diff options
-rw-r--r-- | arch/x86/hyperv/ivm.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/hyperv/ivm.c b/arch/x86/hyperv/ivm.c index cc92388b7a99..6f7c1b5606ad 100644 --- a/arch/x86/hyperv/ivm.c +++ b/arch/x86/hyperv/ivm.c @@ -17,6 +17,7 @@ #include <asm/mem_encrypt.h> #include <asm/mshyperv.h> #include <asm/hypervisor.h> +#include <asm/mtrr.h> #ifdef CONFIG_AMD_MEM_ENCRYPT @@ -372,6 +373,9 @@ void __init hv_vtom_init(void) x86_platform.guest.enc_cache_flush_required = hv_vtom_cache_flush_required; x86_platform.guest.enc_tlb_flush_required = hv_vtom_tlb_flush_required; x86_platform.guest.enc_status_change_finish = hv_vtom_set_host_visibility; + + /* Set WB as the default cache mode. */ + mtrr_overwrite_state(NULL, 0, MTRR_TYPE_WRBACK); } #endif /* CONFIG_AMD_MEM_ENCRYPT */ |