但是mount的man手册里umask选项没有针对ext3的。以下是我运行时的错误
[root@Airsh samba]# mount /dev/hdb1 /mnt/u -o umask=0
EXT3-fs: Unrecognized mount option "umask=0" or missing value
mount: wrong fs type, bad option, bad superblock on /dev/hdb1,
or too many mounted file systems