9.2 ixgbe tx queue hang

Christopher Forgeron csforgeron at gmail.com
Thu Mar 27 12:17:04 UTC 2014


On Wed, Mar 26, 2014 at 9:31 PM, Rick Macklem <rmacklem at uoguelph.ca> wrote:

>
> ie. I've suggested:
>     ifp->if_hw_tsomax = min(32 * MCLBYTES - (ETHER_HDR_LEN +
> ETHER_VLAN_ENCAP_LEN),
>          IP_MAXPACKET);
> - I put the min() in just so it wouldn't break if MCLBYTES is increased
> someday.
>

I like the added safety for future changes - Good forward thinking. I'll
adjust my testing code to reflect this.


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