From mboxrd@z Thu Jan  1 00:00:00 1970
From: Stephen Hemminger <shemminger@vyatta.com>
Subject: Re: [3.1-rc8 REGRESSION] sky2 hangs machine on turning off or
 suspending
Date: Wed, 23 Nov 2011 08:19:38 -0800
Message-ID: <20111123081938.13f44cd7@nehalam.linuxnetplumber.net>
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Cc: Network Development <netdev@vger.kernel.org>,
	"David S. Miller" <davem@davemloft.net>,
	"Rafael J. Wysocki" <rjw@sisk.pl>
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On Wed, 23 Nov 2011 08:43:30 +0100
Rafa=C5=82 Mi=C5=82ecki <zajec5@gmail.com> wrote:

> W dniu 9 listopada 2011 12:46 u=C5=BCytkownik Rafa=C5=82 Mi=C5=82ecki
> <zajec5@gmail.com> napisa=C5=82:
> > I've Sony VAIO FW11S with:
> >
> > 08:00.0 Ethernet controller [0200]: Marvell Technology Group Ltd.
> > 88E8055 PCI-E Gigabit Ethernet Controller [11ab:4363] (rev 13)
> > =C2=A0 =C2=A0 =C2=A0 =C2=A0Subsystem: Sony Corporation Device [104d=
:9035]
> > =C2=A0 =C2=A0 =C2=A0 =C2=A0Flags: bus master, fast devsel, latency =
0, IRQ 47
> > =C2=A0 =C2=A0 =C2=A0 =C2=A0Memory at d0120000 (64-bit, non-prefetch=
able) [size=3D16K]
> > =C2=A0 =C2=A0 =C2=A0 =C2=A0I/O ports at 2000 [size=3D256]
> > =C2=A0 =C2=A0 =C2=A0 =C2=A0Expansion ROM at d0100000 [disabled] [si=
ze=3D128K]
> > =C2=A0 =C2=A0 =C2=A0 =C2=A0Capabilities: [48] Power Management vers=
ion 3
> > =C2=A0 =C2=A0 =C2=A0 =C2=A0Capabilities: [50] Vital Product Data
> > =C2=A0 =C2=A0 =C2=A0 =C2=A0Capabilities: [5c] MSI: Enable+ Count=3D=
1/1 Maskable- 64bit+
> > =C2=A0 =C2=A0 =C2=A0 =C2=A0Capabilities: [e0] Express Legacy Endpoi=
nt, MSI 00
> > =C2=A0 =C2=A0 =C2=A0 =C2=A0Capabilities: [100] Advanced Error Repor=
ting
> > =C2=A0 =C2=A0 =C2=A0 =C2=A0Kernel driver in use: sky2
> >
> > Starting with:
> >
> > 0bdb0bd0139f3b6afa252de1487e3ce82a494db9
> > Author: stephen hemminger <shemminger@vyatta.com>
> > Date: =C2=A0 Fri Sep 23 11:13:40 2011 +0000
> >
> > =C2=A0 =C2=A0sky2: manage irq better on single port card
> >
> > I can not turn off my machine. I see "The system will be halted
> > immediately" on ALT+CTRL+F10 and that's all. Machine doesn't turn o=
ff,
> > I can no use SysRq, fan goes up. On CTRL+ATL+F1 I can see info abou=
t
> > sending KILL signal to all processes.
> >
> > Reverting this single patch fixes the problem.
> >
> > Some dmesg sky2 output:
> > [ =C2=A0 10.001833] sky2: driver version 1.29
> > [ =C2=A0 10.001873] sky2 0000:08:00.0: PCI INT A -> GSI 16 (level, =
low) -> IRQ 16
> > [ =C2=A0 10.001886] sky2 0000:08:00.0: setting latency timer to 64
> > [ =C2=A0 10.001916] sky2 0000:08:00.0: Yukon-2 EC Ultra chip revisi=
on 3
> > [ =C2=A0 10.002022] sky2 0000:08:00.0: irq 47 for MSI/MSI-X
> > [ =C2=A0 10.002515] sky2 0000:08:00.0: eth0: addr 00:1d:ba:19:9e:db
> > [ =C2=A0 58.764733] sky2 0000:08:00.0: eth0: enabling interface
> > [ =C2=A0638.178629] sky2 0000:08:00.0: eth0: Link is up at 100 Mbps=
, full
> > duplex, flow control rx
>=20
> The bug was resolved by:
> sky2: fix hang in napi_disable
>=20
> Stephen, two comments to you:
>=20
> 1) I really hoped to get some info about resolving this issue. You
> could just ping me that something worth testing was posted.
It was a duplicate of other bug report. Sorry you didn't get cc'd
on the bug fixes.

> 2) Update your e-mail address in MAINTAINERS please.
That patch went in just recently.