Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

>>> On 25.01.16 at 06:26, wrote: > >> -Original Message- >> From: Dario Faggioli [mailto:dario.faggi...@citrix.com] >> Sent: Wednesday, January 20, 2016 9:31 PM >> To: Jan Beulich ; Wu, Feng >> Cc: Andrew Cooper

Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

> -Original Message- > From: Dario Faggioli [mailto:dario.faggi...@citrix.com] > Sent: Wednesday, January 20, 2016 9:31 PM > To: Jan Beulich ; Wu, Feng > Cc: Andrew Cooper ; George Dunlap > ;

Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

> > +spin_lock_irqsave(_cpu(pi_blocked_vcpu_lock, pi_block_cpu), > flags); > > + > > +/* > > + * v->arch.hvm_vmx.pi_block_cpu == NR_CPUS here means the vCPU > was > > + * removed from the blocking list while we are acquiring the lock. > > + */ > > +if (

Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

>>> On 21.01.16 at 10:05, wrote: >> > +spin_lock_irqsave(_cpu(pi_blocked_vcpu_lock, pi_block_cpu), >> flags); >> > + >> > +/* >> > + * v->arch.hvm_vmx.pi_block_cpu == NR_CPUS here means the vCPU >> was >> > + * removed from the blocking list while we are

Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

>>> On 20.01.16 at 08:49, wrote: >> From: Jan Beulich [mailto:jbeul...@suse.com] >> Sent: Monday, January 18, 2016 11:14 PM >> >>> On 03.12.15 at 09:35, wrote: >> > --- a/xen/arch/x86/hvm/vmx/vmx.c >> > +++ b/xen/arch/x86/hvm/vmx/vmx.c >> > @@ -83,7 +83,131

Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

On Wed, 2016-01-20 at 01:35 -0700, Jan Beulich wrote: > > > > On 20.01.16 at 08:49, wrote: > > >  > > We need to call arch_vcpu_block() before > > local_events_need_delivery(), > > since VT-d hardware can issue notification event when we are in > > arch_vcpu_block(), it that

Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

> -Original Message- > From: Jan Beulich [mailto:jbeul...@suse.com] > Sent: Wednesday, January 20, 2016 4:35 PM > To: Wu, Feng > Cc: Andrew Cooper ; Dario Faggioli > ; George Dunlap ; >

Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

> -Original Message- > From: Dario Faggioli [mailto:dario.faggi...@citrix.com] > Sent: Wednesday, January 20, 2016 7:13 PM > To: Jan Beulich ; Wu, Feng > Cc: Andrew Cooper ; George Dunlap > ;

Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

>>> On 20.01.16 at 12:20, wrote: >> From: Jan Beulich [mailto:jbeul...@suse.com] >> Sent: Wednesday, January 20, 2016 4:35 PM >> >>> On 20.01.16 at 08:49, wrote: >> >> From: Jan Beulich [mailto:jbeul...@suse.com] >> >> Sent: Monday, January 18, 2016 11:14 PM

Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

On Wed, 2016-01-20 at 04:35 -0700, Jan Beulich wrote: > > > > On 20.01.16 at 12:20, wrote: > > >  > > > Then you didn't understand: The question isn't this path, but the > > > path where the hook gets called if non-NULL (and hence the > > > possibility to avoid such needless

Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

> -Original Message- > From: Dario Faggioli [mailto:dario.faggi...@citrix.com] > Sent: Wednesday, January 20, 2016 9:31 PM > To: Jan Beulich ; Wu, Feng > Cc: Andrew Cooper ; George Dunlap > ;

Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

> -Original Message- > From: Jan Beulich [mailto:jbeul...@suse.com] > Sent: Wednesday, January 20, 2016 7:36 PM > To: Wu, Feng > Cc: Andrew Cooper ; Dario Faggioli > ; George Dunlap ; >

Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

>>> On 20.01.16 at 14:48, wrote: > >> -Original Message- >> From: Jan Beulich [mailto:jbeul...@suse.com] >> Sent: Wednesday, January 20, 2016 7:36 PM >> To: Wu, Feng >> Cc: Andrew Cooper ; Dario Faggioli >>

Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

.t...@intel.com>; xen- > de...@lists.xen.org; k...@xen.org > Subject: RE: RE: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core > logic handling > > >>> On 18.01.16 at 09:45, <feng...@intel.com> wrote: > > It has been pending for such a long time, and Dari

Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

> -Original Message- > From: Jan Beulich [mailto:jbeul...@suse.com] > Sent: Monday, January 18, 2016 11:14 PM > To: Wu, Feng > Cc: Andrew Cooper ; Dario Faggioli > ; George Dunlap ; >

Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

>>> On 03.12.15 at 09:35, wrote: > --- a/xen/arch/x86/hvm/hvm.c > +++ b/xen/arch/x86/hvm/hvm.c > @@ -7019,6 +7019,12 @@ void hvm_domain_soft_reset(struct domain *d) > hvm_destroy_all_ioreq_servers(d); > } > > +void arch_vcpu_block(struct vcpu *v) > +{ > +if (

Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

>>> On 18.01.16 at 09:45, wrote: > It has been pending for such a long time, and Dario and Kevin both reviewed > it, it is pending on your comments, could you tell when you will look at it? I can't really, and I don't think I've seen e.g. Dario give his Reviewed-by. This is a

Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

>>> On 18.01.16 at 02:20, wrote: > Hi Jan, have you had a chance to look at this remaining one so far? No, not yet, sorry. Jan ___ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel

Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

.t...@intel.com>; xen- > de...@lists.xen.org; k...@xen.org > Subject: RE: RE: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core > logic handling > > >>> On 18.01.16 at 02:20, <feng...@intel.com> wrote: > > Hi Jan, have you had a chance to look at this r

Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

om; Tian, Kevin <kevin.t...@intel.com>; > k...@xen.org > Subject: Re: RE: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core > logic handling > > >>> "Wu, Feng" <feng...@intel.com> 12/23/15 5:58 AM >>> > >Kevin and Dario gave some c

Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

>>> "Wu, Feng" 12/23/15 5:58 AM >>> >Kevin and Dario gave some comments about this patch. I would like to >know whether you have any comments about this patch, it is highly >appreciated if you can give your opinions, which is very important for >it to get merged as soon as

Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

Here I am, On Thu, 2015-12-03 at 16:35 +0800, Feng Wu wrote: > This is the core logic handling for VT-d posted-interrupts. Basically > it > deals with how and when to update posted-interrupts during the > following > scenarios: > - vCPU is preempted > - vCPU is slept > - vCPU is blocked > > [..]

Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

>; George > Dunlap <george.dun...@eu.citrix.com>; Andrew Cooper > <andrew.coop...@citrix.com>; Jan Beulich <jbeul...@suse.com> > Subject: Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic > handling > > Here I am, Nice to having you reviewi

Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

lt;george.dun...@eu.citrix.com>; Andrew Cooper > <andrew.coop...@citrix.com>; Jan Beulich <jbeul...@suse.com> > Subject: Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic > handling > > Here I am, > > On Thu, 2015-12-03 at 16:35 +0800, Fe

Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

.dun...@eu.citrix.com>; > Andrew Cooper <andrew.coop...@citrix.com>; Jan Beulich > <jbeul...@suse.com> > Subject: RE: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic > handling > > > From: Wu, Feng > > Sent: Wednesday, December 23, 201

Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

> From: Wu, Feng > Sent: Wednesday, December 23, 2015 10:29 AM > > > > > +} > > > + > > > +static void vmx_pi_state_to_normal(struct vcpu *v) > > > +{ > > > > > I'm still a bit puzzled about the name... But it's better than in the > > previous round, and I can't suggest a solution that I would

Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

On Mon, 2015-12-21 at 06:43 +, Wu, Feng wrote: > Ping... > Yep, it's on my list of things to do before leaving for the winter holidays (which will be on Wednesday). I'll send in my comments soon. Regards, Dario -- <> (Raistlin Majere)

Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

> -Original Message- > From: Dario Faggioli [mailto:dario.faggi...@citrix.com] > Sent: Monday, December 21, 2015 5:04 PM > To: Wu, Feng ; xen-devel@lists.xen.org > Cc: Keir Fraser ; Jan Beulich ; Andrew > Cooper

Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

Ping... > -Original Message- > From: Wu, Feng > Sent: Thursday, December 3, 2015 4:36 PM > To: xen-devel@lists.xen.org > Cc: Wu, Feng ; Keir Fraser ; Jan Beulich > ; Andrew Cooper ; Tian, > Kevin

Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

> From: Wu, Feng > Sent: Thursday, December 03, 2015 4:36 PM > > This is the core logic handling for VT-d posted-interrupts. Basically it > deals with how and when to update posted-interrupts during the following > scenarios: > - vCPU is preempted > - vCPU is slept > - vCPU is blocked > > When

Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

> -Original Message- > From: Tian, Kevin > Sent: Thursday, December 10, 2015 7:40 PM > To: Wu, Feng ; xen-devel@lists.xen.org > Cc: Keir Fraser ; Jan Beulich ; Andrew > Cooper ; George Dunlap >

Re: [Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

> -Original Message- > From: Tian, Kevin > Sent: Friday, December 11, 2015 10:28 AM > To: Wu, Feng ; xen-devel@lists.xen.org > Cc: Keir Fraser ; Jan Beulich ; Andrew > Cooper ; George Dunlap >

[Xen-devel] [PATCH v10 6/7] vmx: VT-d posted-interrupt core logic handling

This is the core logic handling for VT-d posted-interrupts. Basically it deals with how and when to update posted-interrupts during the following scenarios: - vCPU is preempted - vCPU is slept - vCPU is blocked When vCPU is preempted/slept, we update the posted-interrupts during scheduling by