报错ext4,linux开机启动挂载mmc错误解决"/>
linux进入系统报错ext4,linux开机启动挂载mmc错误解决
1. 简介:
项目中用am3359从TF卡的reiser文件系统转到ext4文件。转化原因是reiser文件系统的官网都没有了,还有文章提到reiserfs4的代码风格不符合linux代码风格,因此,linux不再主动将reiserfs的代码融合到linux中,即使reiserfs开发团队说会提供linux内核的补丁,但是,在查找网络上的文章的时候,资料实在是少,也不知道是不是网络的原因,自己所在的北京地区,在没有越狱的情况下是登不上reiserfs官网的。转换到ext4势在必行。
2. 问题:
在更改linux内核,让其支持ext4,将TF卡格式化成ext4格式,启动arm板,在reboot开机之后提示一些错误:
EXT2-fs (mmcblk0): error: couldn't mount because of unsupported optional features (240)
EXT4-fs (mmcblk0): couldn't mount as ext3 due to feature incompatibilities
EXT2-fs (mmcblk0): error: couldn't mount because of unsupported optional features (240)
EXT4-fs (mmcblk0): couldn't mount as ext3 due to feature incompatibilities
EXT4-fs (mmcblk0): no journal found
EXT2-fs (mmcblk0p1): error: couldn't mount because of unsupported optio
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linux进入系统报错ext4,linux开机启动挂载mmc错误解决
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