Re: [Xen-devel] Question to Xen log level in the case of PT

2015-09-09 Thread Jan Beulich
>>> On 09.09.15 at 08:53, wrote: >> > So can Xen change log level dynamically like Linux? If yes, we might >>> change this level temporarily while passing through IGD. If not, any >>> suggestion? >> >> First of all you could boot without lowering the log level (non-debug >> builds) or raising the

Re: [Xen-devel] Question to Xen log level in the case of PT

2015-09-08 Thread Chen, Tiejun
So can Xen change log level dynamically like Linux? If yes, we might change this level temporarily while passing through IGD. If not, any suggestion? First of all you could boot without lowering the log level (non-debug builds) or raising the log level ("loglvl=warning"; debug builds). But Sor

Re: [Xen-devel] Question to Xen log level in the case of PT

2015-09-08 Thread Jan Beulich
>>> On 08.09.15 at 08:53, wrote: > When I passthrough a device like IGD, I can see so many messages: > > "memory_map:add:" and "memory_map:remove:" > > since we have to add/remove all pages map residing PCI bar. Especially > as a graphic device, oftentimes this range would occupy dozens of

[Xen-devel] Question to Xen log level in the case of PT

2015-09-07 Thread Chen, Tiejun
All guys, Sorry to raise a question to you since I'm not very sure how to deal with this. When I passthrough a device like IGD, I can see so many messages: "memory_map:add:" and "memory_map:remove:" since we have to add/remove all pages map residing PCI bar. Especially as a graphic devi