tlb_gather

Name: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

Proto:void tlb_gather_mmu(struct mmu_gather *tlb, struct mm_struct *mm, unsigned long start, unsigned long end)

Type:void

Parameter:

Type	Parameter	Name
struct mmu_gather *	tlb
struct mm_struct *	mm
unsigned long	start
unsigned long	end

209

mm = mm

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we are in the middle of an operation to clear* a full mm and can make some optimizations = Not (start | end + 1 )

215

we have performed an operation which* requires a complete flush of the tlb = 0

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next = NULL

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nr = 0

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max = ARRAY_SIZE - get the number of elements in array @arr*@arr: array to be sized(__pages)

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active = local

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batch_count = 0

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__tlb_reset_range(tlb)

231

inc_tlb_flush_pending(mm)

**Caller**
Name	Describe
zap_page_range	zap_page_range - remove user pages in a given range@vma: vm_area_struct holding the applicable pages@start: starting address of pages to zap@size: number of bytes to zap Caller must protect the VMA list
zap_page_range_single	zap_page_range_single - remove user pages in a given range@vma: vm_area_struct holding the applicable pages@address: starting address of pages to zap@size: number of bytes to zap@details: details of shared cache invalidation
unmap_region
exit_mmap	Release all mmaps.
madvise_cold
madvise_pageout
madvise_free_single_vma
unmap_hugepage_range

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