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#ifndef INCLUDE_XEN_OPS_H
#define INCLUDE_XEN_OPS_H
#include <linux/percpu.h>
#include <linux/notifier.h>
#include <linux/efi.h>
#include <asm/xen/interface.h>
DECLARE_PER_CPU(struct vcpu_info *, xen_vcpu);
void xen_arch_pre_suspend(void);
void xen_arch_post_suspend(int suspend_cancelled);
void xen_timer_resume(void);
void xen_arch_resume(void);
void xen_resume_notifier_register(struct notifier_block *nb);
void xen_resume_notifier_unregister(struct notifier_block *nb);
int xen_setup_shutdown_event(void);
extern unsigned long *xen_contiguous_bitmap;
int xen_create_contiguous_region(phys_addr_t pstart, unsigned int order,
unsigned int address_bits,
dma_addr_t *dma_handle);
void xen_destroy_contiguous_region(phys_addr_t pstart, unsigned int order);
struct vm_area_struct;
int xen_remap_domain_mfn_range(struct vm_area_struct *vma,
unsigned long addr,
xen_pfn_t mfn, int nr,
pgprot_t prot, unsigned domid,
struct page **pages);
int xen_unmap_domain_mfn_range(struct vm_area_struct *vma,
int numpgs, struct page **pages);
int xen_xlate_remap_gfn_range(struct vm_area_struct *vma,
unsigned long addr,
xen_pfn_t gfn, int nr,
pgprot_t prot,
unsigned domid,
struct page **pages);
int xen_xlate_unmap_gfn_range(struct vm_area_struct *vma,
int nr, struct page **pages);
bool xen_running_on_version_or_later(unsigned int major, unsigned int minor);
#ifdef CONFIG_XEN_EFI
extern efi_system_table_t *xen_efi_probe(void);
#else
static inline efi_system_table_t __init *xen_efi_probe(void)
{
return NULL;
}
#endif
#ifdef CONFIG_PREEMPT
static inline void xen_preemptible_hcall_begin(void)
{
}
static inline void xen_preemptible_hcall_end(void)
{
}
#else
DECLARE_PER_CPU(bool, xen_in_preemptible_hcall);
static inline void xen_preemptible_hcall_begin(void)
{
__this_cpu_write(xen_in_preemptible_hcall, true);
}
static inline void xen_preemptible_hcall_end(void)
{
__this_cpu_write(xen_in_preemptible_hcall, false);
}
#endif /* CONFIG_PREEMPT */
#endif /* INCLUDE_XEN_OPS_H */
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