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Re: hme(4) hardware RX checksum

On Mar 8,  1:58am, (Izumi Tsutsui) wrote:
-- Subject: Re: hme(4) hardware RX checksum

| wrote:
| > | BTW, does hardware checksum work even for VLAN packets?
| > 
| > It must, because there is vlan stuff inside a hw capabilities if statement
| > (I am just guessing).
| With some quick tests, m_pkthdr.csum_data and m_pkthdr.csum_flags
| in RX vlan packet mbufs seem ignored and swcsum is always used for them.
| Are these csum values in mbufs preserved in vlan_input() etc?

No clue.


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