Function report |
Source Code:mm\hugetlb.c |
Create Date:2022-07-28 15:28:42 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Name:Return whether there is a pagecache page to back given address within VMA.* Caller follow_hugetlb_page() holds page_table_lock so we cannot lock_page.
Proto:static bool hugetlbfs_pagecache_present(struct hstate *h, struct vm_area_struct *vma, unsigned long address)
Type:bool
Parameter:
Type | Parameter | Name |
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struct hstate * | h | |
struct vm_area_struct * | vma | |
unsigned long | address |
3757 | idx = Convert the address within this vma to the page offset within* the mapping, in pagecache page units; huge pages here. |
3760 | If page Then Perform a free_page(), also freeing any swap cache associated with* this page if it is the last user of the page. |
3762 | Return page != NULL |
Name | Describe |
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follow_hugetlb_page |
Source code conversion tool public plug-in interface | X |
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Support c/c++/esqlc/java Oracle/Informix/Mysql Plug-in can realize: logical Report Code generation and batch code conversion |