包括btrfs、ext2、ext3、ext4、JFS、Reiserfs,Lustrefs以及XFS等文件系统都支持EA。而各类文件系统对于扩展属性的支持都是可选项。...In Linux, the ext2, ext3, ext4, JFS, Squashfs, Yaffs2, ReiserFS, Reiser4, XFS, Btrfs, OrangeFS, Lustre..., as do XFS and ReiserFS, but ext2/3/4 and btrfs impose much smaller limits, requiring all the attributes..., as do XFS and ReiserFS, but ext2/3/4 and btrfs impose much smaller limits, requiring all the attributes.../kernel/git/torvalds/linux.git/tree/include/uapi/linux/limits.h