM_BOOK3S_HANDLER
+config KVM_BOOK3S_PR
+ bool
+ select KVM_MMIO
+
config KVM_BOOK3S_32
tristate "KVM support for PowerPC book3s_32 processors"
depends on EXPERIMENTAL && PPC_BOOK3S_32 && !SMP && !PTE_64BIT
select KVM
select KVM_BOOK3S_32_HANDLER
+ select KVM_BOOK3S_PR
---help---
Support running unmodified book3s_32 guest kernels
in virtual machines on book3s_32 host processors.
@@ -50,8 +55,8 @@ config KVM_BOOK3S_32
config KVM_BOOK3S_64
tristate "KVM support for PowerPC book3s_64 processors"
depends on EXPERIMENTAL && PPC_BOOK3S_64
- select KVM
select KVM_BOOK3S_64_HANDLER
+ select KVM
---help---
Support running unmodified book3s_64 and book3s_32 guest kernels
in virtual machines on book3s_64 host processors.
@@ -61,10 +66,34 @@ config KVM_BOOK3S_64
If unsure, say N.
+config KVM_BOOK3S_64_HV
+ bool "KVM support for POWER7 and PPC970 using hypervisor mode in host"
+ depends on KVM_BOOK3S_64
+ ---help---
+ Support running unmodified book3s_64 guest kernels in
+ virtual machines on POWER7 and PPC970 processors that have
+ hypervisor mode available to the host.
+
+ If you say Y here, KVM will use the hardware virtualization
+ facilities of POWER7 (and later) processors, meaning that
+ guest operating systems will run at full hardware speed
+ using supervisor and user modes. However, this also means
+ that KVM is not usable under PowerVM (pHyp), is only usable
+ on POWER7 (or later) processors and PPC970-family processors,
+ and cannot emulate a different processor from the host processor.
+
+ If unsure, say N.
+
+config KVM_BOOK3S_64_PR
+ def_bool y
+ depends on KVM_BOOK3S_64 && !KVM_BOOK3S_64_HV
+ select KVM_BOOK3S_PR
+
config KVM_440
bool "KVM support for PowerPC 440 processors"
depends on EXPERIMENTAL && 44x
select KVM
+ select KVM_MMIO
---help---
Support running unmodified 440 guest kernels in virtual machines on
440 host processors.
@@ -89,6 +118,7 @@ config KVM_E500
bool "KVM support for PowerPC E500 processors"
depends on EXPERIMENTAL && E500
select KVM
+ select KVM_MMIO
---help---
Support running unmodified E500 guest kernels in virtual machines on
E500 host processors.