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Eric W. Biederman wrote: > > The addictive thing about the prototype implementation was that you > > could do ``ln --cow / /some/other/directory'' and you would have an > > atomic snapshot of your filesystem. Definitely not a feature for the > > first implementation but certainly something to dream about. > > Addictive but broken by design. If any of the files inside your > directory tree have hard links outside of the tree there is no way > short of recursing through all of the subdirectories directories to > tell if a given inode has is in use. Except in the special case > where you are taking a cow copy of the entire filesystem. At which > point a magic mount option is likely a better interface. I don't understand this explanation. Can you explain again? What is the problem with inodes being in use? -- Jamie - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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