Messages in this thread | | | Subject | Re: Sendfile, loopback, and TCP header checksum | From | Andi Kleen <> | Date | 13 Mar 2003 22:58:27 +0100 |
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Rob Ekl <lkhelp@rekl.yi.org> writes:
> Is this something that even needs to be addressed, since the receiver > would discard the packet if the checksum is incorrect, but since it's over > loopback, there's no chance of receiving data corrupted by the transport > medium and loopback ignores the checksum?
This is an intentional optimization. Loopback doesn't need checksums, so it doesn't generate or check them.
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