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 06:40:02
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：__ClearPageLocked

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

返回类型：void

参数：

类型参数名称
struct page *page
312  __clear_bit - Clears a bit in memory*@nr: the bit to clear*@addr: the address to start counting from* Unlike clear_bit(), this function is non-atomic. If it is called on the same* region of memory concurrently, the effect may be that only one operation
调用者
名称描述
add_to_page_cache_lru
__read_swap_cache_async
add_to_page_cacheLike add_to_page_cache_locked, but used to add newly allocated pages:* the page is new, so we can just run __SetPageLocked() against it.