Re: [Qemu-devel] [PATCH] xhci: fix event queue IRQ handling

2017-02-09 Thread Gerd Hoffmann
On Fr, 2017-02-10 at 01:17 +0100, Martin Cerveny wrote: > Hello. > > Ok. Not more bugs. The problem was in qemu-xen-4.8 missing "usb-redir: > allocate buffers before waking up the host adapter" Ah cool. Thanks for the notice. cheers, Gerd

Re: [Qemu-devel] [PATCH] xhci: fix event queue IRQ handling

2017-02-09 Thread Martin Cerveny
Hello. Ok. Not more bugs. The problem was in qemu-xen-4.8 missing "usb-redir: allocate buffers before waking up the host adapter" Martin On Fri, 3 Feb 2017, Martin Cerveny wrote: Hello. Thanks for patch. I tested it. Good news, does not assert() :-) Bad news, not all works as expected (tra

Re: [Qemu-devel] [PATCH] xhci: fix event queue IRQ handling

2017-02-03 Thread Laszlo Ersek
trivial comments: On 02/03/17 07:51, Gerd Hoffmann wrote: > The qemu xhci emulation doesn't handle the ERDP_EHB flag correctly. > > When the host adapter queues a new event the ERDP_EHB flag is set. The > flag is cleared (via w1c) by the guest when it updates the ERDP (event > ring dequeue point