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From: Marcelo Tosatti <mtosatti@redhat.com>
To: kvm@vger.kernel.org, qemu-devel@nongnu.org
Cc: avi@redhat.com, anthony@codemonkey.ws, amit.shah@redhat.com,
	Marcelo Tosatti <mtosatti@redhat.com>
Subject: [patch 2/2] virtio-serial-bus: wake up iothread upon guest read notification
Date: Thu, 11 Mar 2010 23:45:51 -0300	[thread overview]
Message-ID: <20100312024808.300129379@redhat.com> (raw)
In-Reply-To: 20100312024549.787893344@redhat.com

[-- Attachment #1: virtio-serial-wake --]
[-- Type: text/plain, Size: 541 bytes --]

Wake up iothread when buffers are consumed.

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>

Index: qemu-ioworker/hw/virtio-serial-bus.c
===================================================================
--- qemu-ioworker.orig/hw/virtio-serial-bus.c
+++ qemu-ioworker/hw/virtio-serial-bus.c
@@ -331,6 +331,7 @@ static void handle_output(VirtIODevice *
 
 static void handle_input(VirtIODevice *vdev, VirtQueue *vq)
 {
+    qemu_notify_event(main_io_worker);
 }
 
 static uint32_t get_features(VirtIODevice *vdev, uint32_t features)



  parent reply	other threads:[~2010-03-12  2:50 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-02-22 13:59 [patch uq/master 0/2] wake iothread on virtio kick / flush_coalesced_mmio smp_wmb Marcelo Tosatti
2010-02-22 13:59 ` [patch uq/master 1/2] virtio-pci: wake up iothread on VIRTIO_PCI_QUEUE_NOTIFY Marcelo Tosatti
2010-02-22 14:20   ` Avi Kivity
2010-02-22 14:29     ` Marcelo Tosatti
2010-02-22 14:51       ` Avi Kivity
2010-02-22 15:16         ` Marcelo Tosatti
2010-02-22 15:29           ` Anthony Liguori
2010-02-22 15:32             ` Avi Kivity
2010-02-22 15:42               ` Anthony Liguori
2010-02-22 15:55                 ` [Qemu-devel] " Avi Kivity
2010-03-12  2:45                 ` [patch 0/2] introduce QEMUIOWorker and wake up iothread on virtio-serial-bus notification Marcelo Tosatti
2010-03-12  2:45                   ` [patch 1/2] Pass QEMUIOWorker to qemu_notify_event Marcelo Tosatti
2010-03-22 21:16                     ` [Qemu-devel] " Anthony Liguori
2010-03-12  2:45                   ` Marcelo Tosatti [this message]
2010-03-12  5:53                     ` [patch 2/2] virtio-serial-bus: wake up iothread upon guest read notification Amit Shah
2010-02-22 13:59 ` [patch uq/master 2/2] kvm-all.c: define smp_wmb and use it for coalesced mmio Marcelo Tosatti
2010-02-22 14:23   ` Avi Kivity
2010-02-22 14:45     ` Marcelo Tosatti
2010-02-22 14:57       ` Avi Kivity
2010-02-22 14:57         ` Michael S. Tsirkin
2010-02-22 15:08           ` Avi Kivity
2010-02-22 15:08             ` Michael S. Tsirkin
2010-02-22 15:28               ` Avi Kivity
2010-02-22 14:44   ` Michael S. Tsirkin
2010-02-22 16:57   ` Marcelo Tosatti
2010-02-22 17:04     ` Avi Kivity

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