svn commit: r316309 - head/sys/dev/qlxgbe

[hiren panchasara]

On 03/30/17 at 11:07P, Somayajulu, David wrote:
> Hi Hiren,
> > I know this is not a new topic but a little more descriptive commit-log would have been nicer. Also, you should update the manpage reflecting this change. i.e. now it also supports software LRO when h/w LRO is disabled.
> Will do. Sorry about that.

Thanks!
> 
> > Do you know of a case where one would want to disable h/w lro and enable s/w lro? I guess where you want to free up nic and make cpu do more work?
> I was under the impression as well, that s/w lro is moot, if h/w lro was available, till one costumer asked for it. Not sure what the use case is.

I thought this idea (like gro in linux) was popular when lro in h/w was
considered buggy and couldn't correctly do batching (i.e. hide useful
flags). Not sure if that's still the case.

cheers,
Hiren
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