diff options
Diffstat (limited to 'include/asm-x86')
| -rw-r--r-- | include/asm-x86/kvm_host.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/asm-x86/kvm_host.h b/include/asm-x86/kvm_host.h index 99dddfcecf6..9cb4b4dae5c 100644 --- a/include/asm-x86/kvm_host.h +++ b/include/asm-x86/kvm_host.h @@ -201,6 +201,13 @@ struct kvm_mmu_page { }; }; +struct kvm_pv_mmu_op_buffer { + void *ptr; + unsigned len; + unsigned processed; + char buf[512] __aligned(sizeof(long)); +}; + /* * x86 supports 3 paging modes (4-level 64-bit, 3-level 64-bit, and 2-level * 32-bit). The kvm_mmu structure abstracts the details of the current mmu @@ -248,6 +255,9 @@ struct kvm_vcpu_arch { bool tpr_access_reporting; struct kvm_mmu mmu; + /* only needed in kvm_pv_mmu_op() path, but it's hot so + * put it here to avoid allocation */ + struct kvm_pv_mmu_op_buffer mmu_op_buffer; struct kvm_mmu_memory_cache mmu_pte_chain_cache; struct kvm_mmu_memory_cache mmu_rmap_desc_cache; |