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[09/18] ehci: schedule async bh on async packet completion

Message ID 1337949634-5264-11-git-send-email-kraxel@redhat.com
State New
Headers show

Commit Message

Gerd Hoffmann May 25, 2012, 12:40 p.m. UTC 
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>
---
 hw/usb/hcd-ehci.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
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Patch

diff --git a/hw/usb/hcd-ehci.c b/hw/usb/hcd-ehci.c
index 16627d3..8b2dfed 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)