File valgrind.xen-4.2-handle-IOCTL_GNTALLOC_SET_UNMA... of Package valgrind

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File valgrind.xen-4.2-handle-IOCTL_GNTALLOC_SET_UNMAP_NOTIFY.patch of Package valgrind (Revision a8985a0c820f8bcab2df35b8a19d8b39)

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From: Olaf Hering <olaf@aepfle.de>
Date: Mon, 19 Nov 2018 10:56:08 +0100
Subject: xen-4.2: handle IOCTL_GNTALLOC_SET_UNMAP_NOTIFY

bz#390553
---
 coregrind/m_syswrap/syswrap-linux.c | 12 ++++++++++++
 include/vki/vki-linux.h             |  8 ++++++++
 2 files changed, 20 insertions(+)

--- a/coregrind/m_syswrap/syswrap-linux.c
+++ b/coregrind/m_syswrap/syswrap-linux.c
@@ -8314,6 +8314,17 @@ PRE(sys_ioctl)
                   (Addr)&args->count, sizeof(args->count));
       }
       break;
+   case VKI_XEN_IOCTL_GNTALLOC_SET_UNMAP_NOTIFY: {
+      struct vki_xen_ioctl_gntalloc_set_unmap_notify *args =
+         (struct vki_xen_ioctl_gntalloc_set_unmap_notify*)(Addr)(ARG3);
+      PRE_MEM_READ("VKI_XEN_IOCTL_GNTALLOC_set_unmap_notify(index)",
+                  (Addr)&args->index, sizeof(args->index));
+      PRE_MEM_READ("VKI_XEN_IOCTL_GNTALLOC_set_unmap_notify(action)",
+                  (Addr)&args->action, sizeof(args->action));
+      PRE_MEM_READ("VKI_XEN_IOCTL_GNTALLOC_set_unmap_notify(event_channel_port)",
+                  (Addr)&args->event_channel_port, sizeof(args->event_channel_port));
+      }
+      break;
 #endif
 
    /* Lustre */
@@ -10818,6 +10829,7 @@ POST(sys_ioctl)
       }
       break;
    case VKI_XEN_IOCTL_GNTALLOC_DEALLOC_GREF:
+   case VKI_XEN_IOCTL_GNTALLOC_SET_UNMAP_NOTIFY:
       /* No output */
       break;
 #endif
--- a/include/vki/vki-linux.h
+++ b/include/vki/vki-linux.h
@@ -3485,6 +3485,14 @@ struct vki_xen_ioctl_gntalloc_dealloc_gref {
    vki_u32 count;
 };
 
+#define VKI_XEN_IOCTL_GNTALLOC_SET_UNMAP_NOTIFY			\
+	_VKI_IOC(_VKI_IOC_NONE, 'G', 7, sizeof(struct vki_xen_ioctl_gntalloc_set_unmap_notify))
+struct vki_xen_ioctl_gntalloc_set_unmap_notify {
+   __vki_u64 index;
+   vki_u32 action;
+   vki_u32 event_channel_port;
+};
+
 //----------------------------------------------------------------------
 // From linux-3.4.0/include/linux/fs.h
 //----------------------------------------------------------------------

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File valgrind.xen-4.2-handle-IOCTL_GNTALLOC_SET_UNMAP_NOTIFY.patch of Package valgrind (Revision a8985a0c820f8bcab2df35b8a19d8b39)

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