Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\mm_inline.h Create Date:2022-07-28 14:08:06
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:page_lru - which LRU list should a page be on?*@page: the page to test* Returns the LRU list a page should be on, as an index* into the array of LRU lists.

Proto:static __always_inline enum lru_list page_lru(struct page *page)

Type:enum lru_list

Parameter:

TypeParameterName
struct page *page
118  If PageUnevictable(page) Then lru = LRU_UNEVICTABLE
120  Else
121  lru = page_lru_base_type - which LRU list type should a page be on?*@page: the page to test* Used for LRU list index arithmetic.* Returns the base LRU type - file or anon - @page should be on.
122  If PageActive(page) Then lru += LRU_ACTIVE
125  Return lru
Caller
NameDescribe
pagevec_move_tail_fn
lru_add_page_tailsed by __split_huge_page_refcount()
__pagevec_lru_add_fn
isolate_lru_pagesolate_lru_page - tries to isolate a page from its LRU list*@page: page to isolate from its LRU list* Isolates a @page from an LRU list, clears PageLRU and adjusts the* vmstat statistic corresponding to whatever LRU list the page was on.
move_pages_to_lruThis moves pages from @list to corresponding LRU list.* We move them the other way if the page is referenced by one or more* processes, from rmap.* If the pages are mostly unmapped, the processing is fast and it is
isolate_migratepages_blocksolate_migratepages_block() - isolate all migrate-able pages within* a single pageblock*@cc: Compaction control structure.*@low_pfn: The first PFN to isolate*@end_pfn: The one-past-the-last PFN to isolate, within same pageblock
__munlock_isolate_lru_pageIsolate a page from LRU with optional get_page() pin.* Assumes lru_lock already held and page already pinned.
lock_page_lru
unlock_page_lru