Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\page-flags.h Create Date:2022-07-28 05:36:18
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:ClearPageActive

Proto:static inline __attribute__((__always_inline__)) void ClearPageActive(struct page *page)

Type:void

Parameter:

TypeParameterName
struct page *page
321  lear_bit - Clears a bit in memory*@nr: Bit to clear*@addr: Address to start counting from* This is a relaxed atomic operation (no implied memory barriers).
Caller
NameDescribe
pagevec_move_tail_fn
lru_cache_add_anonlru_cache_add_anon - add a page to the page lists*@page: the page to add
lru_cache_add_file
lru_deactivate_file_fnIf the page can not be invalidated, it is moved to the* inactive list to speed up its reclaim. It is moved to the* head of the list, rather than the tail, to give the flusher* threads some time to write it out, as this is much more
lru_deactivate_fn
lru_lazyfree_fn
__pagevec_lru_add_fn
reclaim_clean_pages_from_list
shrink_active_list
reclaim_pages
unmap_and_moveObtain the lock on page, remove all ptes and migrate the page* to the newly allocated page in newpage.
delete_from_lru_cacheXXX: It is possible that a page is isolated from LRU cache,* and then kept in swap cache or failed to remove from page cache.* The page count will stop it from being freed by unpoison.* Stress tests should be aware of this memory leak problem.