Re: [Qemu-devel] questions about host side of virtio-serial

2014-07-31 Thread Paolo Bonzini
Il 31/07/2014 16:45, Chris Friesen ha scritto: > With qemu 1.4.2 it blocks or returns EAGAIN if the guest tries to write > to the char device, but the behaviour is different if the host tries to > write to the unix socket. See 4 below. 1.4.2 is too old. Even CentOS 6's franken-0.12 would be pref

Re: [Qemu-devel] questions about host side of virtio-serial

2014-07-31 Thread Chris Friesen
On 07/31/2014 03:32 AM, Richard W.M. Jones wrote: On Wed, Jul 30, 2014 at 12:52:41PM -0600, Chris Friesen wrote: In particular, assuming that the host side is using a chardev mapped to a unix socket: 1) Is there any way for the host app to get information about whether or not the guest is rea

Re: [Qemu-devel] questions about host side of virtio-serial

2014-07-31 Thread Richard W.M. Jones
On Wed, Jul 30, 2014 at 12:52:41PM -0600, Chris Friesen wrote: > Hi, > > I'm working on a native user of virtio-serial (ie, not going via the > qemu guest agent). > > The information at "http://www.linux-kvm.org/page/Virtio-serial_API"; > does a good job of describing the guest side of things, bu

[Qemu-devel] questions about host side of virtio-serial

2014-07-30 Thread Chris Friesen
Hi, I'm working on a native user of virtio-serial (ie, not going via the qemu guest agent). The information at "http://www.linux-kvm.org/page/Virtio-serial_API"; does a good job of describing the guest side of things, but has very little information about the host side of things. In partic