Messages in this thread | | | Subject | Re: regression caused by: genirq: do not leave interupts enabled on free_irq | From | "Eric W. Biederman" <> | Date | Fri, 11 Apr 2008 00:30:30 -0700 |
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On Fri, 2008-04-11 at 00:17 -0700, Yinghai Lu wrote: > On Fri, Apr 11, 2008 at 12:14 AM, Yinghai Lu <yhlu.kernel@gmail.com> wrote: > > On Fri, Apr 11, 2008 at 12:01 AM, Thomas Gleixner <tglx@linutronix.de> wrote: > > > On Thu, 10 Apr 2008, Yinghai Lu wrote: > > > > last week found: > > > > after latest kernel kexec RHEL 5.1 or other stack kernel, the nvidia > > > > forcedeth doesn't work anymore. > > > > > > > > I stared at forcedeth.c two days. and revert every patches about that > > > > doesn't help. > > > > > > So forcedeth does not come up again, when you kexec from linus.git > > > into an older distro kernel. Or is it the other way round ? > > RHEL 5.1 kexec RHEL 5.1 : works > > RHEL 5.1 kexec linus kernel: works > > linus (after -rc2) kexec linus tree: works: > > linus (after -rc2) kexec RHEL 5.1 : forcedeth will not come up > > linus ( before -rc2 include rc2) kexec RHEL 5.1 works > > > the forcedeth can not get IP address...
Sounds like you are not getting any interrupts when you receive a packet. (i.e. The interrupt line is staying disabled).
Is MSI an option here? I'm wondering if we disable the MSI and something is not enabling it.
Eric
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