end_request: I/O error, dev mtdblock3, sector 0

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end_request: I/O error, dev mtdblock3, sector 0  


挂载root时候出错:
end_request: I/O error, dev mtdblock3, sector 0
Buffer I/O error on device mtdblock3, logical block 0
end_request: I/O error, dev mtdblock3, sector 0
Buffer I/O error on device mtdblock3, logical block 0
end_request: I/O error, dev mtdblock3, sector 8

 

解决:Kernel command line: 出错

 bootargs noinitrd  root=/dev/mtdblock4 rootfstype=yaffs2 init=/linuxrc console=ttySAC0,115200

少了rootfstype 

在uboot下

# setenv  bootargs noinitrd  root=/dev/mtdblock4 rootfstype=yaffs2 init=/linuxrc console=ttySAC0,115200

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