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Date:      Tue, 19 Jan 2010 14:35:56 -0500
From:      Alex <alex323@gmail.com>
To:        Ian Smith <smithi@nimnet.asn.au>
Cc:        Paul B Mahol <onemda@gmail.com>, freebsd-mobile@freebsd.org
Subject:   Re: Wireless problems on 8.0-RELEASE
Message-ID:  <750109471001191135yf2204cbma744e27e90af6866@mail.gmail.com>
In-Reply-To: <20100120002008.K41296@sola.nimnet.asn.au>
References:  <20100106103504.51cc1428@gmail.com> <3a142e751001171900l1b341b78o409734bc744f30a8@mail.gmail.com> <20100118090840.52be92e3@gmail.com> <3a142e751001180823i2e891017u4cb0111a1a8ee6be@mail.gmail.com> <20100118114000.15dcd17c@gmail.com> <3a142e751001181334t4e48a21bk499df4b4edccd73e@mail.gmail.com> <20100118205326.54143464@gmail.com> <3a142e751001190417gff6c3a9l8458894cc73898f1@mail.gmail.com> <20100119075444.5ab3acc5@gmail.com> <20100120002008.K41296@sola.nimnet.asn.au>

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On Tue, Jan 19, 2010 at 08:34, Ian Smith <smithi@nimnet.asn.au> wrote:
> On Tue, 19 Jan 2010, Alex wrote:
> =A0> On Tue, 19 Jan 2010 12:17:49 +0000
> =A0> Paul B Mahol <onemda@gmail.com> wrote:
> =A0>
> =A0> > On 1/19/10, Alex <alex323@gmail.com> wrote:
> =A0> > > On Mon, 18 Jan 2010 21:34:27 +0000
> =A0> > > Paul B Mahol <onemda@gmail.com> wrote:
> =A0> > >
> =A0> > >> On 1/18/10, Alex <alex323@gmail.com> wrote:
> =A0> > >> > On Mon, 18 Jan 2010 16:23:56 +0000
> =A0> > >> > Paul B Mahol <onemda@gmail.com> wrote:
> =A0> > >> >
> =A0> > >> >> On 1/18/10, Alex <alex323@gmail.com> wrote:
> =A0> > >> >> > The module is loaded at boot time in loader.conf, but I th=
ink
> =A0> > >> >> > this is the message you were looking for:
> =A0> > >> >> >
> =A0> > >> >> > ntoskrnl dummy called...
> =A0> > >> >>
> =A0> > >> >> I was looking for:
> =A0> > >> >>
> =A0> > >> >> no match for IoWMIQueryAllData
> =A0> > >> >> no match for IoWMIOpenBlock
> =A0> > >> >>
> =A0> > >> >> Does message appears only when uploading
> =A0> > >> >> or just always, after boot is completed
> =A0> > >> >> but before interface is turned up (via ifconfig)
> =A0> > >> >>
> =A0> > >> >
> =A0> > >> > I've never seen those messages in the dmesg output. Strangely=
,
> =A0> > >> > the only method by which I can successfully upload large file=
s
> =A0> > >> > is scp.
> =A0> > >>
> =A0> > >> Here is my test results (another driver/card combination):
> =A0> > >> With opera and gmail, upload "stuck" at ~32kb but rtorrent and =
sftp
> =A0> > >> uploads just fine. Upload of 1.3M file in opera stuck at few kb=
 but
> =A0> > >> it was complete after
> =A0> > >> few seconds.
> =A0> > >>
> =A0> > >> >> You said that 7.2 doesnt have this problem,
> =A0> > >> >> are you using same SYS and INF files with 8.0 ?
> =A0> > >> >>
> =A0> > >> >
> =A0> > >> > No, because Lenovo released updates for the driver. Both the
> =A0> > >> > older version of the driver (the one I used on 7.2) and the
> =A0> > >> > newest version of the driver produce the same problems on 8.0=
.
> =A0> > >> > If you want, I can upload the older version of the driver too=
.
> =A0> > >>
> =A0> > >> Try to remove line with OID_GEN_CURRENT_LOOKAHEAD
> =A0> > >> in /sys/dev/if_ndis.c, rebuild and reinstall if_ndis module and=
 see
> =A0> > >> if that helps.
> =A0> > >>
> =A0> > >
> =A0> > > /sys/dev/if_ndis.c does not exist,
> =A0> > > however /sys/dev/if_ndis/if_ndis.c does exist. I have commented =
out
> =A0> > > the line and executed:
> =A0> > >
> =A0> > > make buildkernel
> =A0> > > make installkernel
> =A0> > >
> =A0> > > but it did not seem to fix the problem (I don't use modules -- I
> =A0> > > only compile in what I need).
> =A0> > >
> =A0> > >> Why are you have tso disabled, does it works with tso enabled?
> =A0> > >> Are there any other custom sysctl options?
> =A0> > >>
> =A0> > >
> =A0> > > If I recall correctly, someone on IRC recommended I try disablin=
g
> =A0> > > that. Changing this setting had no effect -- the problem existed
> =A0> > > either way. It is enabled now. No other sysctl options are in
> =A0> > > effect.
> =A0> > >
> =A0> > >> What is signal strength of the AP? And current link speed? (thi=
s
> =A0> > >> one is available only on CURRENT and from my git repo code)
> =A0> > >
> =A0> > > SSID/MESH ID =A0 =A0BSSID =A0 =A0 =A0 =A0 =A0 =A0 =A0CHAN RATE =
=A0 S:N =A0 =A0 INT CAPS
> =A0> > > skynet =A0 =A0 =A0 =A0 =A000:28:10:00:28:10 =A0 =A06 =A0 54M -71=
:-96 =A0100 EP
> =A0> > >
> =A0> > > media: IEEE 802.11 Wireless Ethernet OFDM/36Mbps mode 11g
> =A0> > That one is just after association, code from CURRENT have fixed t=
his.
> =A0> >
> =A0> > Does lowering mtu of wlan0 interface to 1400 helps?
> =A0> >
> =A0> > Speaking about "ntoskrnl dummy called..."
> =A0> >
> =A0> > Try to change return value of IoWMIRegistrationControl, in
> =A0> > /sys/compat/ndis/subr_ntoskrnl.c , from STATUS_SUCCESS to
> =A0> > STATUS_NOT_IMPLEMENTED and recompile/reinstall kernel.
> =A0> >
> =A0>
> =A0> I have changed the return value, but the ntoskrnl messages are still
> =A0> being displayed at a rate of about one per second.
> =A0>
> =A0> I have changed the MTU and am now able to log in to gmail, however w=
hen
> =A0> I do the following message appears:
> =A0>
> =A0> "Some Gmail features have failed to load due to an Internet
> =A0> connectivity problem."
> =A0>
> =A0> Moreover, the user interface is unresponsive.
>
> Are you sure that your firewall is not blocking ICMP traffic,
> specifically icmptype 3, so preventing path MTU discovery?
>

I do not have a firewall enabled.

--
Alex



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