函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:block\blk-mq-debugfs.c Create Date:2022-07-27 19:44:02
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:blk_mq_debugfs_write

函数原型:static ssize_t blk_mq_debugfs_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos)

返回类型:ssize_t

参数:

类型参数名称
struct file *file
const char __user *buf
size_tcount
loff_t *ppos
724  m等于 needed for tty driver, and maybe others
725  attr等于private
726  data等于i_private
732  如果attr恒等于data或非write则返回:负EPERM
735  返回:write(data, buf, count, ppos)