> -----Original Message-----
> From: Alexandru Isaila [mailto:aisa...@bitdefender.com]
> Sent: 19 September 2017 15:14
> To: xen-devel@lists.xen.org
> Cc: Tim (Xen.org) <t...@xen.org>; George Dunlap
> <george.dun...@citrix.com>; jbeul...@suse.com; Andrew Cooper
> <andrew.coop...@citrix.com>; Ian Jackson <ian.jack...@citrix.com>;
> konrad.w...@oracle.com; sstabell...@kernel.org; Wei Liu
> <wei.l...@citrix.com>; Paul Durrant <paul.durr...@citrix.com>;
> boris.ostrov...@oracle.com; suravee.suthikulpa...@amd.com;
> jun.nakaj...@intel.com; Kevin Tian <kevin.t...@intel.com>
> Subject: [PATCH v3 1/3] x86/hvm: Rename enum hvm_copy_result to
> hvm_translation_result
> 
> From: Andrew Cooper <andrew.coop...@citrix.com>
> 
> Signed-off-by: Andrew Cooper <andrew.coop...@citrix.com>
> 
> ---
> Acked-by: Jan Beulich <jbeul...@suse.com>
> Reviewed-by: Kevin Tian <kevin.t...@intel.com>
> Acked-by: George Dunlap <george.dun...@citrix.com>

Reviewed-by: Paul Durrant <paul.durr...@citrix.com>

> ---
>  xen/arch/x86/hvm/dom0_build.c     |  2 +-
>  xen/arch/x86/hvm/emulate.c        | 40 ++++++++++++++--------------
>  xen/arch/x86/hvm/hvm.c            | 56 +++++++++++++++++++------------------
> --
>  xen/arch/x86/hvm/intercept.c      | 20 +++++++-------
>  xen/arch/x86/hvm/svm/nestedsvm.c  |  5 ++--
>  xen/arch/x86/hvm/svm/svm.c        |  2 +-
>  xen/arch/x86/hvm/viridian.c       |  2 +-
>  xen/arch/x86/hvm/vmsi.c           |  2 +-
>  xen/arch/x86/hvm/vmx/realmode.c   |  2 +-
>  xen/arch/x86/hvm/vmx/vvmx.c       | 14 +++++-----
>  xen/arch/x86/mm/shadow/common.c   | 12 ++++-----
>  xen/common/libelf/libelf-loader.c |  4 +--
>  xen/include/asm-x86/hvm/support.h | 40 ++++++++++++++--------------
>  13 files changed, 101 insertions(+), 100 deletions(-)
> 
> diff --git a/xen/arch/x86/hvm/dom0_build.c
> b/xen/arch/x86/hvm/dom0_build.c
> index 020c355..e8f746c 100644
> --- a/xen/arch/x86/hvm/dom0_build.c
> +++ b/xen/arch/x86/hvm/dom0_build.c
> @@ -238,7 +238,7 @@ static int __init
> pvh_setup_vmx_realmode_helpers(struct domain *d)
>      if ( !pvh_steal_ram(d, HVM_VM86_TSS_SIZE, 128, GB(4), &gaddr) )
>      {
>          if ( hvm_copy_to_guest_phys(gaddr, NULL, HVM_VM86_TSS_SIZE, v) !=
> -             HVMCOPY_okay )
> +             HVMTRANS_okay )
>              printk("Unable to zero VM86 TSS area\n");
>          d->arch.hvm_domain.params[HVM_PARAM_VM86_TSS_SIZED] =
>              VM86_TSS_UPDATED | ((uint64_t)HVM_VM86_TSS_SIZE << 32) |
> gaddr;
> diff --git a/xen/arch/x86/hvm/emulate.c b/xen/arch/x86/hvm/emulate.c
> index 54811c1..cc874ce 100644
> --- a/xen/arch/x86/hvm/emulate.c
> +++ b/xen/arch/x86/hvm/emulate.c
> @@ -100,7 +100,7 @@ static int ioreq_server_read(const struct
> hvm_io_handler *io_handler,
>                      uint32_t size,
>                      uint64_t *data)
>  {
> -    if ( hvm_copy_from_guest_phys(data, addr, size) != HVMCOPY_okay )
> +    if ( hvm_copy_from_guest_phys(data, addr, size) != HVMTRANS_okay )
>          return X86EMUL_UNHANDLEABLE;
> 
>      return X86EMUL_OKAY;
> @@ -893,18 +893,18 @@ static int __hvmemul_read(
> 
>      switch ( rc )
>      {
> -    case HVMCOPY_okay:
> +    case HVMTRANS_okay:
>          break;
> -    case HVMCOPY_bad_gva_to_gfn:
> +    case HVMTRANS_bad_linear_to_gfn:
>          x86_emul_pagefault(pfinfo.ec, pfinfo.linear, &hvmemul_ctxt->ctxt);
>          return X86EMUL_EXCEPTION;
> -    case HVMCOPY_bad_gfn_to_mfn:
> +    case HVMTRANS_bad_gfn_to_mfn:
>          if ( access_type == hvm_access_insn_fetch )
>              return X86EMUL_UNHANDLEABLE;
> 
>          return hvmemul_linear_mmio_read(addr, bytes, p_data, pfec,
> hvmemul_ctxt, 0);
> -    case HVMCOPY_gfn_paged_out:
> -    case HVMCOPY_gfn_shared:
> +    case HVMTRANS_gfn_paged_out:
> +    case HVMTRANS_gfn_shared:
>          return X86EMUL_RETRY;
>      default:
>          return X86EMUL_UNHANDLEABLE;
> @@ -1012,15 +1012,15 @@ static int hvmemul_write(
> 
>      switch ( rc )
>      {
> -    case HVMCOPY_okay:
> +    case HVMTRANS_okay:
>          break;
> -    case HVMCOPY_bad_gva_to_gfn:
> +    case HVMTRANS_bad_linear_to_gfn:
>          x86_emul_pagefault(pfinfo.ec, pfinfo.linear, &hvmemul_ctxt->ctxt);
>          return X86EMUL_EXCEPTION;
> -    case HVMCOPY_bad_gfn_to_mfn:
> +    case HVMTRANS_bad_gfn_to_mfn:
>          return hvmemul_linear_mmio_write(addr, bytes, p_data, pfec,
> hvmemul_ctxt, 0);
> -    case HVMCOPY_gfn_paged_out:
> -    case HVMCOPY_gfn_shared:
> +    case HVMTRANS_gfn_paged_out:
> +    case HVMTRANS_gfn_shared:
>          return X86EMUL_RETRY;
>      default:
>          return X86EMUL_UNHANDLEABLE;
> @@ -1384,7 +1384,7 @@ static int hvmemul_rep_movs(
>              return rc;
>          }
> 
> -        rc = HVMCOPY_okay;
> +        rc = HVMTRANS_okay;
>      }
>      else
>          /*
> @@ -1394,16 +1394,16 @@ static int hvmemul_rep_movs(
>           */
>          rc = hvm_copy_from_guest_phys(buf, sgpa, bytes);
> 
> -    if ( rc == HVMCOPY_okay )
> +    if ( rc == HVMTRANS_okay )
>          rc = hvm_copy_to_guest_phys(dgpa, buf, bytes, current);
> 
>      xfree(buf);
> 
> -    if ( rc == HVMCOPY_gfn_paged_out )
> +    if ( rc == HVMTRANS_gfn_paged_out )
>          return X86EMUL_RETRY;
> -    if ( rc == HVMCOPY_gfn_shared )
> +    if ( rc == HVMTRANS_gfn_shared )
>          return X86EMUL_RETRY;
> -    if ( rc != HVMCOPY_okay )
> +    if ( rc != HVMTRANS_okay )
>      {
>          gdprintk(XENLOG_WARNING, "Failed memory-to-memory REP MOVS:
> sgpa=%"
>                   PRIpaddr" dgpa=%"PRIpaddr" reps=%lu bytes_per_rep=%u\n",
> @@ -1513,10 +1513,10 @@ static int hvmemul_rep_stos(
> 
>          switch ( rc )
>          {
> -        case HVMCOPY_gfn_paged_out:
> -        case HVMCOPY_gfn_shared:
> +        case HVMTRANS_gfn_paged_out:
> +        case HVMTRANS_gfn_shared:
>              return X86EMUL_RETRY;
> -        case HVMCOPY_okay:
> +        case HVMTRANS_okay:
>              return X86EMUL_OKAY;
>          }
> 
> @@ -2172,7 +2172,7 @@ void hvm_emulate_init_per_insn(
>                                          &addr) &&
>               hvm_fetch_from_guest_linear(hvmemul_ctxt->insn_buf, addr,
>                                           sizeof(hvmemul_ctxt->insn_buf),
> -                                         pfec, NULL) == HVMCOPY_okay) ?
> +                                         pfec, NULL) == HVMTRANS_okay) ?
>              sizeof(hvmemul_ctxt->insn_buf) : 0;
>      }
>      else
> diff --git a/xen/arch/x86/hvm/hvm.c b/xen/arch/x86/hvm/hvm.c
> index 6cb903d..488acbf 100644
> --- a/xen/arch/x86/hvm/hvm.c
> +++ b/xen/arch/x86/hvm/hvm.c
> @@ -2915,9 +2915,9 @@ void hvm_task_switch(
> 
>      rc = hvm_copy_from_guest_linear(
>          &tss, prev_tr.base, sizeof(tss), PFEC_page_present, &pfinfo);
> -    if ( rc == HVMCOPY_bad_gva_to_gfn )
> +    if ( rc == HVMTRANS_bad_linear_to_gfn )
>          hvm_inject_page_fault(pfinfo.ec, pfinfo.linear);
> -    if ( rc != HVMCOPY_okay )
> +    if ( rc != HVMTRANS_okay )
>          goto out;
> 
>      eflags = regs->eflags;
> @@ -2955,20 +2955,20 @@ void hvm_task_switch(
>                                    offsetof(typeof(tss), trace) -
>                                    offsetof(typeof(tss), eip),
>                                    PFEC_page_present, &pfinfo);
> -    if ( rc == HVMCOPY_bad_gva_to_gfn )
> +    if ( rc == HVMTRANS_bad_linear_to_gfn )
>          hvm_inject_page_fault(pfinfo.ec, pfinfo.linear);
> -    if ( rc != HVMCOPY_okay )
> +    if ( rc != HVMTRANS_okay )
>          goto out;
> 
>      rc = hvm_copy_from_guest_linear(
>          &tss, tr.base, sizeof(tss), PFEC_page_present, &pfinfo);
> -    if ( rc == HVMCOPY_bad_gva_to_gfn )
> +    if ( rc == HVMTRANS_bad_linear_to_gfn )
>          hvm_inject_page_fault(pfinfo.ec, pfinfo.linear);
>      /*
> -     * Note: The HVMCOPY_gfn_shared case could be optimised, if the callee
> +     * Note: The HVMTRANS_gfn_shared case could be optimised, if the
> callee
>       * functions knew we want RO access.
>       */
> -    if ( rc != HVMCOPY_okay )
> +    if ( rc != HVMTRANS_okay )
>          goto out;
> 
>      new_cpl = tss.eflags & X86_EFLAGS_VM ? 3 : tss.cs & 3;
> @@ -3010,12 +3010,12 @@ void hvm_task_switch(
>          rc = hvm_copy_to_guest_linear(tr.base + offsetof(typeof(tss),
> back_link),
>                                        &tss.back_link, sizeof(tss.back_link), 
> 0,
>                                        &pfinfo);
> -        if ( rc == HVMCOPY_bad_gva_to_gfn )
> +        if ( rc == HVMTRANS_bad_linear_to_gfn )
>          {
>              hvm_inject_page_fault(pfinfo.ec, pfinfo.linear);
>              exn_raised = 1;
>          }
> -        else if ( rc != HVMCOPY_okay )
> +        else if ( rc != HVMTRANS_okay )
>              goto out;
>      }
> 
> @@ -3051,12 +3051,12 @@ void hvm_task_switch(
>          {
>              rc = hvm_copy_to_guest_linear(linear_addr, &errcode, opsz, 0,
>                                            &pfinfo);
> -            if ( rc == HVMCOPY_bad_gva_to_gfn )
> +            if ( rc == HVMTRANS_bad_linear_to_gfn )
>              {
>                  hvm_inject_page_fault(pfinfo.ec, pfinfo.linear);
>                  exn_raised = 1;
>              }
> -            else if ( rc != HVMCOPY_okay )
> +            else if ( rc != HVMTRANS_okay )
>                  goto out;
>          }
>      }
> @@ -3073,7 +3073,7 @@ void hvm_task_switch(
>  #define HVMCOPY_to_guest   (1u<<0)
>  #define HVMCOPY_phys       (0u<<2)
>  #define HVMCOPY_linear     (1u<<2)
> -static enum hvm_copy_result __hvm_copy(
> +static enum hvm_translation_result __hvm_copy(
>      void *buf, paddr_t addr, int size, struct vcpu *v, unsigned int flags,
>      uint32_t pfec, pagefault_info_t *pfinfo)
>  {
> @@ -3098,7 +3098,7 @@ static enum hvm_copy_result __hvm_copy(
>       * Hence we bail immediately if called from atomic context.
>       */
>      if ( in_atomic() )
> -        return HVMCOPY_unhandleable;
> +        return HVMTRANS_unhandleable;
>  #endif
> 
>      while ( todo > 0 )
> @@ -3113,15 +3113,15 @@ static enum hvm_copy_result __hvm_copy(
>              if ( gfn == gfn_x(INVALID_GFN) )
>              {
>                  if ( pfec & PFEC_page_paged )
> -                    return HVMCOPY_gfn_paged_out;
> +                    return HVMTRANS_gfn_paged_out;
>                  if ( pfec & PFEC_page_shared )
> -                    return HVMCOPY_gfn_shared;
> +                    return HVMTRANS_gfn_shared;
>                  if ( pfinfo )
>                  {
>                      pfinfo->linear = addr;
>                      pfinfo->ec = pfec & ~PFEC_implicit;
>                  }
> -                return HVMCOPY_bad_gva_to_gfn;
> +                return HVMTRANS_bad_linear_to_gfn;
>              }
>              gpa |= (paddr_t)gfn << PAGE_SHIFT;
>          }
> @@ -3139,28 +3139,28 @@ static enum hvm_copy_result __hvm_copy(
>          if ( v == current
>               && !nestedhvm_vcpu_in_guestmode(v)
>               && hvm_mmio_internal(gpa) )
> -            return HVMCOPY_bad_gfn_to_mfn;
> +            return HVMTRANS_bad_gfn_to_mfn;
> 
>          page = get_page_from_gfn(v->domain, gfn, &p2mt, P2M_UNSHARE);
> 
>          if ( !page )
> -            return HVMCOPY_bad_gfn_to_mfn;
> +            return HVMTRANS_bad_gfn_to_mfn;
> 
>          if ( p2m_is_paging(p2mt) )
>          {
>              put_page(page);
>              p2m_mem_paging_populate(v->domain, gfn);
> -            return HVMCOPY_gfn_paged_out;
> +            return HVMTRANS_gfn_paged_out;
>          }
>          if ( p2m_is_shared(p2mt) )
>          {
>              put_page(page);
> -            return HVMCOPY_gfn_shared;
> +            return HVMTRANS_gfn_shared;
>          }
>          if ( p2m_is_grant(p2mt) )
>          {
>              put_page(page);
> -            return HVMCOPY_unhandleable;
> +            return HVMTRANS_unhandleable;
>          }
> 
>          p = (char *)__map_domain_page(page) + (addr & ~PAGE_MASK);
> @@ -3198,24 +3198,24 @@ static enum hvm_copy_result __hvm_copy(
>          put_page(page);
>      }
> 
> -    return HVMCOPY_okay;
> +    return HVMTRANS_okay;
>  }
> 
> -enum hvm_copy_result hvm_copy_to_guest_phys(
> +enum hvm_translation_result hvm_copy_to_guest_phys(
>      paddr_t paddr, void *buf, int size, struct vcpu *v)
>  {
>      return __hvm_copy(buf, paddr, size, v,
>                        HVMCOPY_to_guest | HVMCOPY_phys, 0, NULL);
>  }
> 
> -enum hvm_copy_result hvm_copy_from_guest_phys(
> +enum hvm_translation_result hvm_copy_from_guest_phys(
>      void *buf, paddr_t paddr, int size)
>  {
>      return __hvm_copy(buf, paddr, size, current,
>                        HVMCOPY_from_guest | HVMCOPY_phys, 0, NULL);
>  }
> 
> -enum hvm_copy_result hvm_copy_to_guest_linear(
> +enum hvm_translation_result hvm_copy_to_guest_linear(
>      unsigned long addr, void *buf, int size, uint32_t pfec,
>      pagefault_info_t *pfinfo)
>  {
> @@ -3224,7 +3224,7 @@ enum hvm_copy_result
> hvm_copy_to_guest_linear(
>                        PFEC_page_present | PFEC_write_access | pfec, pfinfo);
>  }
> 
> -enum hvm_copy_result hvm_copy_from_guest_linear(
> +enum hvm_translation_result hvm_copy_from_guest_linear(
>      void *buf, unsigned long addr, int size, uint32_t pfec,
>      pagefault_info_t *pfinfo)
>  {
> @@ -3233,7 +3233,7 @@ enum hvm_copy_result
> hvm_copy_from_guest_linear(
>                        PFEC_page_present | pfec, pfinfo);
>  }
> 
> -enum hvm_copy_result hvm_fetch_from_guest_linear(
> +enum hvm_translation_result hvm_fetch_from_guest_linear(
>      void *buf, unsigned long addr, int size, uint32_t pfec,
>      pagefault_info_t *pfinfo)
>  {
> @@ -3670,7 +3670,7 @@ void hvm_ud_intercept(struct cpu_user_regs
> *regs)
>                                          sizeof(sig), hvm_access_insn_fetch,
>                                          cs, &addr) &&
>               (hvm_fetch_from_guest_linear(sig, addr, sizeof(sig),
> -                                          walk, NULL) == HVMCOPY_okay) &&
> +                                          walk, NULL) == HVMTRANS_okay) &&
>               (memcmp(sig, "\xf\xbxen", sizeof(sig)) == 0) )
>          {
>              regs->rip += sizeof(sig);
> diff --git a/xen/arch/x86/hvm/intercept.c b/xen/arch/x86/hvm/intercept.c
> index e51efd5..ef82419 100644
> --- a/xen/arch/x86/hvm/intercept.c
> +++ b/xen/arch/x86/hvm/intercept.c
> @@ -136,14 +136,14 @@ int hvm_process_io_intercept(const struct
> hvm_io_handler *handler,
>                  switch ( hvm_copy_to_guest_phys(p->data + step * i,
>                                                  &data, p->size, current) )
>                  {
> -                case HVMCOPY_okay:
> +                case HVMTRANS_okay:
>                      break;
> -                case HVMCOPY_bad_gfn_to_mfn:
> +                case HVMTRANS_bad_gfn_to_mfn:
>                      /* Drop the write as real hardware would. */
>                      continue;
> -                case HVMCOPY_bad_gva_to_gfn:
> -                case HVMCOPY_gfn_paged_out:
> -                case HVMCOPY_gfn_shared:
> +                case HVMTRANS_bad_linear_to_gfn:
> +                case HVMTRANS_gfn_paged_out:
> +                case HVMTRANS_gfn_shared:
>                      ASSERT_UNREACHABLE();
>                      /* fall through */
>                  default:
> @@ -164,14 +164,14 @@ int hvm_process_io_intercept(const struct
> hvm_io_handler *handler,
>                  switch ( hvm_copy_from_guest_phys(&data, p->data + step * i,
>                                                    p->size) )
>                  {
> -                case HVMCOPY_okay:
> +                case HVMTRANS_okay:
>                      break;
> -                case HVMCOPY_bad_gfn_to_mfn:
> +                case HVMTRANS_bad_gfn_to_mfn:
>                      data = ~0;
>                      break;
> -                case HVMCOPY_bad_gva_to_gfn:
> -                case HVMCOPY_gfn_paged_out:
> -                case HVMCOPY_gfn_shared:
> +                case HVMTRANS_bad_linear_to_gfn:
> +                case HVMTRANS_gfn_paged_out:
> +                case HVMTRANS_gfn_shared:
>                      ASSERT_UNREACHABLE();
>                      /* fall through */
>                  default:
> diff --git a/xen/arch/x86/hvm/svm/nestedsvm.c
> b/xen/arch/x86/hvm/svm/nestedsvm.c
> index 8fd9c23..66a1777 100644
> --- a/xen/arch/x86/hvm/svm/nestedsvm.c
> +++ b/xen/arch/x86/hvm/svm/nestedsvm.c
> @@ -357,7 +357,7 @@ static int nsvm_vmrun_permissionmap(struct vcpu
> *v, bool_t viopm)
>      struct vmcb_struct *host_vmcb = arch_svm->vmcb;
>      unsigned long *ns_msrpm_ptr;
>      unsigned int i;
> -    enum hvm_copy_result ret;
> +    enum hvm_translation_result ret;
>      unsigned long *ns_viomap;
>      bool_t ioport_80 = 1, ioport_ed = 1;
> 
> @@ -365,7 +365,8 @@ static int nsvm_vmrun_permissionmap(struct vcpu
> *v, bool_t viopm)
> 
>      ret = hvm_copy_from_guest_phys(svm->ns_cached_msrpm,
>                                     ns_vmcb->_msrpm_base_pa, MSRPM_SIZE);
> -    if (ret != HVMCOPY_okay) {
> +    if ( ret != HVMTRANS_okay )
> +    {
>          gdprintk(XENLOG_ERR, "hvm_copy_from_guest_phys msrpm %u\n",
> ret);
>          return 1;
>      }
> diff --git a/xen/arch/x86/hvm/svm/svm.c b/xen/arch/x86/hvm/svm/svm.c
> index 6b19b16..12ddc8a 100644
> --- a/xen/arch/x86/hvm/svm/svm.c
> +++ b/xen/arch/x86/hvm/svm/svm.c
> @@ -1266,7 +1266,7 @@ static void svm_emul_swint_injection(struct
> x86_event *event)
>                                      PFEC_implicit, &pfinfo);
>      if ( rc )
>      {
> -        if ( rc == HVMCOPY_bad_gva_to_gfn )
> +        if ( rc == HVMTRANS_bad_linear_to_gfn )
>          {
>              fault = TRAP_page_fault;
>              ec = pfinfo.ec;
> diff --git a/xen/arch/x86/hvm/viridian.c b/xen/arch/x86/hvm/viridian.c
> index e0546f3..f0fa59d 100644
> --- a/xen/arch/x86/hvm/viridian.c
> +++ b/xen/arch/x86/hvm/viridian.c
> @@ -914,7 +914,7 @@ int viridian_hypercall(struct cpu_user_regs *regs)
> 
>          /* Get input parameters. */
>          if ( hvm_copy_from_guest_phys(&input_params, input_params_gpa,
> -                                      sizeof(input_params)) != HVMCOPY_okay )
> +                                      sizeof(input_params)) != HVMTRANS_okay 
> )
>              break;
> 
>          /*
> diff --git a/xen/arch/x86/hvm/vmsi.c b/xen/arch/x86/hvm/vmsi.c
> index 9b35e9b..7126de7 100644
> --- a/xen/arch/x86/hvm/vmsi.c
> +++ b/xen/arch/x86/hvm/vmsi.c
> @@ -609,7 +609,7 @@ void msix_write_completion(struct vcpu *v)
>          if ( desc &&
>               hvm_copy_from_guest_phys(&data,
>                                        v->arch.hvm_vcpu.hvm_io.msix_snoop_gpa,
> -                                      sizeof(data)) == HVMCOPY_okay &&
> +                                      sizeof(data)) == HVMTRANS_okay &&
>               !(data & PCI_MSIX_VECTOR_BITMASK) )
>              ctrl_address = snoop_addr;
>      }
> diff --git a/xen/arch/x86/hvm/vmx/realmode.c
> b/xen/arch/x86/hvm/vmx/realmode.c
> index 11bde58..12d43ad 100644
> --- a/xen/arch/x86/hvm/vmx/realmode.c
> +++ b/xen/arch/x86/hvm/vmx/realmode.c
> @@ -40,7 +40,7 @@ static void realmode_deliver_exception(
>      last_byte = (vector * 4) + 3;
>      if ( idtr->limit < last_byte ||
>           hvm_copy_from_guest_phys(&cs_eip, idtr->base + vector * 4, 4) !=
> -         HVMCOPY_okay )
> +         HVMTRANS_okay )
>      {
>          /* Software interrupt? */
>          if ( insn_len != 0 )
> diff --git a/xen/arch/x86/hvm/vmx/vvmx.c
> b/xen/arch/x86/hvm/vmx/vvmx.c
> index e2361a1..cd0ee0a 100644
> --- a/xen/arch/x86/hvm/vmx/vvmx.c
> +++ b/xen/arch/x86/hvm/vmx/vvmx.c
> @@ -481,9 +481,9 @@ static int decode_vmx_inst(struct cpu_user_regs
> *regs,
>              int rc = hvm_copy_from_guest_linear(poperandS, base, size,
>                                                  0, &pfinfo);
> 
> -            if ( rc == HVMCOPY_bad_gva_to_gfn )
> +            if ( rc == HVMTRANS_bad_linear_to_gfn )
>                  hvm_inject_page_fault(pfinfo.ec, pfinfo.linear);
> -            if ( rc != HVMCOPY_okay )
> +            if ( rc != HVMTRANS_okay )
>                  return X86EMUL_EXCEPTION;
>          }
>          decode->mem = base;
> @@ -1468,7 +1468,7 @@ int nvmx_handle_vmxon(struct cpu_user_regs
> *regs)
>      }
> 
>      rc = hvm_copy_from_guest_phys(&nvmcs_revid, gpa,
> sizeof(nvmcs_revid));
> -    if ( rc != HVMCOPY_okay ||
> +    if ( rc != HVMTRANS_okay ||
>           (nvmcs_revid & ~VMX_BASIC_REVISION_MASK) ||
>           ((nvmcs_revid ^ vmx_basic_msr) & VMX_BASIC_REVISION_MASK) )
>      {
> @@ -1746,9 +1746,9 @@ int nvmx_handle_vmptrst(struct cpu_user_regs
> *regs)
>      gpa = nvcpu->nv_vvmcxaddr;
> 
>      rc = hvm_copy_to_guest_linear(decode.mem, &gpa, decode.len, 0,
> &pfinfo);
> -    if ( rc == HVMCOPY_bad_gva_to_gfn )
> +    if ( rc == HVMTRANS_bad_linear_to_gfn )
>          hvm_inject_page_fault(pfinfo.ec, pfinfo.linear);
> -    if ( rc != HVMCOPY_okay )
> +    if ( rc != HVMTRANS_okay )
>          return X86EMUL_EXCEPTION;
> 
>      vmsucceed(regs);
> @@ -1835,9 +1835,9 @@ int nvmx_handle_vmread(struct cpu_user_regs
> *regs)
>      switch ( decode.type ) {
>      case VMX_INST_MEMREG_TYPE_MEMORY:
>          rc = hvm_copy_to_guest_linear(decode.mem, &value, decode.len, 0,
> &pfinfo);
> -        if ( rc == HVMCOPY_bad_gva_to_gfn )
> +        if ( rc == HVMTRANS_bad_linear_to_gfn )
>              hvm_inject_page_fault(pfinfo.ec, pfinfo.linear);
> -        if ( rc != HVMCOPY_okay )
> +        if ( rc != HVMTRANS_okay )
>              return X86EMUL_EXCEPTION;
>          break;
>      case VMX_INST_MEMREG_TYPE_REG:
> diff --git a/xen/arch/x86/mm/shadow/common.c
> b/xen/arch/x86/mm/shadow/common.c
> index 3926ed6..8b9310c 100644
> --- a/xen/arch/x86/mm/shadow/common.c
> +++ b/xen/arch/x86/mm/shadow/common.c
> @@ -196,16 +196,16 @@ hvm_read(enum x86_segment seg,
> 
>      switch ( rc )
>      {
> -    case HVMCOPY_okay:
> +    case HVMTRANS_okay:
>          return X86EMUL_OKAY;
> -    case HVMCOPY_bad_gva_to_gfn:
> +    case HVMTRANS_bad_linear_to_gfn:
>          x86_emul_pagefault(pfinfo.ec, pfinfo.linear, &sh_ctxt->ctxt);
>          return X86EMUL_EXCEPTION;
> -    case HVMCOPY_bad_gfn_to_mfn:
> -    case HVMCOPY_unhandleable:
> +    case HVMTRANS_bad_gfn_to_mfn:
> +    case HVMTRANS_unhandleable:
>          return X86EMUL_UNHANDLEABLE;
> -    case HVMCOPY_gfn_paged_out:
> -    case HVMCOPY_gfn_shared:
> +    case HVMTRANS_gfn_paged_out:
> +    case HVMTRANS_gfn_shared:
>          return X86EMUL_RETRY;
>      }
> 
> diff --git a/xen/common/libelf/libelf-loader.c b/xen/common/libelf/libelf-
> loader.c
> index c8b7ec9..0f46872 100644
> --- a/xen/common/libelf/libelf-loader.c
> +++ b/xen/common/libelf/libelf-loader.c
> @@ -154,10 +154,10 @@ static elf_errorstatus elf_memcpy(struct vcpu *v,
> void *dst, void *src,
>  #ifdef CONFIG_X86
>      if ( is_hvm_vcpu(v) )
>      {
> -        enum hvm_copy_result rc;
> +        enum hvm_translation_result rc;
> 
>          rc = hvm_copy_to_guest_phys((paddr_t)dst, src, size, v);
> -        return rc != HVMCOPY_okay ? -1 : 0;
> +        return rc != HVMTRANS_okay ? -1 : 0;
>      }
>  #endif
> 
> diff --git a/xen/include/asm-x86/hvm/support.h b/xen/include/asm-
> x86/hvm/support.h
> index b18dbb6..e3b035d 100644
> --- a/xen/include/asm-x86/hvm/support.h
> +++ b/xen/include/asm-x86/hvm/support.h
> @@ -53,23 +53,23 @@ extern unsigned int opt_hvm_debug_level;
> 
>  extern unsigned long hvm_io_bitmap[];
> 
> -enum hvm_copy_result {
> -    HVMCOPY_okay = 0,
> -    HVMCOPY_bad_gva_to_gfn,
> -    HVMCOPY_bad_gfn_to_mfn,
> -    HVMCOPY_unhandleable,
> -    HVMCOPY_gfn_paged_out,
> -    HVMCOPY_gfn_shared,
> +enum hvm_translation_result {
> +    HVMTRANS_okay,
> +    HVMTRANS_bad_linear_to_gfn,
> +    HVMTRANS_bad_gfn_to_mfn,
> +    HVMTRANS_unhandleable,
> +    HVMTRANS_gfn_paged_out,
> +    HVMTRANS_gfn_shared,
>  };
> 
>  /*
>   * Copy to/from a guest physical address.
> - * Returns HVMCOPY_okay, else HVMCOPY_bad_gfn_to_mfn if the given
> physical
> + * Returns HVMTRANS_okay, else HVMTRANS_bad_gfn_to_mfn if the
> given physical
>   * address range does not map entirely onto ordinary machine memory.
>   */
> -enum hvm_copy_result hvm_copy_to_guest_phys(
> +enum hvm_translation_result hvm_copy_to_guest_phys(
>      paddr_t paddr, void *buf, int size, struct vcpu *v);
> -enum hvm_copy_result hvm_copy_from_guest_phys(
> +enum hvm_translation_result hvm_copy_from_guest_phys(
>      void *buf, paddr_t paddr, int size);
> 
>  /*
> @@ -79,13 +79,13 @@ enum hvm_copy_result
> hvm_copy_from_guest_phys(
>   * to set them.
>   *
>   * Returns:
> - *  HVMCOPY_okay: Copy was entirely successful.
> - *  HVMCOPY_bad_gfn_to_mfn: Some guest physical address did not map
> to
> - *                          ordinary machine memory.
> - *  HVMCOPY_bad_gva_to_gfn: Some guest virtual address did not have a
> valid
> - *                          mapping to a guest physical address.  The
> - *                          pagefault_info_t structure will be filled in if
> - *                          provided.
> + *  HVMTRANS_okay: Copy was entirely successful.
> + *  HVMTRANS_bad_gfn_to_mfn: Some guest physical address did not map
> to
> + *                           ordinary machine memory.
> + *  HVMTRANS_bad_linear_to_gfn: Some guest linear address did not have
> a
> + *                              valid mapping to a guest physical address.
> + *                              The pagefault_info_t structure will be filled
> + *                              in if provided.
>   */
>  typedef struct pagefault_info
>  {
> @@ -93,13 +93,13 @@ typedef struct pagefault_info
>      int ec;
>  } pagefault_info_t;
> 
> -enum hvm_copy_result hvm_copy_to_guest_linear(
> +enum hvm_translation_result hvm_copy_to_guest_linear(
>      unsigned long addr, void *buf, int size, uint32_t pfec,
>      pagefault_info_t *pfinfo);
> -enum hvm_copy_result hvm_copy_from_guest_linear(
> +enum hvm_translation_result hvm_copy_from_guest_linear(
>      void *buf, unsigned long addr, int size, uint32_t pfec,
>      pagefault_info_t *pfinfo);
> -enum hvm_copy_result hvm_fetch_from_guest_linear(
> +enum hvm_translation_result hvm_fetch_from_guest_linear(
>      void *buf, unsigned long addr, int size, uint32_t pfec,
>      pagefault_info_t *pfinfo);
> 
> --
> 2.7.4


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