remounting ext3 file systems

Eric Sandeen sandeen at
Wed Oct 31 03:10:03 UTC 2007

Stephen Samuel wrote:
> As long as you don't don't set any other options which would disrupt
> with what the running processes are doing with the files on that
> filesystem, you should be fine.
> (for example: remounting the system readonly while files were open rw
> would be problematic for the processes involved, 

In this case mount -o ro will fail with -EBUSY

> and I don't know what
> would happen if  you remounted a filesystem nodev while people had
> devices open on it).

this should reject new device openers.


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