Bug 349641 - forcedeth: too many iterations (6) in nv_nic_irq
Summary: forcedeth: too many iterations (6) in nv_nic_irq
Keywords:
Status: CLOSED CURRENTRELEASE
Alias: None
Product: Red Hat Enterprise Linux 5
Classification: Red Hat
Component: kernel
Version: 5.0
Hardware: All
OS: Linux
low
low
Target Milestone: ---
: ---
Assignee: Ivan Vecera
QA Contact: Red Hat Kernel QE team
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2007-10-23 21:36 UTC by Milan Kerslager
Modified: 2009-07-21 18:17 UTC (History)
3 users (show)

Fixed In Version:
Doc Type: Bug Fix
Doc Text:
Clone Of:
Environment:
Last Closed: 2009-07-21 18:17:16 UTC
Target Upstream Version:
Embargoed:


Attachments (Terms of Use)

Description Milan Kerslager 2007-10-23 21:36:34 UTC
I see a lot of "eth0: too many iterations (6) in nv_nic_irq" messages from my
kernel.

I found workaround by placing this line to /etc/modprobe.d/forcedeth:

options forcedeth max_interrupt_work=10

I read messages about fixing this in latest releases of forcedeth driver. See
http://lkml.org/lkml/2007/10/6/44 and more. Shouldn't it be fixed in RHEL5?

Comment 1 John Hawkes 2007-11-15 16:51:47 UTC
Jeff Garzik, a Community maintainer, has a large patchset which includes a
simple removal of this printk().

Comment 2 Milan Kerslager 2007-11-18 11:53:11 UTC
'Simple removal' is depended on the whole driver update (see the post above).
In the old/current code this make a sence IMHO so the driver should be updated
in RHEL kernel.

Comment 3 Linda Wang 2009-07-01 14:20:55 UTC
forceth driver has been updated to v0.62 per kernel changelog:
* Fri Apr 24 2009 Don Zickus  [2.6.18-141.el5]
...
- [net] forcedeth: update to upstream version 0.62 (Ivan Vecera ) [479740]

but the printk is still in the driver, just not sure how frequent 
it is been printed.

Please give the latest kernel a try. thanks.

Comment 4 Milan Kerslager 2009-07-08 11:18:13 UTC
I'm using it on fully up-to-date machine. At this time I have no option for this driver is used and no kernel message from kernel about similar problem in the logs.

However the NIC (RTL8110s onboard on ASUS M2N-E motherboard) sometimes lost the link and the machine must be power cycled to work again.

Comment 5 Ivan Vecera 2009-07-21 15:06:01 UTC
So this issue could be closed... right?

Btw. for the RTL8110s issue please open another bug report.

Comment 6 Milan Kerslager 2009-07-21 17:04:33 UTC
Yes. The bug could be closed.


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