Re: [Xen-devel] [PATCH] tools/libxc: Set HVM_PARAM_CONSOLE_EVTCHN during restore

2015-05-05 Thread Ian Campbell
On Thu, 2015-04-23 at 10:02 -0400, Konrad Rzeszutek Wilk wrote: > On Thu, Apr 23, 2015 at 10:24:04AM +0100, Andrew Cooper wrote: > > On 23/04/15 03:49, Boris Ostrovsky wrote: > > > When resuming, the guest needs to check whether the port has changed. HVM > > > guests use this parameter to get the p

Re: [Xen-devel] [PATCH] tools/libxc: Set HVM_PARAM_CONSOLE_EVTCHN during restore

2015-04-23 Thread Wei Liu
On Wed, Apr 22, 2015 at 10:49:18PM -0400, Boris Ostrovsky wrote: > When resuming, the guest needs to check whether the port has changed. HVM > guests use this parameter to get the port number. > > (We can't always use xenstore where this value is also written: for example > on Linux the console is

Re: [Xen-devel] [PATCH] tools/libxc: Set HVM_PARAM_CONSOLE_EVTCHN during restore

2015-04-23 Thread Konrad Rzeszutek Wilk
On Thu, Apr 23, 2015 at 10:24:04AM +0100, Andrew Cooper wrote: > On 23/04/15 03:49, Boris Ostrovsky wrote: > > When resuming, the guest needs to check whether the port has changed. HVM > > guests use this parameter to get the port number. > > > > (We can't always use xenstore where this value is al

Re: [Xen-devel] [PATCH] tools/libxc: Set HVM_PARAM_CONSOLE_EVTCHN during restore

2015-04-23 Thread Andrew Cooper
On 23/04/15 03:49, Boris Ostrovsky wrote: > When resuming, the guest needs to check whether the port has changed. HVM > guests use this parameter to get the port number. > > (We can't always use xenstore where this value is also written: for example > on Linux the console is resumed very early, bef

[Xen-devel] [PATCH] tools/libxc: Set HVM_PARAM_CONSOLE_EVTCHN during restore

2015-04-22 Thread Boris Ostrovsky
When resuming, the guest needs to check whether the port has changed. HVM guests use this parameter to get the port number. (We can't always use xenstore where this value is also written: for example on Linux the console is resumed very early, before the store is up). Signed-off-by: Boris Ostrovs