Re: Fire Engine??

[Jamie Lokier]

David S. Miller wrote:
> > that are currently requesting timestamps, then we can dispense with
> > taking the timestamp.
> 
> You can predict what the arguments will be for the user's
> recvmsg() system call at the time of packet reception?  Wow,
> show me how :)

recvmsg() doesn't return timestamps until they are requested
using setsockopt(...SO_TIMESTAMP...).

See sock_recv_timestamp() in include/net/sock.h.

-- Jamie
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