[PATCH v2] arm/arm64: xen: Move shared architecture headers to include/xen/arm
Stefano Stabellini
sstabellini at kernel.org
Fri Dec 2 11:58:25 PST 2016
On Fri, 2 Dec 2016, Marc Zyngier wrote:
> ARM and arm64 Xen ports share a number of headers, leading to
> packaging issues when these headers needs to be exported, as it
> breaks the reasonable requirement that an architecture port
> has self-contained headers.
>
> Fix the issue by moving the 5 header files to include/xen/arm,
> and keep local placeholders to include the relevant files.
>
> Signed-off-by: Marc Zyngier <marc.zyngier at arm.com>
Reviewed-by: Stefano Stabellini <sstabellini at kernel.org>
Applied to xentip/for-linus-4.10
> * From v1:
> - Move offending include files to include/xen/arm
>
> arch/arm/include/asm/xen/hypercall.h | 88 +--------------
> arch/arm/include/asm/xen/hypervisor.h | 40 +------
> arch/arm/include/asm/xen/interface.h | 86 +-------------
> arch/arm/include/asm/xen/page-coherent.h | 99 +----------------
> arch/arm/include/asm/xen/page.h | 123 +--------------------
> arch/arm64/include/asm/xen/hypercall.h | 2 +-
> arch/arm64/include/asm/xen/hypervisor.h | 2 +-
> arch/arm64/include/asm/xen/interface.h | 2 +-
> arch/arm64/include/asm/xen/page-coherent.h | 2 +-
> arch/arm64/include/asm/xen/page.h | 2 +-
> .../asm/xen => include/xen/arm}/hypercall.h | 0
> .../asm/xen => include/xen/arm}/hypervisor.h | 0
> .../asm/xen => include/xen/arm}/interface.h | 0
> .../asm/xen => include/xen/arm}/page-coherent.h | 0
> .../arm/include/asm/xen => include/xen/arm}/page.h | 0
> 15 files changed, 10 insertions(+), 436 deletions(-)
> copy {arch/arm/include/asm/xen => include/xen/arm}/hypercall.h (100%)
> copy {arch/arm/include/asm/xen => include/xen/arm}/hypervisor.h (100%)
> copy {arch/arm/include/asm/xen => include/xen/arm}/interface.h (100%)
> copy {arch/arm/include/asm/xen => include/xen/arm}/page-coherent.h (100%)
> copy {arch/arm/include/asm/xen => include/xen/arm}/page.h (100%)
>
> diff --git a/arch/arm/include/asm/xen/hypercall.h b/arch/arm/include/asm/xen/hypercall.h
> index 9d874db..3522cba 100644
> --- a/arch/arm/include/asm/xen/hypercall.h
> +++ b/arch/arm/include/asm/xen/hypercall.h
> @@ -1,87 +1 @@
> -/******************************************************************************
> - * hypercall.h
> - *
> - * Linux-specific hypervisor handling.
> - *
> - * Stefano Stabellini <stefano.stabellini at eu.citrix.com>, Citrix, 2012
> - *
> - * This program is free software; you can redistribute it and/or
> - * modify it under the terms of the GNU General Public License version 2
> - * as published by the Free Software Foundation; or, when distributed
> - * separately from the Linux kernel or incorporated into other
> - * software packages, subject to the following license:
> - *
> - * Permission is hereby granted, free of charge, to any person obtaining a copy
> - * of this source file (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.
> - */
> -
> -#ifndef _ASM_ARM_XEN_HYPERCALL_H
> -#define _ASM_ARM_XEN_HYPERCALL_H
> -
> -#include <linux/bug.h>
> -
> -#include <xen/interface/xen.h>
> -#include <xen/interface/sched.h>
> -#include <xen/interface/platform.h>
> -
> -long privcmd_call(unsigned call, unsigned long a1,
> - unsigned long a2, unsigned long a3,
> - unsigned long a4, unsigned long a5);
> -int HYPERVISOR_xen_version(int cmd, void *arg);
> -int HYPERVISOR_console_io(int cmd, int count, char *str);
> -int HYPERVISOR_grant_table_op(unsigned int cmd, void *uop, unsigned int count);
> -int HYPERVISOR_sched_op(int cmd, void *arg);
> -int HYPERVISOR_event_channel_op(int cmd, void *arg);
> -unsigned long HYPERVISOR_hvm_op(int op, void *arg);
> -int HYPERVISOR_memory_op(unsigned int cmd, void *arg);
> -int HYPERVISOR_physdev_op(int cmd, void *arg);
> -int HYPERVISOR_vcpu_op(int cmd, int vcpuid, void *extra_args);
> -int HYPERVISOR_tmem_op(void *arg);
> -int HYPERVISOR_vm_assist(unsigned int cmd, unsigned int type);
> -int HYPERVISOR_platform_op_raw(void *arg);
> -static inline int HYPERVISOR_platform_op(struct xen_platform_op *op)
> -{
> - op->interface_version = XENPF_INTERFACE_VERSION;
> - return HYPERVISOR_platform_op_raw(op);
> -}
> -int HYPERVISOR_multicall(struct multicall_entry *calls, uint32_t nr);
> -
> -static inline int
> -HYPERVISOR_suspend(unsigned long start_info_mfn)
> -{
> - struct sched_shutdown r = { .reason = SHUTDOWN_suspend };
> -
> - /* start_info_mfn is unused on ARM */
> - return HYPERVISOR_sched_op(SCHEDOP_shutdown, &r);
> -}
> -
> -static inline void
> -MULTI_update_va_mapping(struct multicall_entry *mcl, unsigned long va,
> - unsigned int new_val, unsigned long flags)
> -{
> - BUG();
> -}
> -
> -static inline void
> -MULTI_mmu_update(struct multicall_entry *mcl, struct mmu_update *req,
> - int count, int *success_count, domid_t domid)
> -{
> - BUG();
> -}
> -
> -#endif /* _ASM_ARM_XEN_HYPERCALL_H */
> +#include <xen/arm/hypercall.h>
> diff --git a/arch/arm/include/asm/xen/hypervisor.h b/arch/arm/include/asm/xen/hypervisor.h
> index 9525151..d6e7709 100644
> --- a/arch/arm/include/asm/xen/hypervisor.h
> +++ b/arch/arm/include/asm/xen/hypervisor.h
> @@ -1,39 +1 @@
> -#ifndef _ASM_ARM_XEN_HYPERVISOR_H
> -#define _ASM_ARM_XEN_HYPERVISOR_H
> -
> -#include <linux/init.h>
> -
> -extern struct shared_info *HYPERVISOR_shared_info;
> -extern struct start_info *xen_start_info;
> -
> -/* Lazy mode for batching updates / context switch */
> -enum paravirt_lazy_mode {
> - PARAVIRT_LAZY_NONE,
> - PARAVIRT_LAZY_MMU,
> - PARAVIRT_LAZY_CPU,
> -};
> -
> -static inline enum paravirt_lazy_mode paravirt_get_lazy_mode(void)
> -{
> - return PARAVIRT_LAZY_NONE;
> -}
> -
> -extern struct dma_map_ops *xen_dma_ops;
> -
> -#ifdef CONFIG_XEN
> -void __init xen_early_init(void);
> -#else
> -static inline void xen_early_init(void) { return; }
> -#endif
> -
> -#ifdef CONFIG_HOTPLUG_CPU
> -static inline void xen_arch_register_cpu(int num)
> -{
> -}
> -
> -static inline void xen_arch_unregister_cpu(int num)
> -{
> -}
> -#endif
> -
> -#endif /* _ASM_ARM_XEN_HYPERVISOR_H */
> +#include <xen/arm/hypervisor.h>
> diff --git a/arch/arm/include/asm/xen/interface.h b/arch/arm/include/asm/xen/interface.h
> index 75d5968..88c0d75 100644
> --- a/arch/arm/include/asm/xen/interface.h
> +++ b/arch/arm/include/asm/xen/interface.h
> @@ -1,85 +1 @@
> -/******************************************************************************
> - * Guest OS interface to ARM Xen.
> - *
> - * Stefano Stabellini <stefano.stabellini at eu.citrix.com>, Citrix, 2012
> - */
> -
> -#ifndef _ASM_ARM_XEN_INTERFACE_H
> -#define _ASM_ARM_XEN_INTERFACE_H
> -
> -#include <linux/types.h>
> -
> -#define uint64_aligned_t uint64_t __attribute__((aligned(8)))
> -
> -#define __DEFINE_GUEST_HANDLE(name, type) \
> - typedef struct { union { type *p; uint64_aligned_t q; }; } \
> - __guest_handle_ ## name
> -
> -#define DEFINE_GUEST_HANDLE_STRUCT(name) \
> - __DEFINE_GUEST_HANDLE(name, struct name)
> -#define DEFINE_GUEST_HANDLE(name) __DEFINE_GUEST_HANDLE(name, name)
> -#define GUEST_HANDLE(name) __guest_handle_ ## name
> -
> -#define set_xen_guest_handle(hnd, val) \
> - do { \
> - if (sizeof(hnd) == 8) \
> - *(uint64_t *)&(hnd) = 0; \
> - (hnd).p = val; \
> - } while (0)
> -
> -#define __HYPERVISOR_platform_op_raw __HYPERVISOR_platform_op
> -
> -#ifndef __ASSEMBLY__
> -/* Explicitly size integers that represent pfns in the interface with
> - * Xen so that we can have one ABI that works for 32 and 64 bit guests.
> - * Note that this means that the xen_pfn_t type may be capable of
> - * representing pfn's which the guest cannot represent in its own pfn
> - * type. However since pfn space is controlled by the guest this is
> - * fine since it simply wouldn't be able to create any sure pfns in
> - * the first place.
> - */
> -typedef uint64_t xen_pfn_t;
> -#define PRI_xen_pfn "llx"
> -typedef uint64_t xen_ulong_t;
> -#define PRI_xen_ulong "llx"
> -typedef int64_t xen_long_t;
> -#define PRI_xen_long "llx"
> -/* Guest handles for primitive C types. */
> -__DEFINE_GUEST_HANDLE(uchar, unsigned char);
> -__DEFINE_GUEST_HANDLE(uint, unsigned int);
> -DEFINE_GUEST_HANDLE(char);
> -DEFINE_GUEST_HANDLE(int);
> -DEFINE_GUEST_HANDLE(void);
> -DEFINE_GUEST_HANDLE(uint64_t);
> -DEFINE_GUEST_HANDLE(uint32_t);
> -DEFINE_GUEST_HANDLE(xen_pfn_t);
> -DEFINE_GUEST_HANDLE(xen_ulong_t);
> -
> -/* Maximum number of virtual CPUs in multi-processor guests. */
> -#define MAX_VIRT_CPUS 1
> -
> -struct arch_vcpu_info { };
> -struct arch_shared_info { };
> -
> -/* TODO: Move pvclock definitions some place arch independent */
> -struct pvclock_vcpu_time_info {
> - u32 version;
> - u32 pad0;
> - u64 tsc_timestamp;
> - u64 system_time;
> - u32 tsc_to_system_mul;
> - s8 tsc_shift;
> - u8 flags;
> - u8 pad[2];
> -} __attribute__((__packed__)); /* 32 bytes */
> -
> -/* It is OK to have a 12 bytes struct with no padding because it is packed */
> -struct pvclock_wall_clock {
> - u32 version;
> - u32 sec;
> - u32 nsec;
> - u32 sec_hi;
> -} __attribute__((__packed__));
> -#endif
> -
> -#endif /* _ASM_ARM_XEN_INTERFACE_H */
> +#include <xen/arm/interface.h>
> diff --git a/arch/arm/include/asm/xen/page-coherent.h b/arch/arm/include/asm/xen/page-coherent.h
> index 95ce6ac..b3ef061 100644
> --- a/arch/arm/include/asm/xen/page-coherent.h
> +++ b/arch/arm/include/asm/xen/page-coherent.h
> @@ -1,98 +1 @@
> -#ifndef _ASM_ARM_XEN_PAGE_COHERENT_H
> -#define _ASM_ARM_XEN_PAGE_COHERENT_H
> -
> -#include <asm/page.h>
> -#include <linux/dma-mapping.h>
> -
> -void __xen_dma_map_page(struct device *hwdev, struct page *page,
> - dma_addr_t dev_addr, unsigned long offset, size_t size,
> - enum dma_data_direction dir, unsigned long attrs);
> -void __xen_dma_unmap_page(struct device *hwdev, dma_addr_t handle,
> - size_t size, enum dma_data_direction dir,
> - unsigned long attrs);
> -void __xen_dma_sync_single_for_cpu(struct device *hwdev,
> - dma_addr_t handle, size_t size, enum dma_data_direction dir);
> -
> -void __xen_dma_sync_single_for_device(struct device *hwdev,
> - dma_addr_t handle, size_t size, enum dma_data_direction dir);
> -
> -static inline void *xen_alloc_coherent_pages(struct device *hwdev, size_t size,
> - dma_addr_t *dma_handle, gfp_t flags, unsigned long attrs)
> -{
> - return __generic_dma_ops(hwdev)->alloc(hwdev, size, dma_handle, flags, attrs);
> -}
> -
> -static inline void xen_free_coherent_pages(struct device *hwdev, size_t size,
> - void *cpu_addr, dma_addr_t dma_handle, unsigned long attrs)
> -{
> - __generic_dma_ops(hwdev)->free(hwdev, size, cpu_addr, dma_handle, attrs);
> -}
> -
> -static inline void xen_dma_map_page(struct device *hwdev, struct page *page,
> - dma_addr_t dev_addr, unsigned long offset, size_t size,
> - enum dma_data_direction dir, unsigned long attrs)
> -{
> - unsigned long page_pfn = page_to_xen_pfn(page);
> - unsigned long dev_pfn = XEN_PFN_DOWN(dev_addr);
> - unsigned long compound_pages =
> - (1<<compound_order(page)) * XEN_PFN_PER_PAGE;
> - bool local = (page_pfn <= dev_pfn) &&
> - (dev_pfn - page_pfn < compound_pages);
> -
> - /*
> - * Dom0 is mapped 1:1, while the Linux page can span across
> - * multiple Xen pages, it's not possible for it to contain a
> - * mix of local and foreign Xen pages. So if the first xen_pfn
> - * == mfn the page is local otherwise it's a foreign page
> - * grant-mapped in dom0. If the page is local we can safely
> - * call the native dma_ops function, otherwise we call the xen
> - * specific function.
> - */
> - if (local)
> - __generic_dma_ops(hwdev)->map_page(hwdev, page, offset, size, dir, attrs);
> - else
> - __xen_dma_map_page(hwdev, page, dev_addr, offset, size, dir, attrs);
> -}
> -
> -static inline void xen_dma_unmap_page(struct device *hwdev, dma_addr_t handle,
> - size_t size, enum dma_data_direction dir, unsigned long attrs)
> -{
> - unsigned long pfn = PFN_DOWN(handle);
> - /*
> - * Dom0 is mapped 1:1, while the Linux page can be spanned accross
> - * multiple Xen page, it's not possible to have a mix of local and
> - * foreign Xen page. Dom0 is mapped 1:1, so calling pfn_valid on a
> - * foreign mfn will always return false. If the page is local we can
> - * safely call the native dma_ops function, otherwise we call the xen
> - * specific function.
> - */
> - if (pfn_valid(pfn)) {
> - if (__generic_dma_ops(hwdev)->unmap_page)
> - __generic_dma_ops(hwdev)->unmap_page(hwdev, handle, size, dir, attrs);
> - } else
> - __xen_dma_unmap_page(hwdev, handle, size, dir, attrs);
> -}
> -
> -static inline void xen_dma_sync_single_for_cpu(struct device *hwdev,
> - dma_addr_t handle, size_t size, enum dma_data_direction dir)
> -{
> - unsigned long pfn = PFN_DOWN(handle);
> - if (pfn_valid(pfn)) {
> - if (__generic_dma_ops(hwdev)->sync_single_for_cpu)
> - __generic_dma_ops(hwdev)->sync_single_for_cpu(hwdev, handle, size, dir);
> - } else
> - __xen_dma_sync_single_for_cpu(hwdev, handle, size, dir);
> -}
> -
> -static inline void xen_dma_sync_single_for_device(struct device *hwdev,
> - dma_addr_t handle, size_t size, enum dma_data_direction dir)
> -{
> - unsigned long pfn = PFN_DOWN(handle);
> - if (pfn_valid(pfn)) {
> - if (__generic_dma_ops(hwdev)->sync_single_for_device)
> - __generic_dma_ops(hwdev)->sync_single_for_device(hwdev, handle, size, dir);
> - } else
> - __xen_dma_sync_single_for_device(hwdev, handle, size, dir);
> -}
> -
> -#endif /* _ASM_ARM_XEN_PAGE_COHERENT_H */
> +#include <xen/arm/page-coherent.h>
> diff --git a/arch/arm/include/asm/xen/page.h b/arch/arm/include/asm/xen/page.h
> index 415dbc6..31bbc80 100644
> --- a/arch/arm/include/asm/xen/page.h
> +++ b/arch/arm/include/asm/xen/page.h
> @@ -1,122 +1 @@
> -#ifndef _ASM_ARM_XEN_PAGE_H
> -#define _ASM_ARM_XEN_PAGE_H
> -
> -#include <asm/page.h>
> -#include <asm/pgtable.h>
> -
> -#include <linux/pfn.h>
> -#include <linux/types.h>
> -#include <linux/dma-mapping.h>
> -
> -#include <xen/xen.h>
> -#include <xen/interface/grant_table.h>
> -
> -#define phys_to_machine_mapping_valid(pfn) (1)
> -
> -/* Xen machine address */
> -typedef struct xmaddr {
> - phys_addr_t maddr;
> -} xmaddr_t;
> -
> -/* Xen pseudo-physical address */
> -typedef struct xpaddr {
> - phys_addr_t paddr;
> -} xpaddr_t;
> -
> -#define XMADDR(x) ((xmaddr_t) { .maddr = (x) })
> -#define XPADDR(x) ((xpaddr_t) { .paddr = (x) })
> -
> -#define INVALID_P2M_ENTRY (~0UL)
> -
> -/*
> - * The pseudo-physical frame (pfn) used in all the helpers is always based
> - * on Xen page granularity (i.e 4KB).
> - *
> - * A Linux page may be split across multiple non-contiguous Xen page so we
> - * have to keep track with frame based on 4KB page granularity.
> - *
> - * PV drivers should never make a direct usage of those helpers (particularly
> - * pfn_to_gfn and gfn_to_pfn).
> - */
> -
> -unsigned long __pfn_to_mfn(unsigned long pfn);
> -extern struct rb_root phys_to_mach;
> -
> -/* Pseudo-physical <-> Guest conversion */
> -static inline unsigned long pfn_to_gfn(unsigned long pfn)
> -{
> - return pfn;
> -}
> -
> -static inline unsigned long gfn_to_pfn(unsigned long gfn)
> -{
> - return gfn;
> -}
> -
> -/* Pseudo-physical <-> BUS conversion */
> -static inline unsigned long pfn_to_bfn(unsigned long pfn)
> -{
> - unsigned long mfn;
> -
> - if (phys_to_mach.rb_node != NULL) {
> - mfn = __pfn_to_mfn(pfn);
> - if (mfn != INVALID_P2M_ENTRY)
> - return mfn;
> - }
> -
> - return pfn;
> -}
> -
> -static inline unsigned long bfn_to_pfn(unsigned long bfn)
> -{
> - return bfn;
> -}
> -
> -#define bfn_to_local_pfn(bfn) bfn_to_pfn(bfn)
> -
> -/* VIRT <-> GUEST conversion */
> -#define virt_to_gfn(v) (pfn_to_gfn(virt_to_phys(v) >> XEN_PAGE_SHIFT))
> -#define gfn_to_virt(m) (__va(gfn_to_pfn(m) << XEN_PAGE_SHIFT))
> -
> -/* Only used in PV code. But ARM guests are always HVM. */
> -static inline xmaddr_t arbitrary_virt_to_machine(void *vaddr)
> -{
> - BUG();
> -}
> -
> -/* TODO: this shouldn't be here but it is because the frontend drivers
> - * are using it (its rolled in headers) even though we won't hit the code path.
> - * So for right now just punt with this.
> - */
> -static inline pte_t *lookup_address(unsigned long address, unsigned int *level)
> -{
> - BUG();
> - return NULL;
> -}
> -
> -extern int set_foreign_p2m_mapping(struct gnttab_map_grant_ref *map_ops,
> - struct gnttab_map_grant_ref *kmap_ops,
> - struct page **pages, unsigned int count);
> -
> -extern int clear_foreign_p2m_mapping(struct gnttab_unmap_grant_ref *unmap_ops,
> - struct gnttab_unmap_grant_ref *kunmap_ops,
> - struct page **pages, unsigned int count);
> -
> -bool __set_phys_to_machine(unsigned long pfn, unsigned long mfn);
> -bool __set_phys_to_machine_multi(unsigned long pfn, unsigned long mfn,
> - unsigned long nr_pages);
> -
> -static inline bool set_phys_to_machine(unsigned long pfn, unsigned long mfn)
> -{
> - return __set_phys_to_machine(pfn, mfn);
> -}
> -
> -#define xen_remap(cookie, size) ioremap_cache((cookie), (size))
> -#define xen_unmap(cookie) iounmap((cookie))
> -
> -bool xen_arch_need_swiotlb(struct device *dev,
> - phys_addr_t phys,
> - dma_addr_t dev_addr);
> -unsigned long xen_get_swiotlb_free_pages(unsigned int order);
> -
> -#endif /* _ASM_ARM_XEN_PAGE_H */
> +#include <xen/arm/page.h>
> diff --git a/arch/arm64/include/asm/xen/hypercall.h b/arch/arm64/include/asm/xen/hypercall.h
> index 74b0c42..3522cba 100644
> --- a/arch/arm64/include/asm/xen/hypercall.h
> +++ b/arch/arm64/include/asm/xen/hypercall.h
> @@ -1 +1 @@
> -#include <../../arm/include/asm/xen/hypercall.h>
> +#include <xen/arm/hypercall.h>
> diff --git a/arch/arm64/include/asm/xen/hypervisor.h b/arch/arm64/include/asm/xen/hypervisor.h
> index f263da8..d6e7709 100644
> --- a/arch/arm64/include/asm/xen/hypervisor.h
> +++ b/arch/arm64/include/asm/xen/hypervisor.h
> @@ -1 +1 @@
> -#include <../../arm/include/asm/xen/hypervisor.h>
> +#include <xen/arm/hypervisor.h>
> diff --git a/arch/arm64/include/asm/xen/interface.h b/arch/arm64/include/asm/xen/interface.h
> index 44457ae..88c0d75 100644
> --- a/arch/arm64/include/asm/xen/interface.h
> +++ b/arch/arm64/include/asm/xen/interface.h
> @@ -1 +1 @@
> -#include <../../arm/include/asm/xen/interface.h>
> +#include <xen/arm/interface.h>
> diff --git a/arch/arm64/include/asm/xen/page-coherent.h b/arch/arm64/include/asm/xen/page-coherent.h
> index 2052102..b3ef061 100644
> --- a/arch/arm64/include/asm/xen/page-coherent.h
> +++ b/arch/arm64/include/asm/xen/page-coherent.h
> @@ -1 +1 @@
> -#include <../../arm/include/asm/xen/page-coherent.h>
> +#include <xen/arm/page-coherent.h>
> diff --git a/arch/arm64/include/asm/xen/page.h b/arch/arm64/include/asm/xen/page.h
> index bed87ec..31bbc80 100644
> --- a/arch/arm64/include/asm/xen/page.h
> +++ b/arch/arm64/include/asm/xen/page.h
> @@ -1 +1 @@
> -#include <../../arm/include/asm/xen/page.h>
> +#include <xen/arm/page.h>
> diff --git a/arch/arm/include/asm/xen/hypercall.h b/include/xen/arm/hypercall.h
> similarity index 100%
> copy from arch/arm/include/asm/xen/hypercall.h
> copy to include/xen/arm/hypercall.h
> diff --git a/arch/arm/include/asm/xen/hypervisor.h b/include/xen/arm/hypervisor.h
> similarity index 100%
> copy from arch/arm/include/asm/xen/hypervisor.h
> copy to include/xen/arm/hypervisor.h
> diff --git a/arch/arm/include/asm/xen/interface.h b/include/xen/arm/interface.h
> similarity index 100%
> copy from arch/arm/include/asm/xen/interface.h
> copy to include/xen/arm/interface.h
> diff --git a/arch/arm/include/asm/xen/page-coherent.h b/include/xen/arm/page-coherent.h
> similarity index 100%
> copy from arch/arm/include/asm/xen/page-coherent.h
> copy to include/xen/arm/page-coherent.h
> diff --git a/arch/arm/include/asm/xen/page.h b/include/xen/arm/page.h
> similarity index 100%
> copy from arch/arm/include/asm/xen/page.h
> copy to include/xen/arm/page.h
> --
> 2.1.4
>
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