Messages in this thread | | | From | Oliver Neukum <> | Subject | Re: [REGRESSION] "USB: use kfifo to buffer usb-generic serial writes" causes gobi_loader to hang | Date | Thu, 28 Jan 2010 19:40:12 +0100 |
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Am Donnerstag, 28. Januar 2010 18:45:46 schrieb Greg KH: > On Tue, Jan 19, 2010 at 02:20:29PM +0100, Oliver Neukum wrote: > > Am Montag, 18. Januar 2010 21:14:16 schrieb Matthew Garrett: > > > > > drivers/usb/serial/generic.c: usb_serial_generic_write - port 0, 1565 > > > bytes > > > drivers/usb/serial/generic.c: usb_serial_generic_write - put 0 bytes > > > into fifo > > > drivers/usb/serial/generic.c: usb_serial_generic_read_bulk_callback - > > > port 0 > > > > If the FIFO is full we can do nothing. Please try the attached patch. > > Did we ever determine if the patch below is needed or not?
No. Further discussion cast serious doubt on it, but we have no experimental evidence I am aware of.
Regards Oliver
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