diff options
Diffstat (limited to 'arch/powerpc/include/asm/kvm_book3s_64.h')
| -rw-r--r-- | arch/powerpc/include/asm/kvm_book3s_64.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/kvm_book3s_64.h b/arch/powerpc/include/asm/kvm_book3s_64.h index bf0fa8b0a883..51388befeddb 100644 --- a/arch/powerpc/include/asm/kvm_book3s_64.h +++ b/arch/powerpc/include/asm/kvm_book3s_64.h @@ -289,6 +289,18 @@ static inline void note_hpte_modification(struct kvm *kvm, if (atomic_read(&kvm->arch.hpte_mod_interest)) rev->guest_rpte |= HPTE_GR_MODIFIED; } + +/* + * Like kvm_memslots(), but for use in real mode when we can't do + * any RCU stuff (since the secondary threads are offline from the + * kernel's point of view), and we can't print anything. + * Thus we use rcu_dereference_raw() rather than rcu_dereference_check(). + */ +static inline struct kvm_memslots *kvm_memslots_raw(struct kvm *kvm) +{ + return rcu_dereference_raw_notrace(kvm->memslots); +} + #endif /* CONFIG_KVM_BOOK3S_HV_POSSIBLE */ #endif /* __ASM_KVM_BOOK3S_64_H__ */ |