Function report |
Source Code:arch\x86\include\asm\pgtable.h |
Create Date:2022-07-28 06:00:00 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:pte_pfn
Proto:static inline unsigned long pte_pfn(pte_t pte)
Type:unsigned long
Parameter:
Type | Parameter | Name |
---|---|---|
pte_t | pte |
215 | Return (pfn & Extracts the PFN from a (pte|pmd|pud|pgd)val_t of a 4KB page ) >> PAGE_SHIFT determines the page size |
Name | Describe |
---|---|
is_crashed_pfn_valid | |
__replace_page | __replace_page - replace page in vma by new page |
follow_page_pte | |
get_gate_page | |
vm_normal_page | vm_normal_page -- This function gets the "struct page" associated with a pte.* "Special" mappings do not wish to be associated with a "struct page" (either* it doesn't exist, or it exists but they don't want to touch it). In this |
insert_pfn | |
wp_page_reuse | Handle write page faults for pages that can be reused in the current vma* This can happen either due to the mapping being with the VM_SHARED flag,* or due to us being the last reference standing to the page |
wp_page_copy | Handle the case of a page which we actually need to copy to a new page.* Called with mmap_sem locked and the old page referenced, but* without the ptl held.* High level logic flow:* - Allocate a page, copy the content of the old page to the new one. |
follow_pfn | llow_pfn - look up PFN at a user virtual address*@vma: memory mapping*@address: user virtual address*@pfn: location to store found PFN* Only IO mappings and raw PFN mappings are allowed.* Return: zero and the pfn at @pfn on success, -ve otherwise. |
prot_none_pte_entry | |
prot_none_hugetlb_entry | |
check_pte | heck_pte - check if @pvmw->page is mapped at the @pvmw->pte* page_vma_mapped_walk() found a place where @pvmw->page is *potentially** mapped |
page_mkclean_one | |
try_to_unmap_one | @arg: enum ttu_flags will be passed to this argument |
vmemmap_verify | |
replace_page | place_page - replace page in vma by new ksm page*@vma: vma that holds the pte pointing to page*@page: the page we are replacing by kpage*@kpage: the ksm page we replace page by*@orig_pte: the original value of the pte |
release_pte_pages | |
__collapse_huge_page_isolate | |
__collapse_huge_page_copy | |
khugepaged_scan_pmd | |
hmm_vma_handle_pte | |
hmm_vma_walk_hugetlb_entry | |
dax_entry_mkclean | Walk all mappings of a given index of a file and writeprotect them |
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