From: Paolo Bonzini <pbonzini@redhat.com>
To: Marcelo Tosatti <mtosatti@redhat.com>, Radim Krcmar <rkrcmar@redhat.com>
Cc: kvm@vger.kernel.org, Luiz Capitulino <lcapitulino@redhat.com>,
Rik van Riel <riel@redhat.com>
Subject: Re: [patch 2/3] KVM: x86: add option to advance tscdeadline hrtimer expiration
Date: Thu, 08 Jan 2015 22:44:03 +0100 [thread overview]
Message-ID: <54AEFA23.3030201@redhat.com> (raw)
In-Reply-To: <20150108174135.GA19806@amt.cnet>
On 08/01/2015 18:41, Marcelo Tosatti wrote:
> Paolo?
>
> > And cover letter is a bit misleading: The condition does nothing to
> > guarantee TSC based __delay() loop. (Right now, __delay() = delay_tsc()
> > whenever the hardware has TSC, regardless of stability, thus always.)
>
> OK.
Yes, because of this it is unnecessary to check for stable TSC. I'll
remove that.
Paolo
next prev parent reply other threads:[~2015-01-08 21:44 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
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 1/3] KVM: x86: add method to test PIR bitmap vector 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 [this message]
2014-12-23 20:58 ` [patch 3/3] KVM: x86: add tracepoint to wait_lapic_expire Marcelo Tosatti
-- 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
2014-12-15 22:06 [patch 0/3] KVM: add option to advance tscdeadline hrtimer expiration (v4) 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
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