TrustedBSD progress

[Ilmar S. Habibulin]

On Mon, 14 Jan 2002, Robert Watson wrote:

> (non-TCB) get started.  An interesting question to consider is how the
> label of, say, a disk device, would reflect the labeling of data stored on
> the device.  If ad0s1e contains MLS/high files, ideally (either
> automatically, or more likely, manually) the device would get the same
> marking to prevent leakage.  I don't know how existing trusted systems
> handle this, so insight would be appreciated.
What about storing label somewhere is superblock or in root inode and
check&modify it with every file label change? And make some upcall or
downcall to devfs?



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