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| author |   Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2011-03-18 23:38:50 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2011-03-18 23:38:50 -0700 |
| commit | 97eb3f24352ec6632c2127b35d8087d2a809a9b9 (patch) | |
| tree | 722948059bbd325bbca232269490124231df80d4 /include/xen/interface/memory.h | |
| parent | Input: evdev - fix evdev_write return value on partial writes (diff) | |
| parent | Merge branch 'tsc2005' into next (diff) | |
| download | wireguard-linux-97eb3f24352ec6632c2127b35d8087d2a809a9b9.tar.xz wireguard-linux-97eb3f24352ec6632c2127b35d8087d2a809a9b9.zip | |
Merge branch 'next' into for-linus
Diffstat (limited to 'include/xen/interface/memory.h')
| -rw-r--r-- | include/xen/interface/memory.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/xen/interface/memory.h b/include/xen/interface/memory.h index d7a6c13bde69..eac3ce153719 100644 --- a/include/xen/interface/memory.h +++ b/include/xen/interface/memory.h @@ -141,6 +141,19 @@ struct xen_machphys_mfn_list { DEFINE_GUEST_HANDLE_STRUCT(xen_machphys_mfn_list); /* + * Returns the location in virtual address space of the machine_to_phys + * mapping table. Architectures which do not have a m2p table, or which do not + * map it by default into guest address space, do not implement this command. + * arg == addr of xen_machphys_mapping_t. + */ +#define XENMEM_machphys_mapping 12 +struct xen_machphys_mapping { + unsigned long v_start, v_end; /* Start and end virtual addresses. */ + unsigned long max_mfn; /* Maximum MFN that can be looked up. */ +}; +DEFINE_GUEST_HANDLE_STRUCT(xen_machphys_mapping_t); + +/* * Sets the GPFN at which a particular page appears in the specified guest's * pseudophysical address space. * arg == addr of xen_add_to_physmap_t. |