From: Paolo Bonzini <pbonzini@redhat.com>
To: Marcelo Tosatti <mtosatti@redhat.com>
Cc: kvm@vger.kernel.org, Luiz Capitulino <lcapitulino@redhat.com>,
Rik van Riel <riel@redhat.com>, Radim Krcmar <rkrcmar@redhat.com>
Subject: Re: [patch 2/3] KVM: x86: add option to advance tscdeadline hrtimer expiration
Date: Tue, 16 Dec 2014 16:18:16 +0100 [thread overview]
Message-ID: <54904D38.4080400@redhat.com> (raw)
In-Reply-To: <20141216151355.GC32479@amt.cnet>
On 16/12/2014 16:13, Marcelo Tosatti wrote:
>> > So perhaps you can get rid of patch 1 and check
>> > kvm_apic_vid_enabled(vcpu->kvm):
>> >
>> > if (k_a_v_e(vcpu->kvm)
>> > return true;
>> > if (apic_test_vector(vec, apic->regs + APIC_ISR))
>> > return true;
>> >
>> > Does this sound correct?
> * expired_tscdeadline != 0.
> * APIC timer interrupt delivery masked at LVTT register.
>
> Implies expired_tscdeadline != 0 and interrupt not injected.
Good point.
Paolo
next prev parent reply other threads:[~2014-12-16 15:18 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-12-15 22:06 [patch 0/3] KVM: add option to advance tscdeadline hrtimer expiration (v4) Marcelo Tosatti
2014-12-15 22:06 ` [patch 1/3] KVM: x86: add method to test PIR bitmap vector Marcelo Tosatti
2014-12-15 22:06 ` [patch 2/3] KVM: x86: add option to advance tscdeadline hrtimer expiration Marcelo Tosatti
2014-12-16 14:34 ` Paolo Bonzini
2014-12-16 15:13 ` Marcelo Tosatti
2014-12-16 15:18 ` Paolo Bonzini [this message]
2014-12-15 22:06 ` [patch 3/3] KVM: x86: add tracepoint to wait_lapic_expire Marcelo Tosatti
2014-12-16 9:03 ` Paolo Bonzini
2014-12-16 12:15 ` Marcelo Tosatti
2014-12-16 12:19 ` Paolo Bonzini
-- strict thread matches above, loose matches on Subject: below --
2014-12-16 14:08 [patch 0/3] KVM: add option to advance tscdeadline hrtimer expiration (v5) Marcelo Tosatti
2014-12-16 14:08 ` [patch 2/3] KVM: x86: add option to advance tscdeadline hrtimer expiration Marcelo Tosatti
2014-12-17 14:58 ` Radim Krcmar
2014-12-17 17:41 ` Marcelo Tosatti
2014-12-17 17:48 ` Paolo Bonzini
2014-12-17 19:36 ` Radim Krcmar
2014-12-18 12:24 ` Marcelo Tosatti
2014-12-23 13:18 ` Paolo Bonzini
2014-12-23 20:58 [patch 0/3] KVM: add option to advance tscdeadline hrtimer expiration (v6) Marcelo Tosatti
2014-12-23 20:58 ` [patch 2/3] KVM: x86: add option to advance tscdeadline hrtimer expiration Marcelo Tosatti
2015-01-05 18:12 ` Radim Krcmar
2015-01-05 18:20 ` Radim Krcmar
2015-01-08 17:41 ` Marcelo Tosatti
2015-01-08 21:44 ` Paolo Bonzini
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