Function report |
Source Code:mm\memory.c |
Create Date:2022-07-28 14:44:09 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:copy_user_huge_page
Proto:void copy_user_huge_page(struct page *dst, struct page *src, unsigned long addr_hint, struct vm_area_struct *vma, unsigned int pages_per_huge_page)
Type:void
Parameter:
Type | Parameter | Name |
---|---|---|
struct page * | dst | |
struct page * | src | |
unsigned long | addr_hint | |
struct vm_area_struct * | vma | |
unsigned int | pages_per_huge_page |
4746 | addr = addr_hint & ~((pages_per_huge_page << PAGE_SHIFT determines the page size ) - 1) |
4755 | copy_user_gigantic_page(dst, src, addr, vma, pages_per_huge_page) |
4757 | Return |
Name | Describe |
---|---|
hugetlb_cow | Hugetlb_cow() should be called with page lock of the original hugepage held.* Called with hugetlb_instantiation_mutex held and pte_page locked so we* cannot race with other handlers or page migration. |
do_huge_pmd_wp_page |
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