Messages in this thread | | | Date | Fri, 16 Mar 2007 11:37:39 -0700 | From | "Kok, Auke" <> | Subject | Re: 2.6.21rc suspend to ram regression on Lenovo X60 |
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Pavel Machek wrote: > Hi! > >>> Seeing a couple of MSI changes in there, on a hunch I booted latest tree with >>> pci=nomsi, and it resumed again. >>> >>> Any ideas how to further debug this? >>> I'll try backing out individual changes from that merge tomorrow. >> Thanks. >> >> Of those msi patches you have identified I don't see anything really >> obvious. And you actually marked them as good in your bisect so >> I don't expect it is core problem. >> >> We do have a known e1000 regression, with msi and suspend/resume.
still? I tested this against rc3 and it's mostly just fine. even with msi enabled.
>> So it is possible the nomsi avoided a driver problem. Especially >> as we have a number of driver changes on the on Linus's side of >> that merge. >> >> I also know we have some known issues with pci_save_state and >> pci_restore_state that require them to be paired for correct >> operation. For suspend and resume that is not generally a problem. >> >> I have fixes for the pci_save_state and pci_restore_state in the -mm >> and gregkh tree's. Since they also happen to fix the e1000 driver as >> a side effect they are worth looking at, at least if you have an >> e1000.
hey, please include me on those!
>> I don't have a clue which hardware the x60 has so I don't know which >> drivers it would be using. > > x60 indeed has e1000.
yup.
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