[ofa-general] Re: [PATCH v4 for-2.6.27] IPOIB: add LRO support.
Roland Dreier
rdreier at cisco.com
Tue Jul 1 10:53:29 PDT 2008
> I the past, few times you have commented that as far as its possible
> to go without mod params, this should be the practice... for example
> here sysfs entries set by various hotplug mechanisms, or telling the
> user to upgrade their ethtool package, etc could serve to eliminate
> the need in mod params.
> During the review I asked why the default value for max_aggr is 64 and
> it was ignored, also what we want the default value for use_lro to be?
> I recall there was once a comment from Dave Miller saying why it would
> be wise to have it off by default, I will look for that.
Yes, in general I prefer not to have module parameters, especially those
that duplicate functionality available through other mechanisms.
However, having lro and max_aggr parameters seems to match existing
practice for ethernet drivers, and 64 seems to be the common default for
max_aggr.
- R.
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