Fix interrupt endpoints not working with network/spice USB redirection

on guest with an emulated xhci controller (rhbz#1382331)
This commit is contained in:
Hans de Goede 2016-10-10 10:50:30 +02:00
parent 504e25420b
commit a2729a240b
2 changed files with 36 additions and 1 deletions

View File

@ -0,0 +1,29 @@
diff -up qemu-2.7.0/hw/usb/redirect.c~ qemu-2.7.0/hw/usb/redirect.c
--- qemu-2.7.0/hw/usb/redirect.c~ 2016-09-02 17:34:20.000000000 +0200
+++ qemu-2.7.0/hw/usb/redirect.c 2016-10-10 09:18:35.319562664 +0200
@@ -2036,18 +2036,22 @@ static void usbredir_interrupt_packet(vo
}
if (ep & USB_DIR_IN) {
+ bool q_was_empty;
+
if (dev->endpoint[EP2I(ep)].interrupt_started == 0) {
DPRINTF("received int packet while not started ep %02X\n", ep);
free(data);
return;
}
- if (QTAILQ_EMPTY(&dev->endpoint[EP2I(ep)].bufpq)) {
- usb_wakeup(usb_ep_get(&dev->dev, USB_TOKEN_IN, ep & 0x0f), 0);
- }
+ q_was_empty = QTAILQ_EMPTY(&dev->endpoint[EP2I(ep)].bufpq);
/* bufp_alloc also adds the packet to the ep queue */
bufp_alloc(dev, data, data_len, interrupt_packet->status, ep, data);
+
+ if (q_was_empty) {
+ usb_wakeup(usb_ep_get(&dev->dev, USB_TOKEN_IN, ep & 0x0f), 0);
+ }
} else {
/*
* We report output interrupt packets as completed directly upon

View File

@ -68,7 +68,7 @@
Summary: QEMU is a FAST! processor emulator
Name: qemu
Version: 2.7.0
Release: 2%{?rcrel}%{?dist}
Release: 3%{?rcrel}%{?dist}
Epoch: 2
License: GPLv2+ and LGPLv2+ and BSD
Group: Development/Tools
@ -100,6 +100,8 @@ Source20: kvm.conf
# /etc/sysctl.d/50-kvm-s390x.conf
Source21: 50-kvm-s390x.conf
Patch1: qemu-2.7.0-usb-redirect-wakeup.patch
# documentation deps
BuildRequires: texi2html
BuildRequires: texinfo
@ -1563,6 +1565,10 @@ getent passwd qemu >/dev/null || \
%changelog
* Mon Oct 10 2016 Hans de Goede <hdegoede@redhat.com> - 2:2.7.0-3
- Fix interrupt endpoints not working with network/spice USB redirection
on guest with an emulated xhci controller (rhbz#1382331)
* Tue Sep 20 2016 Michal Toman <mtoman@fedoraproject.org> - 2:2.7.0-2
- Fix build on MIPS