File valgrind.xen-3.1-handle-IOCTL_GNTDEV_GET_OFFSET... of Package valgrind

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File valgrind.xen-3.1-handle-IOCTL_GNTDEV_GET_OFFSET_FOR_VADDR.patch of Package valgrind (Revision 5e0238915285ccdf330b2c83fbcf4ffd)

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From: Olaf Hering <olaf@aepfle.de>
Date: Fri, 16 Nov 2018 17:21:00 +0100
Subject: xen-3.1: handle IOCTL_GNTDEV_GET_OFFSET_FOR_VADDR

bz#390553
---
 coregrind/m_syswrap/syswrap-linux.c | 14 ++++++++++++++
 include/vki/vki-linux.h             |  9 +++++++++
 2 files changed, 23 insertions(+)

--- a/coregrind/m_syswrap/syswrap-linux.c
+++ b/coregrind/m_syswrap/syswrap-linux.c
@@ -8280,6 +8280,13 @@ PRE(sys_ioctl)
                   (Addr)&args->pad, sizeof(args->pad));
       }
       break;
+   case VKI_XEN_IOCTL_GNTDEV_GET_OFFSET_FOR_VADDR: {
+      struct vki_xen_ioctl_gntdev_get_offset_for_vaddr *args =
+         (struct vki_xen_ioctl_gntdev_get_offset_for_vaddr*)(Addr)(ARG3);
+      PRE_MEM_READ("VKI_XEN_IOCTL_GNTDEV_map_grant_ref(vaddr)",
+                  (Addr)&args->vaddr, sizeof(args->vaddr));
+      }
+      break;
 #endif
 
    /* Lustre */
@@ -10764,6 +10771,13 @@ POST(sys_ioctl)
    case VKI_XEN_IOCTL_GNTDEV_UNMAP_GRANT_REF:
       /* No output */
       break;
+   case VKI_XEN_IOCTL_GNTDEV_GET_OFFSET_FOR_VADDR: {
+      struct vki_xen_ioctl_gntdev_get_offset_for_vaddr *args =
+         (struct vki_xen_ioctl_gntdev_get_offset_for_vaddr*)(Addr)(ARG3);
+      POST_FIELD_WRITE(args->count);
+      POST_FIELD_WRITE(args->offset);
+      }
+      break;
 #endif
 
    /* Lustre */
--- a/include/vki/vki-linux.h
+++ b/include/vki/vki-linux.h
@@ -3453,6 +3453,15 @@ struct vki_xen_ioctl_gntdev_unmap_grant_ref {
    vki_u32 pad;
 };
 
+#define VKI_XEN_IOCTL_GNTDEV_GET_OFFSET_FOR_VADDR			\
+	_VKI_IOC(_VKI_IOC_NONE, 'G', 2, sizeof(struct vki_xen_ioctl_gntdev_get_offset_for_vaddr))
+struct vki_xen_ioctl_gntdev_get_offset_for_vaddr {
+   __vki_u64 vaddr;
+   __vki_u64 offset;
+   vki_u32 count;
+   vki_u32 pad;
+};
+
 //----------------------------------------------------------------------
 // From linux-3.4.0/include/linux/fs.h
 //----------------------------------------------------------------------

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File valgrind.xen-3.1-handle-IOCTL_GNTDEV_GET_OFFSET_FOR_VADDR.patch of Package valgrind (Revision 5e0238915285ccdf330b2c83fbcf4ffd)

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