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author | Dan Williams <dan.j.williams@intel.com> | 2017-08-31 16:25:59 -0700 |
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committer | Dan Williams <dan.j.williams@intel.com> | 2017-08-31 16:25:59 -0700 |
commit | 8f98ae0c9b90bb46097e4f28e81e9ae6148e5694 (patch) | |
tree | c1d0f0d9b0733bf3271780e45d7a1c299fe2fc48 /include/linux/kvm_host.h | |
parent | 58738c495e15badd2015e19ff41f1f1ed55200bc (diff) | |
parent | 5e405595e5bf4c09fab9ca1e7dbe5b62872757b5 (diff) | |
download | op-kernel-dev-8f98ae0c9b90bb46097e4f28e81e9ae6148e5694.zip op-kernel-dev-8f98ae0c9b90bb46097e4f28e81e9ae6148e5694.tar.gz |
Merge branch 'for-4.14/fs' into libnvdimm-for-next
Diffstat (limited to 'include/linux/kvm_host.h')
-rw-r--r-- | include/linux/kvm_host.h | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index 648b34c..21a6fd6 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -445,6 +445,7 @@ struct kvm { struct kvm_stat_data **debugfs_stat_data; struct srcu_struct srcu; struct srcu_struct irq_srcu; + pid_t userspace_pid; }; #define kvm_err(fmt, ...) \ @@ -476,7 +477,8 @@ struct kvm { static inline struct kvm_io_bus *kvm_get_bus(struct kvm *kvm, enum kvm_bus idx) { return srcu_dereference_check(kvm->buses[idx], &kvm->srcu, - lockdep_is_held(&kvm->slots_lock)); + lockdep_is_held(&kvm->slots_lock) || + !refcount_read(&kvm->users_count)); } static inline struct kvm_vcpu *kvm_get_vcpu(struct kvm *kvm, int i) @@ -569,7 +571,8 @@ void kvm_put_kvm(struct kvm *kvm); static inline struct kvm_memslots *__kvm_memslots(struct kvm *kvm, int as_id) { return srcu_dereference_check(kvm->memslots[as_id], &kvm->srcu, - lockdep_is_held(&kvm->slots_lock)); + lockdep_is_held(&kvm->slots_lock) || + !refcount_read(&kvm->users_count)); } static inline struct kvm_memslots *kvm_memslots(struct kvm *kvm) |