Re: [PATCH 4/6] KEYS: Add garbage collection for dead, revoked andexpired keys. [ver #2]

[Serge E. Hallyn]

Quoting David Howells (dhowells@xxxxxxxxxx):
> Add garbage collection for dead, revoked and expired keys.  This involved
> erasing all links to such keys from keyrings that point to them.  At that
> point, the key will be deleted in the normal manner.
> 
> Keyrings from which garbage collection occurs are shrunk and their quota
> consumption reduced as appropriate.
> 
> Dead keys (for which the key type has been removed) will be garbage collected
> immediately.
> 
> Revoked and expired keys will hang around for a number of seconds, as set in
> /proc/sys/kernel/keys/gc_delay before being automatically removed.  The default
> is 5 minutes.
> 
> Signed-off-by: David Howells <dhowells@xxxxxxxxxx>

Acked-by: Serge Hallyn <serue@xxxxxxxxxx>
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