* alt1c: ethernet driver bug
@ 2009-10-06 23:10 Stephen Hemminger
2009-10-09 3:37 ` Jie Yang
0 siblings, 1 reply; 2+ messages in thread
From: Stephen Hemminger @ 2009-10-06 23:10 UTC (permalink / raw)
To: Jie Yang; +Cc: netdev
> http://bugzilla.kernel.org/show_bug.cgi?id=14336
>
> Summary: [Pardus] Soft Lockup Problem with Attansic Ethernet
> Card
> Product: Networking
> Version: 2.5
> Kernel Version: 2.6.30.8
> Platform: All
> OS/Version: Linux
> Tree: Mainline
> Status: NEW
> Severity: high
> Priority: P1
> Component: IPV4
> AssignedTo: shemminger@linux-foundation.org
> ReportedBy: badibere@gmail.com
> Regression: No
>
>
> I have soft lockup problem with attansic ethernet card while activating eth0
> interface.
>
> My ethernet card is 09:00.0 Ethernet controller: Attansic Technology Corp.
> Device 1063 (rev c0)
>
> If I try to activate eth0 interface while network cable is pluged in, then
> everything freezes.
>
> If I try to activate eth0 interface while network cable isn't pluged in, then
> no problem. But, if i plug in, again freezes.
>
> My /var/log/syslog is in attachment.
>
this is what was in the bug attachment
Oct 7 00:53:33 baDibere kernel: [ 16.162099] atl1c 0000:09:00.0: enabling device (0000 -> 0002)
Oct 7 00:53:33 baDibere kernel: [ 16.162117] atl1c 0000:09:00.0: PCI INT A -> GSI 17 (level, low) -> IRQ 17
Oct 7 00:53:33 baDibere kernel: [ 16.162141] atl1c 0000:09:00.0: setting latency timer to 64
Oct 7 00:53:33 baDibere kernel: [ 16.162247] atl1c 0000:09:00.0: PME# disabled
Oct 7 00:53:33 baDibere kernel: [ 16.162266] atl1c 0000:09:00.0: PME# disabled
Oct 7 00:53:33 baDibere kernel: [ 16.230835] atl1c 0000:09:00.0: version 1.0.0.1-NAPI
Oct 7 00:55:57 baDibere kernel: [ 169.943463] atl1c 0000:09:00.0: Unable to allocate MSI interrupt Error: -22
Oct 7 00:55:57 baDibere kernel: [ 169.943576] atl1c 0000:09:00.0: atl1c: eth0 NIC Link is Up<100 Mbps Full Duplex>
^ permalink raw reply [flat|nested] 2+ messages in thread
* RE: alt1c: ethernet driver bug
2009-10-06 23:10 alt1c: ethernet driver bug Stephen Hemminger
@ 2009-10-09 3:37 ` Jie Yang
0 siblings, 0 replies; 2+ messages in thread
From: Jie Yang @ 2009-10-09 3:37 UTC (permalink / raw)
To: Stephen Hemminger; +Cc: netdev@vger.kernel.org
Stephen Hemminger <shemminger@vyatta.com> wrote:
> Sent: Wednesday, October 07, 2009 7:11 AM
> To: Jie Yang
> Cc: netdev@vger.kernel.org
> Subject: alt1c: ethernet driver bug
>
> > http://bugzilla.kernel.org/show_bug.cgi?id=14336
> >
> > Summary: [Pardus] Soft Lockup Problem with
> Attansic Ethernet
> > Card
> > Product: Networking
> > Version: 2.5
> > Kernel Version: 2.6.30.8
> > Platform: All
> > OS/Version: Linux
> > Tree: Mainline
> > Status: NEW
> > Severity: high
> > Priority: P1
> > Component: IPV4
> > AssignedTo: shemminger@linux-foundation.org
> > ReportedBy: badibere@gmail.com
> > Regression: No
> >
> >
> > I have soft lockup problem with attansic ethernet card while
> > activating eth0 interface.
> >
> > My ethernet card is 09:00.0 Ethernet controller: Attansic
> Technology Corp.
> > Device 1063 (rev c0)
> >
> > If I try to activate eth0 interface while network cable is
> pluged in,
> > then everything freezes.
> >
> > If I try to activate eth0 interface while network cable
> isn't pluged
> > in, then no problem. But, if i plug in, again freezes.
> >
> > My /var/log/syslog is in attachment.
> >
>
> this is what was in the bug attachment
>
> Oct 7 00:53:33 baDibere kernel: [ 16.162099] atl1c
> 0000:09:00.0: enabling device (0000 -> 0002)
> Oct 7 00:53:33 baDibere kernel: [ 16.162117] atl1c
> 0000:09:00.0: PCI INT A -> GSI 17 (level, low) -> IRQ 17
> Oct 7 00:53:33 baDibere kernel: [ 16.162141] atl1c
> 0000:09:00.0: setting latency timer to 64
> Oct 7 00:53:33 baDibere kernel: [ 16.162247] atl1c
> 0000:09:00.0: PME# disabled
> Oct 7 00:53:33 baDibere kernel: [ 16.162266] atl1c
> 0000:09:00.0: PME# disabled
> Oct 7 00:53:33 baDibere kernel: [ 16.230835] atl1c
> 0000:09:00.0: version 1.0.0.1-NAPI
> Oct 7 00:55:57 baDibere kernel: [ 169.943463] atl1c
> 0000:09:00.0: Unable to allocate MSI interrupt Error: -22 Oct
> 7 00:55:57 baDibere kernel: [ 169.943576] atl1c
> 0000:09:00.0: atl1c: eth0 NIC Link is Up<100 Mbps Full Duplex>
>
when "pci_enable_msi" failed, I will also request_irq, so it should not be a problem.
the message "NIC Link is Up<100 Mbps Full Duplex>" demonstrate the atl1c interrupt has worked.
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