| Function report | 
| Source Code: include\linux\highmem.h | Create Date:2022-07-28 05:44:54 | 
| Last Modify:2020-03-12 14:18:49 | Copyright©Brick | 
| home page | Tree | 
| Annotation kernel can get tool activity | Download SCCT | Chinese | 
Name:when CONFIG_HIGHMEM is not set these will be plain clear/copy_page
Proto:static inline void clear_user_highpage(struct page *page, unsigned long vaddr)
Type:void
Parameter:
| Type | Parameter | Name | 
|---|---|---|
| struct page * | page | |
| unsigned long | vaddr | 
| 160 | addr = kmap_atomic(page) | 
| 161 | clear_user_page(addr, vaddr, page) | 
| 162 | Prevent people trying to call kunmap_atomic() as if it were kunmap()* kunmap_atomic() should get the return value of kmap_atomic, not the page.(addr) | 
| Name | Describe | 
|---|---|
| clear_gigantic_page | |
| clear_subpage | |
| __collapse_huge_page_copy | |
| dax_iomap_pte_fault | 
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