unmap_hugepage_range

Name:unmap_hugepage_range

Proto:void unmap_hugepage_range(struct vm_area_struct *vma, unsigned long start, unsigned long end, struct page *ref_page)

Type:void

Parameter:

Type	Parameter	Name
struct vm_area_struct *	vma
unsigned long	start
unsigned long	end
struct page *	ref_page

3527

tlb_start = start

3528

3537

adjust_range_if_pmd_sharing_possible(vma, & tlb_start, & tlb_end)

3539

mm = The address space we belong to.

3541

lb_gather_mmu - initialize an mmu_gather structure for page-table tear-down*@tlb: the mmu_gather structure to initialize*@mm: the mm_struct of the target address space*@start: start of the region that will be removed from the page-table*@end: end of the

3542

__unmap_hugepage_range( & tlb, vma, start, end, ref_page)

3543

lb_finish_mmu - finish an mmu_gather structure*@tlb: the mmu_gather structure to finish*@start: start of the region that will be removed from the page-table*@end: end of the region that will be removed from the page-table* Called at the end of the

**Caller**
Name	Describe
unmap_ref_private	This is called when the original mapper is failing to COW a MAP_PRIVATE* mappping it owns the reserve page for. The intention is to unmap the page* from other VMAs and let the children be SIGKILLed if they are faulting the* same region.

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