Re: [PATCH] skb hooks (v.2)

From: Chris Wright (chrisat_private)
Date: Wed Jul 25 2001 - 18:37:09 PDT

  • Next message: James Morris: "Re: [PATCH] skb hooks (v.2)"

    * Chris Wright (chrisat_private) wrote:
    > * James Morris (jmorrisat_private) wrote:
    > > Finally, the updated skb hooks, attached below.
    > > 
    > > Note that the 'security' field in the skb header is no longer in use by
    > > the main kernel, and one of the networking maintainers has indicated that
    > > we may be able to claim it's namespace for 2.6.
    > 
    > with just alloc, free, copy and clone, i don't fully understand how you
    > aniticipate using the sk_buff security label.  e.g. one of the problems
    > i had was the device info is not necessarily accurate in higher level tcp
    > functions, and if i had my way i would have labelled the device the
    > packet arrived on.  how would you do this?
    
    uuhh...nevermind, i was thinking with the wrong brain (referring to
    the device crap i was spewing above -- that was all about syn's and the
    sock struct having a cached route to the client, not the real dev the
    syn came through).
    
    but i am still curiious how you would expect to use the allocated opaque
    security label?
    
    -chris
    
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