Displaying 1 result from an estimated 1 matches for "tx_request".
2008 Mar 08
2
question on large send offload
...the minimum mss multiple
before considering offload (a windows variable) to 2, then I seem to get
hangs. If I set it to 4 then everything appears to be okay.
If the mss is 1460 (normal for Ethernet), then 2 * 1460 = 2920, which
will often fit into one page, in which case the ring looks like:
0: tx_request - flags |= NETTXF_extra_info
1: extra_info
If the 2920 bytes were on more than one page, then the ring would look
like:
0: tx_request - flags |= NETTXF_extra_info | NETTXF_more_data
1: extra_info
2: tx_request - no change to flags
The behaviour I''m seeing is that I''ll get a bun...