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| author | Nicholas Piggin <npiggin@gmail.com> | 2022-10-14 05:07:28 +0200 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2022-10-18 13:46:19 +0200 |
| commit | e59b3399fde5e173b026d4952b215043e77b4521 (patch) | |
| tree | 824f4cfd490d9cd79d25747bcae3daa9c699d98e /arch/powerpc/kvm/Kconfig | |
| parent | powerpc: Fix reschedule bug in KUAP-unlocked user copy (diff) | |
| download | linux-e59b3399fde5e173b026d4952b215043e77b4521.tar.xz linux-e59b3399fde5e173b026d4952b215043e77b4521.zip | |
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
Diffstat (limited to 'arch/powerpc/kvm/Kconfig')
| -rw-r--r-- | arch/powerpc/kvm/Kconfig | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/powerpc/kvm/Kconfig b/arch/powerpc/kvm/Kconfig index 61cdd782d3c5..a9f57dad6d91 100644 --- 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 |