Re: [Xen-devel] [PATCH 3/3] x86/nvmx: update exit bitmap on vmexit

2020-03-24 Thread Roger Pau Monné
On Tue, Mar 24, 2020 at 10:16:52AM +, Tian, Kevin wrote: > > From: Roger Pau Monné > > Sent: Tuesday, March 24, 2020 5:59 PM > > > > On Tue, Mar 24, 2020 at 06:22:43AM +, Tian, Kevin wrote: > > > > From: Roger Pau Monne > > > > Sent: Saturday, March 21, 2020 3:08 AM > > > > > > > >

Re: [Xen-devel] [PATCH 3/3] x86/nvmx: update exit bitmap on vmexit

2020-03-24 Thread Tian, Kevin
> From: Roger Pau Monné > Sent: Tuesday, March 24, 2020 5:59 PM > > On Tue, Mar 24, 2020 at 06:22:43AM +, Tian, Kevin wrote: > > > From: Roger Pau Monne > > > Sent: Saturday, March 21, 2020 3:08 AM > > > > > > Current code in nvmx_update_apicv set the guest interrupt status field > > > but

Re: [Xen-devel] [PATCH 3/3] x86/nvmx: update exit bitmap on vmexit

2020-03-24 Thread Roger Pau Monné
On Tue, Mar 24, 2020 at 06:22:43AM +, Tian, Kevin wrote: > > From: Roger Pau Monne > > Sent: Saturday, March 21, 2020 3:08 AM > > > > Current code in nvmx_update_apicv set the guest interrupt status field > > but doesn't update the exit bitmap, which can cause issues of lost > > interrupts

Re: [Xen-devel] [PATCH 3/3] x86/nvmx: update exit bitmap on vmexit

2020-03-24 Thread Tian, Kevin
> From: Roger Pau Monne > Sent: Saturday, March 21, 2020 3:08 AM > > Current code in nvmx_update_apicv set the guest interrupt status field > but doesn't update the exit bitmap, which can cause issues of lost > interrupts on the L1 hypervisor if vmx_intr_assist gets > short-circuited by