From patchwork Fri May 25 12:40:25 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gerd Hoffmann X-Patchwork-Id: 161342 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 5F8CEB6F13 for ; Fri, 25 May 2012 23:14:12 +1000 (EST) Received: from localhost ([::1]:60380 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SXtpi-0001ng-2c for incoming@patchwork.ozlabs.org; Fri, 25 May 2012 08:41:30 -0400 Received: from eggs.gnu.org ([208.118.235.92]:42681) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SXtp4-00007W-1V for qemu-devel@nongnu.org; Fri, 25 May 2012 08:40:51 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1SXtot-0001AY-Ac for qemu-devel@nongnu.org; Fri, 25 May 2012 08:40:49 -0400 Received: from mx1.redhat.com ([209.132.183.28]:1025) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SXtot-00019j-27 for qemu-devel@nongnu.org; Fri, 25 May 2012 08:40:39 -0400 Received: from int-mx12.intmail.prod.int.phx2.redhat.com (int-mx12.intmail.prod.int.phx2.redhat.com [10.5.11.25]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id q4PCebje010818 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Fri, 25 May 2012 08:40:37 -0400 Received: from rincewind.home.kraxel.org (ovpn-116-44.ams2.redhat.com [10.36.116.44]) by int-mx12.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id q4PCeaJF003789; Fri, 25 May 2012 08:40:37 -0400 Received: by rincewind.home.kraxel.org (Postfix, from userid 500) id 3867A45754; Fri, 25 May 2012 14:40:35 +0200 (CEST) From: Gerd Hoffmann To: qemu-devel@nongnu.org Date: Fri, 25 May 2012 14:40:25 +0200 Message-Id: <1337949634-5264-11-git-send-email-kraxel@redhat.com> In-Reply-To: <1337949634-5264-1-git-send-email-kraxel@redhat.com> References: <1337949634-5264-1-git-send-email-kraxel@redhat.com> X-Scanned-By: MIMEDefang 2.68 on 10.5.11.25 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 209.132.183.28 Cc: Gerd Hoffmann Subject: [Qemu-devel] [PATCH 09/18] ehci: schedule async bh on async packet completion X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org 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 --- hw/usb/hcd-ehci.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) 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)