Re: [RFC v4 PATCH 33/49] multi-process: perform device reset in the remote process

[Jag Raman]

On 11/11/2019 11:19 AM, Stefan Hajnoczi wrote:

On Thu, Oct 24, 2019 at 05:09:14AM -0400, Jagannathan Raman wrote:

+void proxy_device_reset(DeviceState *dev)
+{
+    PCIProxyDev *pdev = PCI_PROXY_DEV(dev);
+    MPQemuMsg msg;
+
+    memset(&msg, 0, sizeof(MPQemuMsg));
+
+    msg.bytestream = 0;
+    msg.size = sizeof(msg.data1);
+    msg.cmd = DEVICE_RESET;
+
+    mpqemu_msg_send(pdev->mpqemu_link, &msg, pdev->mpqemu_link->com);
+}

Device reset must wait for the remote process to finish reset, otherwise
the remote device could still be running after proxy_device_reset()
returns from sending the message.

Thanks for feedback. We will wait for the reset to complete.

--
Jag

Stefan