PageSwapBacked

函数名称：PageSwapBacked

函数原型：static inline __attribute__((__always_inline__)) int PageSwapBacked(struct page *page)

返回类型：int

参数：

类型	参数	名称
struct page *	page

**调用者**
名称	描述
unaccount_page_cache_page
replace_page_cache_page	place_page_cache_page - replace a pagecache page with a new one@old: page to be replaced@new: page to replace with@gfp_mask: allocation mode This function replaces a page in the pagecache with a new one
__add_to_page_cache_locked
wait_on_page_bit_common
lru_lazyfree_fn
mark_page_lazyfree	mark_page_lazyfree - make an anon page lazyfree@page: page to deactivate mark_page_lazyfree() moves @page to the inactive file list.* This is done to accelerate the reclaim of @page.
page_check_references
page_check_dirty_writeback	Check if a page is dirty or under writeback
shrink_page_list	shrink_page_list() returns the number of reclaimed pages
page_add_file_rmap	page_add_file_rmap - add pte mapping to a file page@page: the page to add the mapping to@compound: charge the page as compound or small page* The caller needs to hold the pte lock.
page_remove_file_rmap
try_to_unmap_one	@arg: enum ttu_flags will be passed to this argument
add_to_swap_cache	add_to_swap_cache resembles add_to_page_cache_locked on swapper_space,* but sets SwapCache flag and private instead of mapping and index.
migrate_page_move_mapping	Replace the page in the mapping.* The number of remaining references must be:* 1 for anonymous pages without a mapping* 2 for pages with a mapping* 3 for pages with a mapping and PagePrivate/PagePrivate2 set.
__split_huge_page
split_huge_page_to_list	This function splits huge page into normal pages. @page can point to any* subpage of huge page to split. Split doesn't change the position of @page.* Only caller must hold pin on the @page, otherwise split fails with -EBUSY.* The huge page must be locked.
mem_cgroup_charge_statistics
uncharge_page
mm_counter_file	Optimized variant when page is already known not to be PageAnon
page_is_file_cache	page_is_file_cache - should the page be on a file LRU or anon LRU?@page: the page to test Returns 1 if @page is page cache page backed by a regular filesystem,* or 0 if @page is anonymous, tmpfs or otherwise ram or swap backed

函数逻辑报告