Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:block\blk-mq-debugfs.c Create Date:2022-07-28 18:08:56
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Name:blk_mq_debugfs_open

Proto:static int blk_mq_debugfs_open(struct inode *inode, struct file *file)

Type:int

Parameter:

TypeParameterName
struct inode *inode
struct file *file
740  attr = i_private
741  data = i_private
745  If seq_ops Then
746  ret = seq_open(file, seq_ops)
747  If Not ret Then
748  m = needed for tty driver, and maybe others
749  private = data
751  Return ret
754  If WARN_ON_ONCE(!show) Then Return -EPERM
757  Return single_open(file, blk_mq_debugfs_show, i_private)