> Yes, this works fine for UDP, but you can't do TCP this way without COW VM
> support for scatter skbufs, because TCP needs to buffer data until it has been
> acknowledged. Even then, you need the application to behave properly and not
> touch anything in the same page as the output data until an ACK is received.
> This is easy enough to hack into high bandwidth servers, like ftp or rcp, and
> that is mostly the only place you will need it.
There is one other case its really easy to support - sendfile().
-
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/
This archive was generated by hypermail 2b29 : Tue Feb 15 2000 - 21:00:20 EST