函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\page-flags.h Create Date:2022-07-27 06:40:09
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:ClearPageUnevictable

函数原型:static inline __attribute__((__always_inline__)) void ClearPageUnevictable(struct page *page)

返回类型:void

参数:

类型参数名称
struct page *page
394  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).
调用者
名称描述
check_move_unevictable_pagesheck_move_unevictable_pages - check pages for evictability and move to* appropriate zone lru list*@pvec: pagevec with lru pages to check* Checks pages for evictability, if an evictable page is in the unevictable
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.