Messages in this thread | | | Date | Fri, 11 Jul 2008 10:16:26 -0400 (EDT) | From | Alan Stern <> | Subject | Re: All 2.6.26-rcX hang immediately after loading ohci_hcd |
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[If nobody minds, after this message I will remove everything except linux-usb from the CC: list.]
On Fri, 11 Jul 2008, Andrey Borzenkov wrote:
> On Sunday 06 July 2008, Alan Stern wrote: > > There doesn't seem to be much choice. > > > > As I recall, the consequences of leaving the old code were that > > sometimes a suspend or a resume wouldn't work as expected. That's > > better than hanging the entire system -- but on the other hand, it > > would affect more people. > > > > Andrey, when you have time I'd like to do some more debugging to find > > out exactly what's going wrong. > > > > Let me know what you need. I am still running rc8 but may update if needed.
That's good; it'll help initially to test a system with the bug present.
To start with, add a printk near the start of ohci_irq() in ohci-hcd.c. Have it display in hex the value of "ints", immediately after the ohci_readl() call.
Alan Stern
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