函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\pipe.c Create Date:2022-07-29 10:34:18
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：free_pipe_info

函数原型：void free_pipe_info(struct pipe_inode_info *pipe)

返回类型：void

参数：

类型参数名称
struct pipe_inode_info *pipe
813  account_pipe_buffers(user, ring_size, 0)
814  free_uid(user)
815  以i小于ring_size循环
816  buf等于bufs加i
817  如果ops则pipe_buf_release - put a reference to a pipe_buffer*@pipe: the pipe that the buffer belongs to*@buf: the buffer to put a reference to
820  如果tmp_page则__free_page(tmp_page)
822  释放内存
823  释放内存
调用者
名称描述
put_pipe_info
create_pipe_files
fifo_open
do_exit