Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:mm\khugepaged.c Create Date:2022-07-28 16:06:24
Last Modify:2020-03-12 14:18:49 Copyright©Brick
home page Tree
Annotation kernel can get tool activityDownload SCCTChinese

Name:__collapse_huge_page_copy

Proto:static void __collapse_huge_page_copy(pte_t *pte, struct page *page, struct vm_area_struct *vma, unsigned long address, spinlock_t *ptl)

Type:void

Parameter:

TypeParameterName
pte_t *pte
struct page *page
struct vm_area_struct *vma
unsigned longaddress
spinlock_t *ptl
652  When _pte < pte + HPAGE_PMD_NR cycle
654  pteval = _pte
657  If pte_none(pteval) || is_zero_pfn(pte_pfn(pteval)) Then
660  If is_zero_pfn(pte_pfn(pteval)) Then
672  Else
682  spin_lock(ptl)
689  spin_unlock(ptl)
Caller
NameDescribe
collapse_huge_page