The packet holding the data for the buffer
> 2. count.
> 3. users.
Locking. Read net/core/skbuff.c
> 3. If we have to send a particular IP packet ( which is in sk_buff format )
> to two diffrent destinations, do we have to duplicate the sk_buff.
If you will cause two different buffers to be sent.
> Doesn't this reduce the performance.
Not really
- you'd have to copy some of it for the packet queues for each card
- you have to do a checksum pass on the data
- it very rarely happens
So we optimise hard for the real world cases.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.rutgers.edu
Please read the FAQ at http://www.tux.org/lkml/