函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\quota\quota.c Create Date:2022-07-29 11:10:17
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：Return 1 if 'cmd' will block on frozen filesystem

函数原型：static int quotactl_cmd_write(int cmd)

返回类型：int

参数：

类型参数名称
intcmd
759  当:cmd恒等于get quota format used on given filesystem
760  当:cmd恒等于get information about quota files
761  当:cmd恒等于sync disk copy of a filesystems quotas
762  当:cmd恒等于get quota subsystem status
763  当:cmd恒等于wer version of get quota
764  当:cmd恒等于get disk limits and usage
765  当:cmd恒等于get disk limits and usage >= ID
766  当:cmd恒等于delalloc flush, updates dquots
767  返回:0
769  返回:1
调用者
名称描述
quotactl_blocklook up a superblock on which quota ops will be performed* - use the name of a block device to find the superblock thereon