From: Avi Kivity <avi@redhat.com>
To: Glauber Costa <glommer@redhat.com>
Cc: kvm@vger.kernel.org, linux-kernel@vger.kernel.org,
Jeremy Fitzhardinge <jeremy@goop.org>
Subject: Re: [PATCH 1/6] Enable pvclock flags in vcpu_time_info structure
Date: Tue, 27 Apr 2010 21:07:18 +0300 [thread overview]
Message-ID: <4BD727D6.20609@redhat.com> (raw)
In-Reply-To: <1272303988-21929-2-git-send-email-glommer@redhat.com>
On 04/26/2010 08:46 PM, Glauber Costa wrote:
> This patch removes one padding byte and transform it into a flags
> field. New versions of guests using pvclock will query these flags
> upon each read.
>
> Flags, however, will only be interpreted when the guest decides to.
> It uses the pvclock_valid_flags function to signal that a specific
> set of flags should be taken into consideration. Which flags are valid
> are usually devised via HV negotiation.
>
>
> +void pvclock_valid_flags(u8 flags);
>
set_pvclock_valid_flags() (or just set_pvclock_flags?
pvclock_set_flags()?). The original name looks like a getter.
--
Do not meddle in the internals of kernels, for they are subtle and quick to panic.
next prev parent reply other threads:[~2010-04-27 18:07 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-04-26 17:46 [PATCH 0/6] pvclock fixes Glauber Costa
2010-04-26 17:46 ` [PATCH 1/6] Enable pvclock flags in vcpu_time_info structure Glauber Costa
2010-04-26 17:46 ` [PATCH 2/6] Add a global synchronization point for pvclock Glauber Costa
2010-04-26 17:46 ` [PATCH 3/6] change msr numbers for kvmclock Glauber Costa
2010-04-26 17:46 ` [PATCH 4/6] export new cpuid KVM_CAP Glauber Costa
2010-04-26 17:46 ` [PATCH 5/6] Try using new kvm clock msrs Glauber Costa
2010-04-26 17:46 ` [PATCH 6/6] don't compute pvclock adjustments if we trust the tsc Glauber Costa
2010-04-27 13:40 ` Marcelo Tosatti
2010-04-27 15:11 ` Glauber Costa
2010-04-27 18:03 ` Avi Kivity
2010-04-27 18:57 ` Glauber Costa
2010-04-27 13:35 ` [PATCH 5/6] Try using new kvm clock msrs Marcelo Tosatti
2010-04-27 13:30 ` [PATCH 4/6] export new cpuid KVM_CAP Marcelo Tosatti
2010-04-27 15:09 ` Glauber Costa
2010-04-27 16:55 ` Glauber Costa
2010-04-27 18:12 ` Avi Kivity
2010-04-27 19:09 ` Glauber Costa
2010-04-27 19:20 ` Avi Kivity
2010-04-27 13:28 ` [PATCH 2/6] Add a global synchronization point for pvclock Marcelo Tosatti
2010-04-27 18:00 ` Jeremy Fitzhardinge
2010-04-26 18:11 ` [PATCH 1/6] Enable pvclock flags in vcpu_time_info structure Jeremy Fitzhardinge
2010-04-26 18:45 ` Glauber Costa
2010-04-27 18:07 ` Avi Kivity [this message]
2010-04-27 19:09 ` Glauber Costa
2010-04-27 2:21 ` [PATCH 0/6] pvclock fixes Zachary Amsden
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