File valgrind.xen-3.4-versioned-hvmcontext_partial.p... of Package valgrind

Overview Repositories Revisions Requests Users Attributes Meta

File valgrind.xen-3.4-versioned-hvmcontext_partial.patch of Package valgrind (Revision 186e76db7a002b846935ab4ad5af5be4)

Currently displaying revision 186e76db7a002b846935ab4ad5af5be4 , Show latest

From: Olaf Hering <olaf@aepfle.de>
Date: Fri, 16 Nov 2018 17:29:42 +0100
Subject: xen-3.4: versioned hvmcontext_partial

The layout of xen_domctl_hvmcontext_partial used from xen-3.4 up to xen-4.9.

bz#390553
---
 coregrind/m_syswrap/syswrap-xen.c | 80 ++++++++++++++++++++++++++++++++++++++++++++++++--------------------------------
 include/vki/vki-xen-domctl.h      |  8 ++++----
 2 files changed, 52 insertions(+), 36 deletions(-)

--- a/coregrind/m_syswrap/syswrap-xen.c
+++ b/coregrind/m_syswrap/syswrap-xen.c
@@ -797,30 +797,38 @@ PRE(domctl)
        break;
 
    case VKI_XEN_DOMCTL_gethvmcontext_partial:
-       __PRE_XEN_DOMCTL_READ(gethvmcontext_partial, hvmcontext_partial, type);
-       __PRE_XEN_DOMCTL_READ(gethvmcontext_partial, hvmcontext_partial, instance);
-       __PRE_XEN_DOMCTL_READ(gethvmcontext_partial, hvmcontext_partial, buffer);
-
-       switch (domctl->u.hvmcontext_partial.type) {
-       case VKI_HVM_SAVE_CODE(CPU):
-           if ( domctl->u.hvmcontext_partial.buffer.p )
-                PRE_MEM_WRITE("XEN_DOMCTL_gethvmcontext_partial *buffer",
-                   (Addr)domctl->u.hvmcontext_partial.buffer.p,
-                   VKI_HVM_SAVE_LENGTH(CPU));
-           break;
-       case VKI_HVM_SAVE_CODE(MTRR):
-           if ( domctl->u.hvmcontext_partial.buffer.p )
-	        PRE_MEM_WRITE("XEN_DOMCTL_gethvmcontext_partial *buffer",
-		   (Addr)domctl->u.hvmcontext_partial.buffer.p,
-		   VKI_HVM_SAVE_LENGTH(MTRR));
-           break;
-       default:
-           bad_subop(tid, layout, arrghs, status, flags,
-                         "__HYPERVISOR_domctl_gethvmcontext_partial type",
-                         domctl->u.hvmcontext_partial.type);
-           break;
-       }
-       break;
+      switch (domctl->interface_version) {
+      case 0x00000007:
+      case 0x00000008:
+      case 0x00000009:
+      case 0x0000000a:
+      case 0x0000000b:
+         __PRE_XEN_DOMCTL_READ(gethvmcontext_partial, hvmcontext_partial_00000005, type);
+         __PRE_XEN_DOMCTL_READ(gethvmcontext_partial, hvmcontext_partial_00000005, instance);
+         __PRE_XEN_DOMCTL_READ(gethvmcontext_partial, hvmcontext_partial_00000005, buffer);
+
+         switch (domctl->u.hvmcontext_partial_00000005.type) {
+         case VKI_HVM_SAVE_CODE(CPU):
+            if ( domctl->u.hvmcontext_partial_00000005.buffer.p )
+               PRE_MEM_WRITE("XEN_DOMCTL_gethvmcontext_partial *buffer",
+                           (Addr)domctl->u.hvmcontext_partial_00000005.buffer.p,
+                           VKI_HVM_SAVE_LENGTH(CPU));
+            break;
+         case VKI_HVM_SAVE_CODE(MTRR):
+            if ( domctl->u.hvmcontext_partial_00000005.buffer.p )
+               PRE_MEM_WRITE("XEN_DOMCTL_gethvmcontext_partial *buffer",
+                           (Addr)domctl->u.hvmcontext_partial_00000005.buffer.p,
+                           VKI_HVM_SAVE_LENGTH(MTRR));
+            break;
+         default:
+            bad_subop(tid, layout, arrghs, status, flags,
+                      "__HYPERVISOR_domctl_gethvmcontext_partial type",
+                      domctl->u.hvmcontext_partial_00000005.type);
+            break;
+         }
+         break;
+      }
+      break;
 
    case VKI_XEN_DOMCTL_max_mem:
       PRE_XEN_DOMCTL_READ(max_mem, max_memkb);
@@ -1929,14 +1937,22 @@ POST(domctl){
        break;
 
    case VKI_XEN_DOMCTL_gethvmcontext_partial:
-       switch (domctl->u.hvmcontext_partial.type) {
-       case VKI_HVM_SAVE_CODE(CPU):
-           if ( domctl->u.hvmcontext_partial.buffer.p )
-                POST_MEM_WRITE((Addr)domctl->u.hvmcontext_partial.buffer.p,
-                   VKI_HVM_SAVE_LENGTH(CPU));
-           break;
-       }
-       break;
+      switch (domctl->interface_version) {
+      case 0x00000007:
+      case 0x00000008:
+      case 0x00000009:
+      case 0x0000000a:
+      case 0x0000000b:
+         switch (domctl->u.hvmcontext_partial_00000005.type) {
+         case VKI_HVM_SAVE_CODE(CPU):
+            if ( domctl->u.hvmcontext_partial_00000005.buffer.p )
+               POST_MEM_WRITE((Addr)domctl->u.hvmcontext_partial_00000005.buffer.p,
+                              VKI_HVM_SAVE_LENGTH(CPU));
+            break;
+         }
+         break;
+      }
+      break;
 
    case VKI_XEN_DOMCTL_scheduler_op:
       if ( domctl->u.scheduler_op.cmd == VKI_XEN_DOMCTL_SCHEDOP_getinfo ) {
--- a/include/vki/vki-xen-domctl.h
+++ b/include/vki/vki-xen-domctl.h
@@ -382,13 +382,13 @@ struct vki_xen_domctl_hvmcontext {
 typedef struct vki_xen_domctl_hvmcontext vki_xen_domctl_hvmcontext_t;
 DEFINE_VKI_XEN_GUEST_HANDLE(vki_xen_domctl_hvmcontext_t);
 
-struct vki_xen_domctl_hvmcontext_partial {
+struct vki_xen_domctl_hvmcontext_partial_00000005 {
     vki_uint32_t type; /* IN */
     vki_uint32_t instance; /* IN */
     VKI_XEN_GUEST_HANDLE_64(vki_uint8) buffer; /* IN/OUT buffer */
 };
-typedef struct vki_xen_domctl_hvmcontext_partial vki_xen_domctl_hvmcontext_partial_t;
-DEFINE_VKI_XEN_GUEST_HANDLE(vki_xen_domctl_hvmcontext_partial_t);
+typedef struct vki_xen_domctl_hvmcontext_partial_00000005 vki_xen_domctl_hvmcontext_partial_00000005_t;
+DEFINE_VKI_XEN_GUEST_HANDLE(vki_xen_domctl_hvmcontext_partial_00000005_t);
 
 
 struct vki_xen_domctl_pin_mem_cacheattr {
@@ -615,7 +615,7 @@ struct vki_xen_domctl {
         struct vki_xen_domctl_tsc_info_0000000b   tsc_info_0000000b;
         //struct vki_xen_domctl_real_mode_area    real_mode_area;
         struct vki_xen_domctl_hvmcontext        hvmcontext;
-        struct vki_xen_domctl_hvmcontext_partial hvmcontext_partial;
+        struct vki_xen_domctl_hvmcontext_partial_00000005 hvmcontext_partial_00000005;
         struct vki_xen_domctl_address_size      address_size;
         //struct vki_xen_domctl_sendtrigger       sendtrigger;
         //struct vki_xen_domctl_get_device_group  get_device_group;

Places

File valgrind.xen-3.4-versioned-hvmcontext_partial.patch of Package valgrind (Revision 186e76db7a002b846935ab4ad5af5be4)

Places