diff options
Diffstat (limited to 'include/xen')
29 files changed, 98 insertions, 1 deletions
diff --git a/include/xen/arm/hypervisor.h b/include/xen/arm/hypervisor.h index 44b587b49904..2982571f7cc1 100644 --- a/include/xen/arm/hypervisor.h +++ b/include/xen/arm/hypervisor.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_ARM_XEN_HYPERVISOR_H #define _ASM_ARM_XEN_HYPERVISOR_H diff --git a/include/xen/arm/interface.h b/include/xen/arm/interface.h index 75d596862892..c3eada2642aa 100644 --- a/include/xen/arm/interface.h +++ b/include/xen/arm/interface.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /****************************************************************************** * Guest OS interface to ARM Xen. * diff --git a/include/xen/arm/page-coherent.h b/include/xen/arm/page-coherent.h index b1b4ecdf329a..59a260712a56 100644 --- a/include/xen/arm/page-coherent.h +++ b/include/xen/arm/page-coherent.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_ARM_XEN_PAGE_COHERENT_H #define _ASM_ARM_XEN_PAGE_COHERENT_H diff --git a/include/xen/arm/page.h b/include/xen/arm/page.h index 6adc2a955340..f77dcbcba5a6 100644 --- a/include/xen/arm/page.h +++ b/include/xen/arm/page.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_ARM_XEN_PAGE_H #define _ASM_ARM_XEN_PAGE_H diff --git a/include/xen/balloon.h b/include/xen/balloon.h index 8906361bb50c..4914b93a23f2 100644 --- a/include/xen/balloon.h +++ b/include/xen/balloon.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /****************************************************************************** * Xen balloon functionality */ diff --git a/include/xen/events.h b/include/xen/events.h index f442ca5fcd82..c3e6bc643a7b 100644 --- a/include/xen/events.h +++ b/include/xen/events.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _XEN_EVENTS_H #define _XEN_EVENTS_H diff --git a/include/xen/features.h b/include/xen/features.h index 27292d4d2a6a..e4cb464386a9 100644 --- a/include/xen/features.h +++ b/include/xen/features.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /****************************************************************************** * features.h * diff --git a/include/xen/grant_table.h b/include/xen/grant_table.h index 34b1379f9777..2e37741f6b8d 100644 --- a/include/xen/grant_table.h +++ b/include/xen/grant_table.h @@ -174,10 +174,13 @@ gnttab_set_unmap_op(struct gnttab_unmap_grant_ref *unmap, phys_addr_t addr, unmap->dev_bus_addr = 0; } -int arch_gnttab_init(unsigned long nr_shared); +int arch_gnttab_init(unsigned long nr_shared, unsigned long nr_status); int arch_gnttab_map_shared(xen_pfn_t *frames, unsigned long nr_gframes, unsigned long max_nr_gframes, void **__shared); +int arch_gnttab_map_status(uint64_t *frames, unsigned long nr_gframes, + unsigned long max_nr_gframes, + grant_status_t **__shared); void arch_gnttab_unmap(void *shared, unsigned long nr_gframes); struct grant_frames { diff --git a/include/xen/hvc-console.h b/include/xen/hvc-console.h index b62dfef15f61..d8949d5e227d 100644 --- a/include/xen/hvc-console.h +++ b/include/xen/hvc-console.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef XEN_HVC_CONSOLE_H #define XEN_HVC_CONSOLE_H diff --git a/include/xen/hvm.h b/include/xen/hvm.h index 63917a8de3b0..0b15f8cb17fc 100644 --- a/include/xen/hvm.h +++ b/include/xen/hvm.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* Simple wrappers around HVM functions */ #ifndef XEN_HVM_H__ #define XEN_HVM_H__ diff --git a/include/xen/interface/event_channel.h b/include/xen/interface/event_channel.h index 7e6acef5415b..45650c9a06d5 100644 --- a/include/xen/interface/event_channel.h +++ b/include/xen/interface/event_channel.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /****************************************************************************** * event_channel.h * diff --git a/include/xen/interface/features.h b/include/xen/interface/features.h index 6ad3d110bb81..9b0eb574f0d1 100644 --- a/include/xen/interface/features.h +++ b/include/xen/interface/features.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /****************************************************************************** * features.h * diff --git a/include/xen/interface/io/blkif.h b/include/xen/interface/io/blkif.h index 8b8cfadf7833..5e40041c7e95 100644 --- a/include/xen/interface/io/blkif.h +++ b/include/xen/interface/io/blkif.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /****************************************************************************** * blkif.h * diff --git a/include/xen/interface/io/console.h b/include/xen/interface/io/console.h index e563de70f784..85ca8b02695a 100644 --- a/include/xen/interface/io/console.h +++ b/include/xen/interface/io/console.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /****************************************************************************** * console.h * diff --git a/include/xen/interface/io/protocols.h b/include/xen/interface/io/protocols.h index 545a14ba0bb3..6a89dc1bf225 100644 --- a/include/xen/interface/io/protocols.h +++ b/include/xen/interface/io/protocols.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __XEN_PROTOCOLS_H__ #define __XEN_PROTOCOLS_H__ diff --git a/include/xen/interface/io/ring.h b/include/xen/interface/io/ring.h index e547088ceb0e..3f40501fc60b 100644 --- a/include/xen/interface/io/ring.h +++ b/include/xen/interface/io/ring.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /****************************************************************************** * ring.h * diff --git a/include/xen/interface/io/xenbus.h b/include/xen/interface/io/xenbus.h index 9fda532973a5..aaf2951b1cce 100644 --- a/include/xen/interface/io/xenbus.h +++ b/include/xen/interface/io/xenbus.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /***************************************************************************** * xenbus.h * diff --git a/include/xen/interface/io/xs_wire.h b/include/xen/interface/io/xs_wire.h index 794deb07eb53..1517c7e93a3a 100644 --- a/include/xen/interface/io/xs_wire.h +++ b/include/xen/interface/io/xs_wire.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * Details of the "wire" protocol between Xen Store Daemon and client * library or guest kernel. diff --git a/include/xen/interface/memory.h b/include/xen/interface/memory.h index 9aa8988cb340..583dd93b3016 100644 --- a/include/xen/interface/memory.h +++ b/include/xen/interface/memory.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /****************************************************************************** * memory.h * diff --git a/include/xen/interface/nmi.h b/include/xen/interface/nmi.h index b47d9d06fade..73d9b0a2974e 100644 --- a/include/xen/interface/nmi.h +++ b/include/xen/interface/nmi.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /****************************************************************************** * nmi.h * diff --git a/include/xen/interface/vcpu.h b/include/xen/interface/vcpu.h index 98188c87f5c1..504c71601511 100644 --- a/include/xen/interface/vcpu.h +++ b/include/xen/interface/vcpu.h @@ -178,4 +178,46 @@ DEFINE_GUEST_HANDLE_STRUCT(vcpu_register_vcpu_info); /* Send an NMI to the specified VCPU. @extra_arg == NULL. */ #define VCPUOP_send_nmi 11 + +/* + * Get the physical ID information for a pinned vcpu's underlying physical + * processor. The physical ID informmation is architecture-specific. + * On x86: id[31:0]=apic_id, id[63:32]=acpi_id. + * This command returns -EINVAL if it is not a valid operation for this VCPU. + */ +#define VCPUOP_get_physid 12 /* arg == vcpu_get_physid_t */ +struct vcpu_get_physid { + uint64_t phys_id; +}; +DEFINE_GUEST_HANDLE_STRUCT(vcpu_get_physid); +#define xen_vcpu_physid_to_x86_apicid(physid) ((uint32_t)(physid)) +#define xen_vcpu_physid_to_x86_acpiid(physid) ((uint32_t)((physid) >> 32)) + +/* + * Register a memory location to get a secondary copy of the vcpu time + * parameters. The master copy still exists as part of the vcpu shared + * memory area, and this secondary copy is updated whenever the master copy + * is updated (and using the same versioning scheme for synchronisation). + * + * The intent is that this copy may be mapped (RO) into userspace so + * that usermode can compute system time using the time info and the + * tsc. Usermode will see an array of vcpu_time_info structures, one + * for each vcpu, and choose the right one by an existing mechanism + * which allows it to get the current vcpu number (such as via a + * segment limit). It can then apply the normal algorithm to compute + * system time from the tsc. + * + * @extra_arg == pointer to vcpu_register_time_info_memory_area structure. + */ +#define VCPUOP_register_vcpu_time_memory_area 13 +DEFINE_GUEST_HANDLE_STRUCT(vcpu_time_info); +struct vcpu_register_time_memory_area { + union { + GUEST_HANDLE(vcpu_time_info) h; + struct pvclock_vcpu_time_info *v; + uint64_t p; + } addr; +}; +DEFINE_GUEST_HANDLE_STRUCT(vcpu_register_time_memory_area); + #endif /* __XEN_PUBLIC_VCPU_H__ */ diff --git a/include/xen/interface/version.h b/include/xen/interface/version.h index 145f12f9ecec..8772b552c006 100644 --- a/include/xen/interface/version.h +++ b/include/xen/interface/version.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /****************************************************************************** * version.h * diff --git a/include/xen/interface/xenpmu.h b/include/xen/interface/xenpmu.h index 139efc91bceb..ad603eab24b3 100644 --- a/include/xen/interface/xenpmu.h +++ b/include/xen/interface/xenpmu.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __XEN_PUBLIC_XENPMU_H__ #define __XEN_PUBLIC_XENPMU_H__ diff --git a/include/xen/page.h b/include/xen/page.h index 064194f6453e..df6d6b6ec66e 100644 --- a/include/xen/page.h +++ b/include/xen/page.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _XEN_PAGE_H #define _XEN_PAGE_H diff --git a/include/xen/platform_pci.h b/include/xen/platform_pci.h index 5c52b5583917..e51e7cb71a85 100644 --- a/include/xen/platform_pci.h +++ b/include/xen/platform_pci.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _XEN_PLATFORM_PCI_H #define _XEN_PLATFORM_PCI_H diff --git a/include/xen/swiotlb-xen.h b/include/xen/swiotlb-xen.h index ed2de363da33..5e4b83f83dbc 100644 --- a/include/xen/swiotlb-xen.h +++ b/include/xen/swiotlb-xen.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __LINUX_SWIOTLB_XEN_H #define __LINUX_SWIOTLB_XEN_H diff --git a/include/xen/tmem.h b/include/xen/tmem.h index 3930a90045ff..c80bafe31f14 100644 --- a/include/xen/tmem.h +++ b/include/xen/tmem.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _XEN_TMEM_H #define _XEN_TMEM_H diff --git a/include/xen/xen-ops.h b/include/xen/xen-ops.h index 218e6aae5433..fd23e42c6024 100644 --- a/include/xen/xen-ops.h +++ b/include/xen/xen-ops.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef INCLUDE_XEN_OPS_H #define INCLUDE_XEN_OPS_H @@ -32,6 +33,7 @@ void xen_resume_notifier_unregister(struct notifier_block *nb); bool xen_vcpu_stolen(int vcpu); void xen_setup_runstate_info(int cpu); void xen_time_setup_guest(void); +void xen_manage_runstate_time(int action); void xen_get_runstate_snapshot(struct vcpu_runstate_info *res); u64 xen_steal_clock(int cpu); @@ -103,6 +105,8 @@ int xen_remap_domain_gfn_range(struct vm_area_struct *vma, struct page **pages); int xen_unmap_domain_gfn_range(struct vm_area_struct *vma, int numpgs, struct page **pages); + +#ifdef CONFIG_XEN_AUTO_XLATE int xen_xlate_remap_gfn_array(struct vm_area_struct *vma, unsigned long addr, xen_pfn_t *gfn, int nr, @@ -111,6 +115,28 @@ int xen_xlate_remap_gfn_array(struct vm_area_struct *vma, struct page **pages); int xen_xlate_unmap_gfn_range(struct vm_area_struct *vma, int nr, struct page **pages); +#else +/* + * These two functions are called from arch/x86/xen/mmu.c and so stubs + * are needed for a configuration not specifying CONFIG_XEN_AUTO_XLATE. + */ +static inline int xen_xlate_remap_gfn_array(struct vm_area_struct *vma, + unsigned long addr, + xen_pfn_t *gfn, int nr, + int *err_ptr, pgprot_t prot, + unsigned int domid, + struct page **pages) +{ + return -EOPNOTSUPP; +} + +static inline int xen_xlate_unmap_gfn_range(struct vm_area_struct *vma, + int nr, struct page **pages) +{ + return -EOPNOTSUPP; +} +#endif + int xen_xlate_map_ballooned_pages(xen_pfn_t **pfns, void **vaddr, unsigned long nr_grant_frames); diff --git a/include/xen/xen.h b/include/xen/xen.h index 28c59ca529d7..9d4340c907d1 100644 --- a/include/xen/xen.h +++ b/include/xen/xen.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _XEN_XEN_H #define _XEN_XEN_H |