read-only mode linux

[Andrew Mathews]

m.w.chang wrote:
> 
> is there a mod or patch or something that could make linux to stop ALL 
> applications from writing to the harddisk except on a specified set of 
> partitions? I meant, can linux kernel guaratee such a thing?
> 
> Why? to check whether the application programs are not lying. :)
> 

Yes, it's called xfs_freeze, but you must be running an xfs filesystem.

-- 
Andrew Mathews
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