Messages in this thread | | | Date | Wed, 28 Sep 2005 13:23:14 -0700 | From | David Brownell <> | Subject | Re: [linux-usb-devel] Re: 2.6.13-mm2 |
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> > > > BTW, please have a look at: > > > > http://bugzilla.kernel.org/show_bug.cgi?id=4416#c36 > > > > and > > > > http://bugzilla.kernel.org/show_bug.cgi?id=4416#c37
What's with the bogus dates in those reports ... claiming some of you were testing 2.6.13-rc2-mm2 more than two months ago, mid-July ?????
> > > interesting. i'd say we get interrupt storms from usb which then hurt when > > > yenta has it's handler installed but usb has not. usb/hcd-pci.c frees the > > > irq on suspend...so it may be enough not to do that (survives suspend-to-ram > > > and suspend-to-disk here. yes, restore too :) > > > > > > could you give that a tree w/o any free_irq-patches for yenta and co? > > > > I've tried and it apparently works provided that _none_ of the IRQ-sharing > > devices drops the IRQ on suspend. > > ok. i didn't look too close, but i think ohci-hcd does not fully disable > interrupts in it's suspend callback...needs a closer look. > cc:ing linux-usb-devel...
It's handled in hcd-pci.c ... All PCI based HCDs release their IRQs when they suspend. Including OHCI. Your diagnosis is incorrect.
- Dave
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