Re: [Qemu-devel] qemu-ga behavior on virtio-serial unplug

2013-08-13 Thread Amit Shah
Hi, (Sorry for the late reply!) On (Thu) 20 Jun 2013 [10:20:01], mdroth wrote: On Thu, Jun 20, 2013 at 10:12:30AM -0500, mdroth wrote: On Wed, Jun 19, 2013 at 01:17:57PM +0200, Laszlo Ersek wrote: Hello Michael, this is with reference to

Re: [Qemu-devel] qemu-ga behavior on virtio-serial unplug

2013-06-20 Thread Amit Shah
On (Wed) 19 Jun 2013 [13:17:57], Laszlo Ersek wrote: Hello Michael, this is with reference to https://bugzilla.redhat.com/show_bug.cgi?id=907733. Ever since the initial qemu-ga commit AFAICS an exception for virtio-serial has existed, when reading EOF from the channel. For isa-serial,

Re: [Qemu-devel] qemu-ga behavior on virtio-serial unplug

2013-06-20 Thread mdroth
On Wed, Jun 19, 2013 at 01:17:57PM +0200, Laszlo Ersek wrote: Hello Michael, this is with reference to https://bugzilla.redhat.com/show_bug.cgi?id=907733. Ever since the initial qemu-ga commit AFAICS an exception for virtio-serial has existed, when reading EOF from the channel. For

Re: [Qemu-devel] qemu-ga behavior on virtio-serial unplug

2013-06-20 Thread mdroth
On Thu, Jun 20, 2013 at 10:12:30AM -0500, mdroth wrote: On Wed, Jun 19, 2013 at 01:17:57PM +0200, Laszlo Ersek wrote: Hello Michael, this is with reference to https://bugzilla.redhat.com/show_bug.cgi?id=907733. Ever since the initial qemu-ga commit AFAICS an exception for

Re: [Qemu-devel] qemu-ga behavior on virtio-serial unplug

2013-06-20 Thread Laszlo Ersek
On 06/20/13 15:31, Amit Shah wrote: On (Wed) 19 Jun 2013 [13:17:57], Laszlo Ersek wrote: In any case we'd need a way to tell host side close from port unplug. Will POLLHUP|POLLERR help, along with error returns on read() and write()? I think so: - read() == 0 -- host side disconnected, -

[Qemu-devel] qemu-ga behavior on virtio-serial unplug

2013-06-19 Thread Laszlo Ersek
Hello Michael, this is with reference to https://bugzilla.redhat.com/show_bug.cgi?id=907733. Ever since the initial qemu-ga commit AFAICS an exception for virtio-serial has existed, when reading EOF from the channel. For isa-serial, EOF results in the client connection being closed. I assume