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Re: [PATCH 3/3] cfg80211/nl80211: add interval attribute for scheduled scans

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On Thu, 2011-05-05 at 16:59 +0200, Johannes Berg wrote:
> On Thu, 2011-05-05 at 16:58 +0200, Johannes Berg wrote:
> > On Thu, 2011-05-05 at 07:50 -0700, Ben Greear wrote:
> > > On 05/05/2011 07:51 AM, Johannes Berg wrote:
> > > > On Thu, 2011-05-05 at 07:43 -0700, Ben Greear wrote:
> > > >> On 05/05/2011 06:00 AM, Luciano Coelho wrote:
> > > >>> Introduce NL80211_ATTR_SCHED_SCAN_INTERVAL as a required attribute for
> > > >>> NL80211_CMD_START_SCHED_SCAN.  This value informs the driver at which
> > > >>> intervals the scheduled scan cycles should be executed.
> > > >>
> > > >> Please default to something useful instead of requiring
> > > >> this so that things are backwards compatible.
> > > >
> > > > Backward compatible to what?
> > > 
> > > To anything sending older style netlink messages?
> > 
> > But this is a new feature, and a new command, so I don't quite
> > understand why an application would think it can send it without the
> > interval?
> 
> Oh wait, I guess you're right, or this should just be part of patch 1
> instead so we never have the feature without the requirement to have the
> interval given.

Yeah, I could squish this with the previous patch (1/3), but I just
reckoned that patch was getting too big, so I decided to make a separate
one.

If this whole patch series is taken at the same time, I guess there
won't be backwards compatibility problems (except for bisecting,
maybe?).

Anyways, I'll leave it as your choice.  Squishing the patch is easy
enough. ;)

-- 
Cheers,
Luca.

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