From: Marcelo Tosatti <mtosatti@redhat.com>
To: Yang Zhang <yang.z.zhang@intel.com>
Cc: kvm@vger.kernel.org, gleb@redhat.com, xiantao.zhang@intel.com
Subject: Re: [PATCH v6 0/5] KVM: VMX: Add Posted Interrupt supporting
Date: Mon, 18 Mar 2013 19:20:44 -0300 [thread overview]
Message-ID: <20130318222044.GA19772@amt.cnet> (raw)
In-Reply-To: <1363354271-25302-1-git-send-email-yang.z.zhang@intel.com>
On Fri, Mar 15, 2013 at 09:31:06PM +0800, Yang Zhang wrote:
> From: Yang Zhang <yang.z.zhang@Intel.com>
>
> The follwoing patches are adding the Posted Interrupt supporting to KVM:
> The first patch enables the feature 'acknowledge interrupt on vmexit'.Since
> it is required by Posted interrupt, we need to enable it firstly.
>
> And the subsequent patches are adding the posted interrupt supporting:
> Posted Interrupt allows APIC interrupts to inject into guest directly
> without any vmexit.
>
> - When delivering a interrupt to guest, if target vcpu is running,
> update Posted-interrupt requests bitmap and send a notification event
> to the vcpu. Then the vcpu will handle this interrupt automatically,
> without any software involvemnt.
>
> - If target vcpu is not running or there already a notification event
> pending in the vcpu, do nothing. The interrupt will be handled by
> next vm entry
>
> NOTE: We don't turn on the Posted Interrupt until the coalesced issue is
> solved.
Looks good, but RTC issue should be resolved.
prev parent reply other threads:[~2013-03-18 22:56 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-15 13:31 [PATCH v6 0/5] KVM: VMX: Add Posted Interrupt supporting Yang Zhang
2013-03-15 13:31 ` [PATCH v6 1/5] KVM: VMX: Enable acknowledge interupt on vmexit Yang Zhang
2013-03-15 13:31 ` [PATCH v6 2/5] KVM: VMX: Register a new IPI for posted interrupt Yang Zhang
2013-03-15 13:31 ` [PATCH v6 3/5] KVM: VMX: Check the posted interrupt capability Yang Zhang
2013-03-15 13:31 ` [PATCH v6 4/5] KVM: VMX: Add the algorithm of deliver posted interrupt Yang Zhang
2013-03-15 13:31 ` [PATCH v6 5/5] KVM : VMX: Use posted interrupt to deliver virtual interrupt Yang Zhang
2013-03-19 8:54 ` Gleb Natapov
2013-03-19 12:11 ` Zhang, Yang Z
2013-03-19 12:23 ` Gleb Natapov
2013-03-19 12:42 ` Zhang, Yang Z
2013-03-19 13:29 ` Gleb Natapov
2013-03-19 13:59 ` Zhang, Yang Z
2013-03-19 14:51 ` Gleb Natapov
2013-03-19 15:12 ` Gleb Natapov
2013-03-19 15:19 ` Marcelo Tosatti
2013-03-19 15:27 ` Marcelo Tosatti
2013-03-19 16:10 ` Gleb Natapov
2013-03-20 11:47 ` Zhang, Yang Z
2013-03-20 11:49 ` Gleb Natapov
2013-03-20 11:52 ` Zhang, Yang Z
2013-03-19 15:30 ` Gleb Natapov
2013-03-19 15:13 ` Marcelo Tosatti
2013-03-19 15:21 ` Gleb Natapov
2013-03-19 15:03 ` Marcelo Tosatti
2013-03-19 15:18 ` Gleb Natapov
2013-03-18 2:49 ` [PATCH v6 0/5] KVM: VMX: Add Posted Interrupt supporting Zhang, Yang Z
2013-03-18 9:16 ` Gleb Natapov
2013-03-18 10:43 ` Zhang, Yang Z
2013-03-18 11:28 ` Gleb Natapov
2013-03-18 11:44 ` Zhang, Yang Z
2013-03-18 22:20 ` Marcelo Tosatti [this message]
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