新内核升级了，ext4能用了吗？

[SecretZero]

今天看到升级详情

版本 2.6.27-7.16：

[ Tim Gardner ]

* ndiswrapper remote buffer overflows on long ESSIDs (CVE 2008-4395)
- LP: #275860

[ Upstream Kernel Changes ]

* ext[234]: Avoid printk floods in the face of directory corruption
(CVE-2008-3528)

ext4呢

[windwiny]

看 /boot/config* 文件里 EXT4选项

[SecretZero]

请教楼上，详情如何？

代码： 全选

# CONFIG_EXT2_FS_XIP is not set
CONFIG_EXT3_FS=m
CONFIG_EXT3_FS_POSIX_ACL=y
CONFIG_EXT3_FS_SECURITY=y
CONFIG_EXT3_FS_XATTR=y
CONFIG_EXT4DEV_FS=m
CONFIG_EXT4DEV_FS_POSIX_ACL=y
CONFIG_EXT4DEV_FS_SECURITY=y
CONFIG_EXT4DEV_FS_XATTR=y
CONFIG_EXTRA_FIRMWARE=""
CONFIG_FAIR_GROUP_SCHED=y
CONFIG_FARSYNC=m
CONFIG_FAST_CMPXCHG_LOCAL=y
CONFIG_FAT_DEFAULT_CODEPAGE=437
CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1"
CONFIG_FAT_FS=m

[ssfjhh]

己启用的文件系统
$ cat /proc/filesystems
nodev sysfs
nodev rootfs
nodev bdev
nodev proc
nodev cgroup
nodev cpuset
nodev debugfs
nodev securityfs
nodev sockfs
nodev pipefs
nodev anon_inodefs
nodev tmpfs
nodev inotifyfs
nodev devpts
cramfs
nodev ramfs
nodev hugetlbfs
nodev mqueue
nodev fuse
fuseblk
nodev fusectl
nodev usbfs
ext3
nodev binfmt_misc

为啥没有ext4 呢？