On Monday 21 May 2007 12:45:39 am Li-Lun "Leland" Wang wrote: > On 5/20/07, Pyun YongHyeon <pyunyh_at_gmail.com> wrote: > > On Sun, May 20, 2007 at 09:39:54PM -0500, Li-Lun Leland Wang wrote: > > > On 5/20/07, Pyun YongHyeon <pyunyh_at_gmail.com> wrote: > > > >On Mon, May 21, 2007 at 01:41:24AM +0800, Li-Lun Wang (Leland Wang) wrote: > > > > > I just installed 7.0-current as of May 3 on my new computer that comes > > > > > with an on-board Marvell Yukon Gigabit Ethernet. Every now and then > > > > > if the network throughput comes near several hundred kbytes, I get the > > > > > msk0 watchdog timeout messages: > > > > > > > > > > kernel: msk0: watchdog timeout > > > > > msk0: watchdog timeout (missed Tx interrupts) -- recovering > > > > > > > > > > Although it says recovering, the interface never comes back alive. > > > > > > > >The above message indicates the driver sent all pending transmission > > > >requests but the driver didn't receive corresponding Tx completion > > > >interrupts. Not recovering from the watchdog timeout means there are > > > >another issues on the driver. However as disabling MSI fixed the > > > >issue, I guess it's not fault of msk(4) and it comes from bad/broken > > > >MSI implementation of your system. I guess it's time to add your > > > >chipset to a PCI quirk table in order to blacklist it. > > > > > > I do reckon that MSI doesn't work on earlier Intel chipsets. Mine is > > > P965 (on a gigabyte GA-965P-DS3 rev 1.3), which I suppose is recent > > > enough to support MSI, isn't it? Or could there be other problems > > > > Using latest chipsets does not necessarily guarantee working MSI. > > I see. I think we should maybe add P965 to the PCI quirk list for > broken MSI, then? Possibly. > > > possible? > > > > > > > Yes. But I couldn't find possible issue on msk(4) yet. > > Maybe I was not clear enough. Could there be something else that > causes MSI to not working correctly other than the chipset? I was > just wondering why I didn't see too many broken MSI reports if most > Intel chipsets are broken. If it's not the driver it would be the chipset. We already don't use MSI on systems that don't support either PCI-X or PCI-express, so that implicitly blacklists most older Intel chipsets. Do you have any other devices in your system that support MSI? pciconf -lc output would be useful to look at. -- John BaldwinReceived on Fri Jul 13 2007 - 10:49:19 UTC
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