File valgrind.xen-4.9-handle-IOCTL_PRIVCMD_DM_OP.patch of Package valgrind

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File valgrind.xen-4.9-handle-IOCTL_PRIVCMD_DM_OP.patch of Package valgrind (Revision a8985a0c820f8bcab2df35b8a19d8b39)

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From: Olaf Hering <olaf@aepfle.de>
Date: Fri, 16 Nov 2018 17:29:39 +0100
Subject: xen-4.9: handle IOCTL_PRIVCMD_DM_OP

Handle IOCTL_PRIVCMD_DM_OP

bz#390553
---
 coregrind/m_syswrap/syswrap-linux.c | 17 +++++++++++++++++
 include/vki/vki-linux.h             | 14 ++++++++++++++
 2 files changed, 31 insertions(+)

--- a/coregrind/m_syswrap/syswrap-linux.c
+++ b/coregrind/m_syswrap/syswrap-linux.c
@@ -8219,6 +8219,17 @@ PRE(sys_ioctl)
                     (Addr)args->arr, sizeof(*(args->arr)) * args->num);
       break;
    }
+   case VKI_XEN_IOCTL_PRIVCMD_DM_OP: {
+      struct vki_xen_privcmd_dm_op *args =
+         (struct vki_xen_privcmd_dm_op *)(ARG3);
+      PRE_MEM_READ("VKI_XEN_IOCTL_PRIVCMD_DM_OP(dom)",
+                  (Addr)&args->dom, sizeof(args->dom));
+      PRE_MEM_READ("VKI_XEN_IOCTL_PRIVCMD_DM_OP(num)",
+                  (Addr)&args->num, sizeof(args->num));
+      PRE_MEM_READ("VKI_XEN_IOCTL_PRIVCMD_DM_OP(ubufs)",
+                  (Addr)args->ubufs, sizeof(*(args->ubufs)) * args->num);
+      break;
+   }
 
    case VKI_XEN_IOCTL_EVTCHN_BIND_VIRQ: {
          struct vki_xen_ioctl_evtchn_bind_virq *args =
@@ -10800,6 +10811,12 @@ POST(sys_ioctl)
        POST_MEM_WRITE((Addr)args->err, sizeof(*(args->err)) * args->num);
       }
       break;
+   case VKI_XEN_IOCTL_PRIVCMD_DM_OP: {
+      struct vki_xen_privcmd_dm_op *args =
+         (struct vki_xen_privcmd_dm_op *)(ARG3);
+      POST_MEM_WRITE((Addr)args->ubufs, sizeof(*(args->ubufs)) * args->num);
+      }
+      break;
 
    case VKI_XEN_IOCTL_EVTCHN_BIND_VIRQ:
    case VKI_XEN_IOCTL_EVTCHN_BIND_INTERDOMAIN:
--- a/include/vki/vki-linux.h
+++ b/include/vki/vki-linux.h
@@ -3384,12 +3384,26 @@ struct vki_xen_privcmd_mmapbatch_v2 {
         int __user *err;  /* array of error codes */
 };
 
+struct vki_xen_privcmd_dm_op_buf {
+        void __user *uptr;
+        __vki_kernel_size_t size;
+};
+
+struct vki_xen_privcmd_dm_op {
+        __vki_u16 dom;
+        __vki_u16 num;
+        const struct vki_xen_privcmd_dm_op_buf __user *ubufs;
+};
+
+
 #define VKI_XEN_IOCTL_PRIVCMD_HYPERCALL    _VKI_IOC(_VKI_IOC_NONE, 'P', 0, sizeof(struct vki_xen_privcmd_hypercall))
 #define VKI_XEN_IOCTL_PRIVCMD_MMAP         _VKI_IOC(_VKI_IOC_NONE, 'P', 2, sizeof(struct vki_xen_privcmd_mmap))
 
 #define VKI_XEN_IOCTL_PRIVCMD_MMAPBATCH    _VKI_IOC(_VKI_IOC_NONE, 'P', 3, sizeof(struct vki_xen_privcmd_mmapbatch))
 #define VKI_XEN_IOCTL_PRIVCMD_MMAPBATCH_V2 _VKI_IOC(_VKI_IOC_NONE, 'P', 4, sizeof(struct vki_xen_privcmd_mmapbatch_v2))
 
+#define VKI_XEN_IOCTL_PRIVCMD_DM_OP        _VKI_IOC(_VKI_IOC_NONE, 'P', 5, sizeof(struct vki_xen_privcmd_dm_op))
+
 //----------------------------------------------------------------------
 // Xen evtchn IOCTL
 //----------------------------------------------------------------------

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File valgrind.xen-4.9-handle-IOCTL_PRIVCMD_DM_OP.patch of Package valgrind (Revision a8985a0c820f8bcab2df35b8a19d8b39)

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