Re: [Xen-devel] [PATCH v8 2/3] Differentiate IO/mem resources tracked by ioreq server

2015-09-01 Thread Ian Campbell
On Tue, 2015-08-25 at 10:40 +0100, Wei Liu wrote: > On Sun, Aug 23, 2015 at 05:33:17PM +0800, Yu Zhang wrote: > > Currently in ioreq server, guest write-protected ram pages are > > tracked in the same rangeset with device mmio resources. Yet > > unlike device mmio, which can be in big chunks, the

Re: [Xen-devel] [PATCH v8 2/3] Differentiate IO/mem resources tracked by ioreq server

2015-08-31 Thread Jan Beulich
>>> On 23.08.15 at 11:33, wrote: > --- a/xen/arch/x86/hvm/hvm.c > +++ b/xen/arch/x86/hvm/hvm.c > @@ -938,8 +938,9 @@ static int hvm_ioreq_server_alloc_rangesets(struct > hvm_ioreq_server *s, > > rc = asprintf(, "ioreq_server %d %s", s->id, >

Re: [Xen-devel] [PATCH v8 2/3] Differentiate IO/mem resources tracked by ioreq server

2015-08-28 Thread Jan Beulich
On 28.08.15 at 05:11, yu.c.zh...@linux.intel.com wrote: To other maintainers, do you have any question or suggestion? I certainly intend to get to reviewing these patches, but my originally huge backlog hasn't shrunk enough yet. Jan ___ Xen-devel

Re: [Xen-devel] [PATCH v8 2/3] Differentiate IO/mem resources tracked by ioreq server

2015-08-28 Thread Yu, Zhang
On 8/28/2015 4:38 PM, Jan Beulich wrote: On 28.08.15 at 05:11, yu.c.zh...@linux.intel.com wrote: To other maintainers, do you have any question or suggestion? I certainly intend to get to reviewing these patches, but my originally huge backlog hasn't shrunk enough yet. Jan Thanks for

Re: [Xen-devel] [PATCH v8 2/3] Differentiate IO/mem resources tracked by ioreq server

2015-08-27 Thread Yu, Zhang
On 8/25/2015 5:40 PM, Wei Liu wrote: On Sun, Aug 23, 2015 at 05:33:17PM +0800, Yu Zhang wrote: Currently in ioreq server, guest write-protected ram pages are tracked in the same rangeset with device mmio resources. Yet unlike device mmio, which can be in big chunks, the guest write- protected

Re: [Xen-devel] [PATCH v8 2/3] Differentiate IO/mem resources tracked by ioreq server

2015-08-25 Thread Wei Liu
On Sun, Aug 23, 2015 at 05:33:17PM +0800, Yu Zhang wrote: Currently in ioreq server, guest write-protected ram pages are tracked in the same rangeset with device mmio resources. Yet unlike device mmio, which can be in big chunks, the guest write- protected pages may be discrete ranges with 4K

[Xen-devel] [PATCH v8 2/3] Differentiate IO/mem resources tracked by ioreq server

2015-08-23 Thread Yu Zhang
Currently in ioreq server, guest write-protected ram pages are tracked in the same rangeset with device mmio resources. Yet unlike device mmio, which can be in big chunks, the guest write- protected pages may be discrete ranges with 4K bytes each. This patch uses a seperate rangeset for the guest