Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\namespace.c Create Date:2022-07-28 20:09:14
Last Modify:2020-03-12 14:18:49 Copyright©Brick
home page Tree
Annotation kernel can get tool activityDownload SCCTChinese

Name:do_umount_root

Proto:static int do_umount_root(struct super_block *sb)

Type:int

Parameter:

TypeParameterName
struct super_block *sb
1485  ret = 0
1487  lock for writing
1488  If Not sb_rdonly(sb) Then
1491  fc = fs_context_for_reconfigure(s_root, Mount read-only , Mount read-only )
1493  If IS_ERR(fc) Then
1494  ret = PTR_ERR(fc)
1495  Else
1496  ret = parse_monolithic_mount_data(fc, NULL)
1497  If Not ret Then ret = gure_super - asks filesystem to change superblock parameters*@fc: The superblock and configuration* Alters the configuration parameters of a live superblock.
1499  put_fs_context - Dispose of a superblock configuration context.*@fc: The context to dispose of.
1502  lease a write lock
1503  Return ret
Caller
NameDescribe
do_umount