Re: [Qemu-devel] [PATCH 1/1] serial: Open non-block

2018-06-29 Thread Paolo Bonzini
On 26/02/2018 14:04, Dr. David Alan Gilbert (git) wrote: > From: "Dr. David Alan Gilbert" > > On a real serial device, the open can block if the handshake > lines are in a particular state. If a QEMU is passing the serial > device to the guest, the QEMU startup is blocked opening the device > (w

Re: [Qemu-devel] [PATCH 1/1] serial: Open non-block

2018-02-26 Thread Dr. David Alan Gilbert
* Paolo Bonzini (pbonz...@redhat.com) wrote: > On 26/02/2018 14:04, Dr. David Alan Gilbert (git) wrote: > > From: "Dr. David Alan Gilbert" > > > > On a real serial device, the open can block if the handshake > > lines are in a particular state. If a QEMU is passing the serial > > device to the g

Re: [Qemu-devel] [PATCH 1/1] serial: Open non-block

2018-02-26 Thread Paolo Bonzini
On 26/02/2018 14:04, Dr. David Alan Gilbert (git) wrote: > From: "Dr. David Alan Gilbert" > > On a real serial device, the open can block if the handshake > lines are in a particular state. If a QEMU is passing the serial > device to the guest, the QEMU startup is blocked opening the device > (w

[Qemu-devel] [PATCH 1/1] serial: Open non-block

2018-02-26 Thread Dr. David Alan Gilbert (git)
From: "Dr. David Alan Gilbert" On a real serial device, the open can block if the handshake lines are in a particular state. If a QEMU is passing the serial device to the guest, the QEMU startup is blocked opening the device (with a symptom seen as a timeout from libvirt). Open the serial port