File valgrind.xen-4.7-versioned-XEN_SYSCTL_get_cpu_f... of Package valgrind

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File valgrind.xen-4.7-versioned-XEN_SYSCTL_get_cpu_featureset.patch of Package valgrind (Revision 658a0b3b27348481c67485421908f507)

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From: Olaf Hering <olaf@aepfle.de>
Date: Fri, 16 Nov 2018 17:21:31 +0100
Subject: xen-4.7: versioned XEN_SYSCTL_get_cpu_featureset

bz#390553
---
 coregrind/m_syswrap/syswrap-xen.c | 22 ++++++++++++++++++++++
 include/vki/vki-xen-sysctl.h      |  8 ++++++++
 2 files changed, 30 insertions(+)

--- a/coregrind/m_syswrap/syswrap-xen.c
+++ b/coregrind/m_syswrap/syswrap-xen.c
@@ -743,6 +743,16 @@ PRE(sysctl) {
       }
       break;
 
+   case VKI_XEN_SYSCTL_get_cpu_featureset:
+      switch (sysctl->interface_version)
+      {
+      case 0x0000000d:
+         PRE_XEN_SYSCTL_READ(cpu_featureset_0000000d, index);
+         PRE_XEN_SYSCTL_READ(cpu_featureset_0000000d, nr_features);
+         break;
+      }
+      break;
+
    default:
       bad_subop(tid, layout, arrghs, status, flags,
                 "__HYPERVISOR_sysctl", sysctl->cmd);
@@ -1950,6 +1960,18 @@ POST(sysctl)
          break;
       }
       break;
+
+   case VKI_XEN_SYSCTL_get_cpu_featureset:
+      switch (sysctl->interface_version)
+      {
+      case 0x0000000d:
+         POST_XEN_SYSCTL_WRITE(cpu_featureset_0000000d, nr_features);
+         POST_MEM_WRITE((Addr)sysctl->u.cpu_featureset_0000000d.features.p,
+                        sizeof(uint32_t) *  sysctl->u.cpu_featureset_0000000d.nr_features);
+         break;
+      }
+      break;
+
    /* No outputs */
    case VKI_XEN_SYSCTL_debug_keys:
        break;
--- a/include/vki/vki-xen-sysctl.h
+++ b/include/vki/vki-xen-sysctl.h
@@ -49,6 +49,7 @@
 #define VKI_XEN_SYSCTL_pcitopoinfo                   22
 #define VKI_XEN_SYSCTL_psr_cat_op                    23
 #define VKI_XEN_SYSCTL_tmem_op                       24
+#define VKI_XEN_SYSCTL_get_cpu_featureset            26
 
 struct vki_xen_sysctl_readconsole {
     /* IN */
@@ -210,6 +211,12 @@ struct vki_xen_sysctl_sched_id {
     vki_uint32_t              sched_id;
 };
 
+struct vki_xen_sysctl_cpu_featureset_0000000d {
+    vki_uint32_t index;
+    vki_uint32_t nr_features;
+    VKI_XEN_GUEST_HANDLE_64(vki_uint32) features;
+};
+
 struct vki_xen_sysctl {
     vki_uint32_t cmd;
     vki_uint32_t interface_version; /* XEN_SYSCTL_INTERFACE_VERSION */
@@ -242,6 +249,7 @@ struct vki_xen_sysctl {
         //struct vki_xen_sysctl_psr_cmt_op        psr_cmt_op;
         //struct vki_xen_sysctl_psr_cat_op        psr_cat_op;
         //struct vki_xen_sysctl_tmem_op           tmem_op;
+        struct vki_xen_sysctl_cpu_featureset_0000000d cpu_featureset_0000000d;
 
         vki_uint8_t                             pad[128];
     } u;

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File valgrind.xen-4.7-versioned-XEN_SYSCTL_get_cpu_featureset.patch of Package valgrind (Revision 658a0b3b27348481c67485421908f507)

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