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xsm
Editing: memory.h
/****************************************************************************** * memory.h * * Memory reservation and information. * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to * deal in the Software without restriction, including without limitation the * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or * sell copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER * DEALINGS IN THE SOFTWARE. * * Copyright (c) 2005, Keir Fraser <keir@xensource.com> */ #ifndef __XEN_PUBLIC_MEMORY_H__ #define __XEN_PUBLIC_MEMORY_H__ #include "xen.h" #include "physdev.h" /* * Increase or decrease the specified domain's memory reservation. Returns the * number of extents successfully allocated or freed. * arg == addr of struct xen_memory_reservation. */ #define XENMEM_increase_reservation 0 #define XENMEM_decrease_reservation 1 #define XENMEM_populate_physmap 6 #if __XEN_INTERFACE_VERSION__ >= 0x00030209 /* * Maximum # bits addressable by the user of the allocated region (e.g., I/O * devices often have a 32-bit limitation even in 64-bit systems). If zero * then the user has no addressing restriction. This field is not used by * XENMEM_decrease_reservation. */ #define XENMEMF_address_bits(x) (x) #define XENMEMF_get_address_bits(x) ((x) & 0xffu) /* NUMA node to allocate from. */ #define XENMEMF_node(x) (((x) + 1) << 8) #define XENMEMF_get_node(x) ((((x) >> 8) - 1) & 0xffu) /* Flag to populate physmap with populate-on-demand entries */ #define XENMEMF_populate_on_demand (1<<16) /* Flag to request allocation only from the node specified */ #define XENMEMF_exact_node_request (1<<17) #define XENMEMF_exact_node(n) (XENMEMF_node(n) | XENMEMF_exact_node_request) /* Flag to indicate the node specified is virtual node */ #define XENMEMF_vnode (1<<18) #endif struct xen_memory_reservation { /* * XENMEM_increase_reservation: * OUT: MFN (*not* GMFN) bases of extents that were allocated * XENMEM_decrease_reservation: * IN: GMFN bases of extents to free * XENMEM_populate_physmap: * IN: GPFN bases of extents to populate with memory * OUT: GMFN bases of extents that were allocated * (NB. This command also updates the mach_to_phys translation table) * XENMEM_claim_pages: * IN: must be zero */ XEN_GUEST_HANDLE(xen_pfn_t) extent_start; /* Number of extents, and size/alignment of each (2^extent_order pages). */ xen_ulong_t nr_extents; unsigned int extent_order; #if __XEN_INTERFACE_VERSION__ >= 0x00030209 /* XENMEMF flags. */ unsigned int mem_flags; #else unsigned int address_bits; #endif /* * Domain whose reservation is being changed. * Unprivileged domains can specify only DOMID_SELF. */ domid_t domid; }; typedef struct xen_memory_reservation xen_memory_reservation_t; DEFINE_XEN_GUEST_HANDLE(xen_memory_reservation_t); /* * An atomic exchange of memory pages. If return code is zero then * @out.extent_list provides GMFNs of the newly-allocated memory. * Returns zero on complete success, otherwise a negative error code. * On complete success then always @nr_exchanged == @in.nr_extents. * On partial success @nr_exchanged indicates how much work was done. * * Note that only PV guests can use this operation. */ #define XENMEM_exchange 11 struct xen_memory_exchange { /* * [IN] Details of memory extents to be exchanged (GMFN bases). * Note that @in.address_bits is ignored and unused. */ struct xen_memory_reservation in; /* * [IN/OUT] Details of new memory extents. * We require that: * 1. @in.domid == @out.domid * 2. @in.nr_extents << @in.extent_order == * @out.nr_extents << @out.extent_order * 3. @in.extent_start and @out.extent_start lists must not overlap * 4. @out.extent_start lists GPFN bases to be populated * 5. @out.extent_start is overwritten with allocated GMFN bases */ struct xen_memory_reservation out; /* * [OUT] Number of input extents that were successfully exchanged: * 1. The first @nr_exchanged input extents were successfully * deallocated. * 2. The corresponding first entries in the output extent list correctly * indicate the GMFNs that were successfully exchanged. * 3. All other input and output extents are untouched. * 4. If not all input exents are exchanged then the return code of this * command will be non-zero. * 5. THIS FIELD MUST BE INITIALISED TO ZERO BY THE CALLER! */ xen_ulong_t nr_exchanged; }; typedef struct xen_memory_exchange xen_memory_exchange_t; DEFINE_XEN_GUEST_HANDLE(xen_memory_exchange_t); /* * Returns the maximum machine frame number of mapped RAM in this system. * This command always succeeds (it never returns an error code). * arg == NULL. */ #define XENMEM_maximum_ram_page 2 /* * Returns the current or maximum memory reservation, in pages, of the * specified domain (may be DOMID_SELF). Returns -ve errcode on failure. * arg == addr of domid_t. */ #define XENMEM_current_reservation 3 #define XENMEM_maximum_reservation 4 /* * Returns the maximum GPFN in use by the guest, or -ve errcode on failure. */ #define XENMEM_maximum_gpfn 14 /* * Returns a list of MFN bases of 2MB extents comprising the machine_to_phys * mapping table. Architectures which do not have a m2p table do not implement * this command. * arg == addr of xen_machphys_mfn_list_t. */ #define XENMEM_machphys_mfn_list 5 struct xen_machphys_mfn_list { /* * Size of the 'extent_start' array. Fewer entries will be filled if the * machphys table is smaller than max_extents * 2MB. */ unsigned int max_extents; /* * Pointer to buffer to fill with list of extent starts. If there are * any large discontiguities in the machine address space, 2MB gaps in * the machphys table will be represented by an MFN base of zero. */ XEN_GUEST_HANDLE(xen_pfn_t) extent_start; /* * Number of extents written to the above array. This will be smaller * than 'max_extents' if the machphys table is smaller than max_e * 2MB. */ unsigned int nr_extents; }; typedef struct xen_machphys_mfn_list xen_machphys_mfn_list_t; DEFINE_XEN_GUEST_HANDLE(xen_machphys_mfn_list_t); /* * For a compat caller, this is identical to XENMEM_machphys_mfn_list. * * For a non compat caller, this functions similarly to * XENMEM_machphys_mfn_list, but returns the mfns making up the compatibility * m2p table. */ #define XENMEM_machphys_compat_mfn_list 25 /* * 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 { xen_ulong_t v_start, v_end; /* Start and end virtual addresses. */ xen_ulong_t max_mfn; /* Maximum MFN that can be looked up. */ }; typedef struct xen_machphys_mapping xen_machphys_mapping_t; DEFINE_XEN_GUEST_HANDLE(xen_machphys_mapping_t); /* Source mapping space. */ /* ` enum phys_map_space { */ #define XENMAPSPACE_shared_info 0 /* shared info page */ #define XENMAPSPACE_grant_table 1 /* grant table page */ #define XENMAPSPACE_gmfn 2 /* GMFN */ #define XENMAPSPACE_gmfn_range 3 /* GMFN range, XENMEM_add_to_physmap only. */ #define XENMAPSPACE_gmfn_foreign 4 /* GMFN from another dom, * XENMEM_add_to_physmap_batch only. */ #define XENMAPSPACE_dev_mmio 5 /* device mmio region ARM only; the region is mapped in Stage-2 using the Normal Memory Inner/Outer Write-Back Cacheable memory attribute. */ /* ` } */ /* * Sets the GPFN at which a particular page appears in the specified guest's * physical address space (translated guests only). * arg == addr of xen_add_to_physmap_t. */ #define XENMEM_add_to_physmap 7 struct xen_add_to_physmap { /* Which domain to change the mapping for. */ domid_t domid; /* Number of pages to go through for gmfn_range */ uint16_t size; unsigned int space; /* => enum phys_map_space */ #define XENMAPIDX_grant_table_status 0x80000000 /* Index into space being mapped. */ xen_ulong_t idx; /* GPFN in domid where the source mapping page should appear. */ xen_pfn_t gpfn; }; typedef struct xen_add_to_physmap xen_add_to_physmap_t; DEFINE_XEN_GUEST_HANDLE(xen_add_to_physmap_t); /* A batched version of add_to_physmap. */ #define XENMEM_add_to_physmap_batch 23 struct xen_add_to_physmap_batch { /* IN */ /* Which domain to change the mapping for. */ domid_t domid; uint16_t space; /* => enum phys_map_space */ /* Number of pages to go through */ uint16_t size; #if __XEN_INTERFACE_VERSION__ < 0x00040700 domid_t foreign_domid; /* IFF gmfn_foreign. Should be 0 for other spaces. */ #else union xen_add_to_physmap_batch_extra { domid_t foreign_domid; /* gmfn_foreign */ uint16_t res0; /* All the other spaces. Should be 0 */ } u; #endif /* Indexes into space being mapped. */ XEN_GUEST_HANDLE(xen_ulong_t) idxs; /* GPFN in domid where the source mapping page should appear. */ XEN_GUEST_HANDLE(xen_pfn_t) gpfns; /* OUT */ /* Per index error code. */ XEN_GUEST_HANDLE(int) errs; }; typedef struct xen_add_to_physmap_batch xen_add_to_physmap_batch_t; DEFINE_XEN_GUEST_HANDLE(xen_add_to_physmap_batch_t); #if __XEN_INTERFACE_VERSION__ < 0x00040400 #define XENMEM_add_to_physmap_range XENMEM_add_to_physmap_batch #define xen_add_to_physmap_range xen_add_to_physmap_batch typedef struct xen_add_to_physmap_batch xen_add_to_physmap_range_t; DEFINE_XEN_GUEST_HANDLE(xen_add_to_physmap_range_t); #endif /* * Unmaps the page appearing at a particular GPFN from the specified guest's * physical address space (translated guests only). * arg == addr of xen_remove_from_physmap_t. */ #define XENMEM_remove_from_physmap 15 struct xen_remove_from_physmap { /* Which domain to change the mapping for. */ domid_t domid; /* GPFN of the current mapping of the page. */ xen_pfn_t gpfn; }; typedef struct xen_remove_from_physmap xen_remove_from_physmap_t; DEFINE_XEN_GUEST_HANDLE(xen_remove_from_physmap_t); /*** REMOVED ***/ /*#define XENMEM_translate_gpfn_list 8*/ /* * Returns the pseudo-physical memory map as it was when the domain * was started (specified by XENMEM_set_memory_map). * arg == addr of xen_memory_map_t. */ #define XENMEM_memory_map 9 struct xen_memory_map { /* * On call the number of entries which can be stored in buffer. On * return the number of entries which have been stored in * buffer. */ unsigned int nr_entries; /* * Entries in the buffer are in the same format as returned by the * BIOS INT 0x15 EAX=0xE820 call. */ XEN_GUEST_HANDLE(void) buffer; }; typedef struct xen_memory_map xen_memory_map_t; DEFINE_XEN_GUEST_HANDLE(xen_memory_map_t); /* * Returns the real physical memory map. Passes the same structure as * XENMEM_memory_map. * Specifying buffer as NULL will return the number of entries required * to store the complete memory map. * arg == addr of xen_memory_map_t. */ #define XENMEM_machine_memory_map 10 /* * Set the pseudo-physical memory map of a domain, as returned by * XENMEM_memory_map. * arg == addr of xen_foreign_memory_map_t. */ #define XENMEM_set_memory_map 13 struct xen_foreign_memory_map { domid_t domid; struct xen_memory_map map; }; typedef struct xen_foreign_memory_map xen_foreign_memory_map_t; DEFINE_XEN_GUEST_HANDLE(xen_foreign_memory_map_t); #define XENMEM_set_pod_target 16 #define XENMEM_get_pod_target 17 struct xen_pod_target { /* IN */ uint64_t target_pages; /* OUT */ uint64_t tot_pages; uint64_t pod_cache_pages; uint64_t pod_entries; /* IN */ domid_t domid; }; typedef struct xen_pod_target xen_pod_target_t; #if defined(__XEN__) || defined(__XEN_TOOLS__) #ifndef uint64_aligned_t #define uint64_aligned_t uint64_t #endif /* * Get the number of MFNs saved through memory sharing. * The call never fails. */ #define XENMEM_get_sharing_freed_pages 18 #define XENMEM_get_sharing_shared_pages 19 #define XENMEM_paging_op 20 #define XENMEM_paging_op_nominate 0 #define XENMEM_paging_op_evict 1 #define XENMEM_paging_op_prep 2 struct xen_mem_paging_op { uint8_t op; /* XENMEM_paging_op_* */ domid_t domain; /* IN: (XENMEM_paging_op_prep) buffer to immediately fill page from */ XEN_GUEST_HANDLE_64(const_uint8) buffer; /* IN: gfn of page being operated on */ uint64_aligned_t gfn; }; typedef struct xen_mem_paging_op xen_mem_paging_op_t; DEFINE_XEN_GUEST_HANDLE(xen_mem_paging_op_t); #define XENMEM_access_op 21 #define XENMEM_access_op_set_access 0 #define XENMEM_access_op_get_access 1 /* * XENMEM_access_op_enable_emulate and XENMEM_access_op_disable_emulate are * currently unused, but since they have been in use please do not reuse them. * * #define XENMEM_access_op_enable_emulate 2 * #define XENMEM_access_op_disable_emulate 3 */ #define XENMEM_access_op_set_access_multi 4 typedef enum { XENMEM_access_n, XENMEM_access_r, XENMEM_access_w, XENMEM_access_rw, XENMEM_access_x, XENMEM_access_rx, XENMEM_access_wx, XENMEM_access_rwx, /* * Page starts off as r-x, but automatically * change to r-w on a write */ XENMEM_access_rx2rw, /* * Log access: starts off as n, automatically * goes to rwx, generating an event without * pausing the vcpu */ XENMEM_access_n2rwx, /* Take the domain default */ XENMEM_access_default } xenmem_access_t; struct xen_mem_access_op { /* XENMEM_access_op_* */ uint8_t op; /* xenmem_access_t */ uint8_t access; domid_t domid; /* * Number of pages for set op (or size of pfn_list for * XENMEM_access_op_set_access_multi) * Ignored on setting default access and other ops */ uint32_t nr; /* * First pfn for set op * pfn for get op * ~0ull is used to set and get the default access for pages */ uint64_aligned_t pfn; /* * List of pfns to set access for * Used only with XENMEM_access_op_set_access_multi */ XEN_GUEST_HANDLE(const_uint64) pfn_list; /* * Corresponding list of access settings for pfn_list * Used only with XENMEM_access_op_set_access_multi */ XEN_GUEST_HANDLE(const_uint8) access_list; }; typedef struct xen_mem_access_op xen_mem_access_op_t; DEFINE_XEN_GUEST_HANDLE(xen_mem_access_op_t); #define XENMEM_sharing_op 22 #define XENMEM_sharing_op_nominate_gfn 0 #define XENMEM_sharing_op_nominate_gref 1 #define XENMEM_sharing_op_share 2 #define XENMEM_sharing_op_debug_gfn 3 #define XENMEM_sharing_op_debug_mfn 4 #define XENMEM_sharing_op_debug_gref 5 #define XENMEM_sharing_op_add_physmap 6 #define XENMEM_sharing_op_audit 7 #define XENMEM_sharing_op_range_share 8 #define XENMEM_sharing_op_fork 9 #define XENMEM_sharing_op_fork_reset 10 #define XENMEM_SHARING_OP_S_HANDLE_INVALID (-10) #define XENMEM_SHARING_OP_C_HANDLE_INVALID (-9) /* The following allows sharing of grant refs. This is useful * for sharing utilities sitting as "filters" in IO backends * (e.g. memshr + blktap(2)). The IO backend is only exposed * to grant references, and this allows sharing of the grefs */ #define XENMEM_SHARING_OP_FIELD_IS_GREF_FLAG (xen_mk_ullong(1) << 62) #define XENMEM_SHARING_OP_FIELD_MAKE_GREF(field, val) \ (field) = (XENMEM_SHARING_OP_FIELD_IS_GREF_FLAG | val) #define XENMEM_SHARING_OP_FIELD_IS_GREF(field) \ ((field) & XENMEM_SHARING_OP_FIELD_IS_GREF_FLAG) #define XENMEM_SHARING_OP_FIELD_GET_GREF(field) \ ((field) & (~XENMEM_SHARING_OP_FIELD_IS_GREF_FLAG)) struct xen_mem_sharing_op { uint8_t op; /* XENMEM_sharing_op_* */ domid_t domain; union { struct mem_sharing_op_nominate { /* OP_NOMINATE_xxx */ union { uint64_aligned_t gfn; /* IN: gfn to nominate */ uint32_t grant_ref; /* IN: grant ref to nominate */ } u; uint64_aligned_t handle; /* OUT: the handle */ } nominate; struct mem_sharing_op_share { /* OP_SHARE/ADD_PHYSMAP */ uint64_aligned_t source_gfn; /* IN: the gfn of the source page */ uint64_aligned_t source_handle; /* IN: handle to the source page */ uint64_aligned_t client_gfn; /* IN: the client gfn */ uint64_aligned_t client_handle; /* IN: handle to the client page */ domid_t client_domain; /* IN: the client domain id */ } share; struct mem_sharing_op_range { /* OP_RANGE_SHARE */ uint64_aligned_t first_gfn; /* IN: the first gfn */ uint64_aligned_t last_gfn; /* IN: the last gfn */ uint64_aligned_t opaque; /* Must be set to 0 */ domid_t client_domain; /* IN: the client domain id */ uint16_t _pad[3]; /* Must be set to 0 */ } range; struct mem_sharing_op_debug { /* OP_DEBUG_xxx */ union { uint64_aligned_t gfn; /* IN: gfn to debug */ uint64_aligned_t mfn; /* IN: mfn to debug */ uint32_t gref; /* IN: gref to debug */ } u; } debug; struct mem_sharing_op_fork { /* OP_FORK */ domid_t parent_domain; /* IN: parent's domain id */ /* Only makes sense for short-lived forks */ #define XENMEM_FORK_WITH_IOMMU_ALLOWED (1u << 0) /* Only makes sense for short-lived forks */ #define XENMEM_FORK_BLOCK_INTERRUPTS (1u << 1) uint16_t flags; /* IN: optional settings */ uint32_t pad; /* Must be set to 0 */ } fork; } u; }; typedef struct xen_mem_sharing_op xen_mem_sharing_op_t; DEFINE_XEN_GUEST_HANDLE(xen_mem_sharing_op_t); /* * Attempt to stake a claim for a domain on a quantity of pages * of system RAM, but _not_ assign specific pageframes. Only * arithmetic is performed so the hypercall is very fast and need * not be preemptible, thus sidestepping time-of-check-time-of-use * races for memory allocation. Returns 0 if the hypervisor page * allocator has atomically and successfully claimed the requested * number of pages, else non-zero. * * Any domain may have only one active claim. When sufficient memory * has been allocated to resolve the claim, the claim silently expires. * Claiming zero pages effectively resets any outstanding claim and * is always successful. * * Note that a valid claim may be staked even after memory has been * allocated for a domain. In this case, the claim is not incremental, * i.e. if the domain's total page count is 3, and a claim is staked * for 10, only 7 additional pages are claimed. * * Caller must be privileged or the hypercall fails. */ #define XENMEM_claim_pages 24 /* * XENMEM_claim_pages flags - the are no flags at this time. * The zero value is appropriate. */ /* * With some legacy devices, certain guest-physical addresses cannot safely * be used for other purposes, e.g. to map guest RAM. This hypercall * enumerates those regions so the toolstack can avoid using them. */ #define XENMEM_reserved_device_memory_map 27 struct xen_reserved_device_memory { xen_pfn_t start_pfn; xen_ulong_t nr_pages; }; typedef struct xen_reserved_device_memory xen_reserved_device_memory_t; DEFINE_XEN_GUEST_HANDLE(xen_reserved_device_memory_t); struct xen_reserved_device_memory_map { #define XENMEM_RDM_ALL 1 /* Request all regions (ignore dev union). */ /* IN */ uint32_t flags; /* * IN/OUT * * Gets set to the required number of entries when too low, * signaled by error code -ERANGE. */ unsigned int nr_entries; /* OUT */ XEN_GUEST_HANDLE(xen_reserved_device_memory_t) buffer; /* IN */ union { struct physdev_pci_device pci; } dev; }; typedef struct xen_reserved_device_memory_map xen_reserved_device_memory_map_t; DEFINE_XEN_GUEST_HANDLE(xen_reserved_device_memory_map_t); #endif /* defined(__XEN__) || defined(__XEN_TOOLS__) */ /* * Get the pages for a particular guest resource, so that they can be * mapped directly by a tools domain. */ #define XENMEM_acquire_resource 28 struct xen_mem_acquire_resource { /* IN - The domain whose resource is to be mapped */ domid_t domid; /* IN - the type of resource */ uint16_t type; #define XENMEM_resource_ioreq_server 0 #define XENMEM_resource_grant_table 1 /* * IN - a type-specific resource identifier, which must be zero * unless stated otherwise. * * type == XENMEM_resource_ioreq_server -> id == ioreq server id * type == XENMEM_resource_grant_table -> id defined below */ uint32_t id; #define XENMEM_resource_grant_table_id_shared 0 #define XENMEM_resource_grant_table_id_status 1 /* * IN/OUT - As an IN parameter number of frames of the resource * to be mapped. However, if the specified value is 0 and * frame_list is NULL then this field will be set to the * maximum value supported by the implementation on return. */ uint32_t nr_frames; uint32_t pad; /* * IN - the index of the initial frame to be mapped. This parameter * is ignored if nr_frames is 0. */ uint64_t frame; #define XENMEM_resource_ioreq_server_frame_bufioreq 0 #define XENMEM_resource_ioreq_server_frame_ioreq(n) (1 + (n)) /* * IN/OUT - If the tools domain is PV then, upon return, frame_list * will be populated with the MFNs of the resource. * If the tools domain is HVM then it is expected that, on * entry, frame_list will be populated with a list of GFNs * that will be mapped to the MFNs of the resource. * If -EIO is returned then the frame_list has only been * partially mapped and it is up to the caller to unmap all * the GFNs. * This parameter may be NULL if nr_frames is 0. */ XEN_GUEST_HANDLE(xen_pfn_t) frame_list; }; typedef struct xen_mem_acquire_resource xen_mem_acquire_resource_t; DEFINE_XEN_GUEST_HANDLE(xen_mem_acquire_resource_t); /* * XENMEM_get_vnumainfo used by guest to get * vNUMA topology from hypervisor. */ #define XENMEM_get_vnumainfo 26 /* vNUMA node memory ranges */ struct xen_vmemrange { uint64_t start, end; unsigned int flags; unsigned int nid; }; typedef struct xen_vmemrange xen_vmemrange_t; DEFINE_XEN_GUEST_HANDLE(xen_vmemrange_t); /* * vNUMA topology specifies vNUMA node number, distance table, * memory ranges and vcpu mapping provided for guests. * XENMEM_get_vnumainfo hypercall expects to see from guest * nr_vnodes, nr_vmemranges and nr_vcpus to indicate available memory. * After filling guests structures, nr_vnodes, nr_vmemranges and nr_vcpus * copied back to guest. Domain returns expected values of nr_vnodes, * nr_vmemranges and nr_vcpus to guest if the values where incorrect. */ struct xen_vnuma_topology_info { /* IN */ domid_t domid; uint16_t pad; /* IN/OUT */ unsigned int nr_vnodes; unsigned int nr_vcpus; unsigned int nr_vmemranges; /* OUT */ union { XEN_GUEST_HANDLE(uint) h; uint64_t pad; } vdistance; union { XEN_GUEST_HANDLE(uint) h; uint64_t pad; } vcpu_to_vnode; union { XEN_GUEST_HANDLE(xen_vmemrange_t) h; uint64_t pad; } vmemrange; }; typedef struct xen_vnuma_topology_info xen_vnuma_topology_info_t; DEFINE_XEN_GUEST_HANDLE(xen_vnuma_topology_info_t); /* Next available subop number is 29 */ #endif /* __XEN_PUBLIC_MEMORY_H__ */ /* * Local variables: * mode: C * c-file-style: "BSD" * c-basic-offset: 4 * tab-width: 4 * indent-tabs-mode: nil * End: */
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