Date: Fri, 01 Nov 2013 22:35:17 +0200 From: clutton <clutton@zoho.com> To: freebsd-wireless@freebsd.org Subject: Re: service netif restart [iface] runs a wpa_supplicant twice Message-ID: <1383338117.13657.53.camel@eva02.mbsd> In-Reply-To: <CAJ-VmomTsNH=%2BE_HXrSBfq-FLfw_5FqejW2NkH%2BLTKVFMSda4A@mail.gmail.com> References: <1382572583.1862.39.camel@eva02.mbsd> <CAJ-VmonD%2B0rEAYm0Zk5HviciJEngTQ2j5xcKPzuNXBH8CWNA7g@mail.gmail.com> <1382589020.1846.36.camel@eva02.mbsd> <CAJ-Vmok=-bWq-eohdJt%2BwcTrJ43cak_sQu_hxO%2Bzt7HauGgg5g@mail.gmail.com> <1383331203.12614.1.camel@eva02.mbsd> <CAAgh0_aq7Mw-4JA6sEa2MoaqjivSNTKkRnfJwuct%2B=v-o4U2kg@mail.gmail.com> <CAJ-VmonRPHaYAKTm8V5Rj2Uc_ONqbTu2wxZrTM%2Buwpkc7RpLTg@mail.gmail.com> <1383336004.13657.18.camel@eva02.mbsd> <CAJ-VmomTsNH=%2BE_HXrSBfq-FLfw_5FqejW2NkH%2BLTKVFMSda4A@mail.gmail.com>
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On Fri, 2013-11-01 at 13:02 -0700, Adrian Chadd wrote:
> What's running the other copy?
>=20
>=20
>=20
> Adrian
>=20
> On Nov 1, 2013 4:00 PM, "clutton" <clutton@zoho.com> wrote:
> On Fri, 2013-11-01 at 12:33 -0700, Adrian Chadd wrote:
> > On 1 November 2013 12:16, Bernhard Schmidt
> <bschmidt@techwires.net> wrote:
> >
> > > That actually is a design question I once wrapped my head
> around
> > > unsuccessfully. The lines above are responsible for
> configuring wlan0
> > > if it is created, eg.
> > > ifconfig wlan0 destroy
> > > ifconfig wlan0 create wlandev ath0
> > > will invoke above code which will then invoke
> pccard_ether. Changing
> > > the code as you intent to will prevent this.
> > >
> > > Someone should step up an decide what is supposed to
> happen, should
> > > wlan0 in that case be configured as stated in rc.conf, or
> not?
> > >
> > > The actual issue though, is in wpa_supplicant itself. It
> has code to
> > > prevent it being started twice, but that doesn't kick in
> because the
> > > instances are started to fast and we loose (have not yet
> setup enough)
> > > information in our net code.
> >
> > Uhm, I'm confused by this. Would you mind explaining it in a
> bit more detail?
> >
> >
> > -a
> =20
> The devd runs a pccard_ether script when the IFNET interface
> appears.
> In some rare cases you can see two copies of the
> wpa_sopplicant.
devd:
notify 0 {
match "system" "IFNET";
match "subsystem" "!usbus[0-9]+";
match "type" "ATTACH";
action "/etc/pccard_ether $subsystem start";
};
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