Re: [Bridge] sky2 hw csum failure

2011-12-13 Thread Yan, Zheng
On 11/15/2011 05:05 PM, Martin Volf wrote: > Hello, > > since 3.0.6 I get many "eth0: hw csum failure" messages in dmesg > followed by a call trace (see at the end). 3.0.4 is OK, 3.1.1 is not. > > When I revert the "bridge: Pseudo-header required for the checksum of > ICMPv6" commit, 4b275d7efa1

[Bridge] sky2 hw csum failure

2011-12-13 Thread Martin Volf
Hello, since 3.0.6 I get many "eth0: hw csum failure" messages in dmesg followed by a call trace (see at the end). 3.0.4 is OK, 3.1.1 is not. When I revert the "bridge: Pseudo-header required for the checksum of ICMPv6" commit, 4b275d7efa1c4412f0d572fcd7f78ed0919370b3, in 3.1.1, the messages wou

Re: [Bridge] sky2 hw csum failure

2011-11-15 Thread Stephen Hemminger
On Tue, 15 Nov 2011 18:28:55 +0800 "Yan, Zheng" wrote: > I re-tested the checksum code, both CHECKSUM_NONE and CHECKSUM_COMPLETE > cases are OK. Maybe the bug is related to sky2. > > Regards > Yan, Zheng There are three types of receive checksumming: 1. Hardware does not do checksumming (CHEC