Hi Andiry, Sorry, I have been busy with other things the last couple of weeks. When I get some time, I will try removing all my workaround patches from the driver, and see if I ever see the system freeze issue again. -- Paul > -----Original Message----- > From: Xu, Andiry [mailto:Andiry.Xu@xxxxxxx] > Sent: Tuesday, September 14, 2010 1:31 AM > To: Sander Eikelenboom > Cc: Sarah Sharp; linux-usb@xxxxxxxxxxxxxxx; Paul Zimmerman > Subject: RE: XHCI freezes, most up to date patches / tree ? > > Hi Sander, > > Paul observed freeze issue, but in his last mail, his xHCI controller > has been updated and the symptom is observed much less frequently. And I > haven't seen his update log since then. > > Thanks & Best regards, > Andiry > > > > -----Original Message----- > > From: Sander Eikelenboom [mailto:linux@xxxxxxxxxxxxxx] > > Sent: Tuesday, September 14, 2010 4:01 PM > > To: Xu, Andiry > > Cc: Sarah Sharp; linux-usb@xxxxxxxxxxxxxxx > > Subject: Re: XHCI freezes, most up to date patches / tree ? > > > > Hi Andiry, > > > > Yes, since i was testing on baremetal instead of in a VM, i had to use > > another program to do the videograbbing, it turned out I was trying to > use > > the old v4l1 interface instead of v4l2. > > That should have worked, but resulted in an Oops, using v4l2 (as > intended) > > did work. > > > > During my vacation, I have had the grabber passed through to the VM > (on > > USB2) and it is running for +20 days now (24/7 grabbing), the machine > had > > a lot of disk and network access as well. > > So the setup in essence could work, still having to find out what > exactly > > in passthrough in combination with XHCI makes it freeze completely > without > > any Oops or Trace. > > That's why I was interessted in the thread with Paul Zimmerman, > although i > > didn't see a conclusion. > > > > -- > > Sander > > > > > > Tuesday, September 14, 2010, 9:53:00 AM, you wrote: > > > > > Hi Sander, > > > > > As far as I know, there is no recent update patch for xhci isoc. > > > > > In your last mail you mentioned you also observed em28xx driver on > USB2 > > > issue. Is that fixed? > > > > > Please apply the patch I sent to you last time when you catch the > freeze > > > symptom. > > > > > Thanks & Best regards, > > > Andiry > > > > > > > >> -----Original Message----- > > >> From: Sander Eikelenboom [mailto:linux@xxxxxxxxxxxxxx] > > >> Sent: Monday, September 13, 2010 7:32 PM > > >> To: Xu, Andiry > > >> Cc: Sarah Sharp; linux-usb@xxxxxxxxxxxxxxx > > >> Subject: XHCI freezes, most up to date patches / tree ? > > >> > > >> Hi Andiry, > > >> > > >> After my two week holiday, i would like to resume my quest in > finding > > > my > > >> problem where my USB3 passthrough on Xen seems to freeze my > complete > > >> system. > > >> It seems to be DMA related, although after consulting with the guy > who > > >> works on the pci passthrough / swiotlb on Xen he couldn't find Xen > > > related > > >> problems at first hand. > > >> > > >> Of special interest to me is the thread by "Paul Zimmerman" on the > > > usb- > > >> devel mailing list. Also reporting a freeze. > > >> I didn't see any outcome of that discussion. > > >> > > >> Is there somewhere were i can get the most recent set of patches > for > > >> xhci/isoc, or is linus 2.6.36-rc4 tree up to date ? > > >> > > >> -- > > >> Sander > > >> > > > > > > > > > > > > -- > > Best regards, > > Sander mailto:linux@xxxxxxxxxxxxxx > > > -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
