diff options
Diffstat (limited to 'xen/include')
-rw-r--r-- | xen/include/asm-x86/hvm/vcpu.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/xen/include/asm-x86/hvm/vcpu.h b/xen/include/asm-x86/hvm/vcpu.h index e8b8cd76ba..1abb364b07 100644 --- a/xen/include/asm-x86/hvm/vcpu.h +++ b/xen/include/asm-x86/hvm/vcpu.h @@ -66,6 +66,11 @@ struct hvm_vcpu_io { /* We may write up to m256 as a number of device-model transactions. */ unsigned int mmio_large_write_bytes; paddr_t mmio_large_write_pa; + /* + * For string instruction emulation we need to be able to signal a + * necessary retry through other than function return codes. + */ + bool_t mmio_retry, mmio_retrying; }; #define VMCX_EADDR (~0ULL) |