Re: [Xen-devel] Question about MMU update on HVM guest

2016-05-18 Thread George Dunlap
On Fri, May 13, 2016 at 12:11 AM, AnhNN wrote: > Hi, > > I have some questions about MMU update operation. > I add some logging in function do_mmu_update (in file /xen/arch/x86/mm.c), > and start Windows 7 32 bit HVM guest. > After guest started, I look at log and see that MMU update has been call

[Xen-devel] Question about MMU update on HVM guest

2016-05-12 Thread AnhNN
Hi, I have some questions about MMU update operation. I add some logging in function *do_mmu_update* (in file /xen/arch/x86/mm.c), and start Windows 7 32 bit HVM guest. After guest started, I look at log and see that MMU update has been called with every page of guest, with *pt_ower = 0* and *pg_o