函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\pagemap.h Create Date:2022-07-27 06:45:58
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：wait_on_page_locked_killable

函数原型：static inline int wait_on_page_locked_killable(struct page *page)

返回类型：int

参数：

类型参数名称
struct page *page
532  如果非PageLocked(page)则返回:0
534  返回:wait_on_page_bit_killable(compound_head(page), Page is locked. Don't touch. )
调用者
名称描述
__lock_page_or_retryReturn values:* 1 - page is locked; mmap_sem is still held
generic_file_buffered_readgeneric_file_buffered_read - generic file read routine*@iocb: the iocb to read*@iter: data destination*@written: already copied* This is a generic file read routine, and uses the* mapping->a_ops->readpage() function for the actual low-level stuff.