RE: ML403 gigabit ethernet bandwidth - 2.6 kernel

2007-06-24 Thread Mohammad Sadegh Sadri
Dear Ming We have changed our system characteristics to have TX_THRESHOLD=16 and RX_THRESHOLD=8 and in addition we enabled jumbo frames of 8982 bytes. The results are as follows: PC--ML403 TCP_SENDFILE : 38Mbps ML403---PC TCP_SENDFILE: 155Mbps The transfer rate from ML403 to PC has improved

Mem-2-Mem DMA - Generalized API

2007-06-24 Thread Clifford Wolf
Hi, I've sent this mail to lkml some days ago: http://lkml.org/lkml/2007/6/23/27 and got that answer from Clemens Koller pointing to this mailing list: http://lkml.org/lkml/2007/6/23/128 short summary: I'm working on an MPC8349E based project and as some of you might know this chip has a