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：lock_page_killable is like lock_page but can be interrupted by fatal* signals. It returns 0 if it locked the page and -EINTR if it was* killed while waiting.

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

返回类型：int

参数：

类型参数名称
struct page *page
490  might_sleep()
491  如果非Return true if the page was successfully locked则返回:__lock_page_killable(page)
493  返回:0
调用者
名称描述
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.