From: Gerd Hoffmann <kraxel@redhat.com>
Date: Fri, 11 May 2012 09:31:56 +0000 (+0200)
Subject: ehci: schedule async bh on async packet completion
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=ae710b99050a347cc7ef93e1873bf08c9a97b6be;p=qemu.git

ehci: schedule async bh on async packet completion

When a packet completes which happens to be part of the async schedule
kick the async bottom half for processing,

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---

diff --git a/hw/usb/hcd-ehci.c b/hw/usb/hcd-ehci.c
index 16627d35c0..8b2dfeda56 100644
--- a/hw/usb/hcd-ehci.c
+++ b/hw/usb/hcd-ehci.c
@@ -1327,6 +1327,10 @@ static void ehci_async_complete_packet(USBPort *port, USBPacket *packet)
     assert(p->async == EHCI_ASYNC_INFLIGHT);
     p->async = EHCI_ASYNC_FINISHED;
     p->usb_status = packet->result;
+
+    if (p->queue->async) {
+        qemu_bh_schedule(p->queue->ehci->async_bh);
+    }
 }
 
 static void ehci_execute_complete(EHCIQueue *q)