Function report |
Source Code:mm\util.c |
Create Date:2022-07-28 14:22:15 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:memcmp_pages
Proto:int memcmp_pages(struct page *page1, struct page *page2)
Type:int
Parameter:
Type | Parameter | Name |
---|---|---|
struct page * | page1 | |
struct page * | page2 |
907 | addr1 = kmap_atomic(page1) |
908 | addr2 = kmap_atomic(page2) |
910 | 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.(addr2) |
911 | 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.(addr1) |
912 | Return ret |
Name | Describe |
---|---|
stable_tree_search | stable_tree_search - search for page inside the stable tree* This function checks if there is a page inside the stable tree* with identical content to the page that we are scanning right now |
stable_tree_insert | stable_tree_insert - insert stable tree node pointing to new ksm page* into the stable tree.* This function returns the stable tree node just allocated on success,* NULL otherwise. |
unstable_tree_search_insert | stable_tree_search_insert - search for identical page,* else insert rmap_item into the unstable tree.* This function searches for a page in the unstable tree identical to the* page currently being scanned; and if no identical page is found in the |
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