KVM: PPC: BookS PR-KVM and BookE do not support context tracking

The context tracking code in PR-KVM and BookE implementations is not
complete, and can cause host crashes if context tracking is enabled.

Make these implementations depend on !CONTEXT_TRACKING_USER.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20221014030729.2077151-2-npiggin@gmail.com

diff --git a/arch/powerpc/kvm/Kconfig b/arch/powerpc/kvm/Kconfig
index 61cdd78..a9f57da 100644 (file)
--- a/arch/powerpc/kvm/Kconfig
+++ b/arch/powerpc/kvm/Kconfig
@@ -51,6 +51,7 @@ config KVM_BOOK3S_HV_POSSIBLE
 config KVM_BOOK3S_32
        tristate "KVM support for PowerPC book3s_32 processors"
        depends on PPC_BOOK3S_32 && !SMP && !PTE_64BIT
+       depends on !CONTEXT_TRACKING_USER
        select KVM
        select KVM_BOOK3S_32_HANDLER
        select KVM_BOOK3S_PR_POSSIBLE
@@ -105,6 +106,7 @@ config KVM_BOOK3S_64_HV
 config KVM_BOOK3S_64_PR
        tristate "KVM support without using hypervisor mode in host"
        depends on KVM_BOOK3S_64
+       depends on !CONTEXT_TRACKING_USER
        select KVM_BOOK3S_PR_POSSIBLE
        help
          Support running guest kernels in virtual machines on processors
@@ -190,6 +192,7 @@ config KVM_EXIT_TIMING
 config KVM_E500V2
        bool "KVM support for PowerPC E500v2 processors"
        depends on PPC_E500 && !PPC_E500MC
+       depends on !CONTEXT_TRACKING_USER
        select KVM
        select KVM_MMIO
        select MMU_NOTIFIER
@@ -205,6 +208,7 @@ config KVM_E500V2
 config KVM_E500MC
        bool "KVM support for PowerPC E500MC/E5500/E6500 processors"
        depends on PPC_E500MC
+       depends on !CONTEXT_TRACKING_USER
        select KVM
        select KVM_MMIO
        select KVM_BOOKE_HV