From: Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com>
To: Avi Kivity <avi@redhat.com>
Cc: Jeremy Fitzhardinge <jeremy@goop.org>,
Greg Kroah-Hartman <gregkh@suse.de>,
linux-doc@vger.kernel.org, Peter Zijlstra <peterz@infradead.org>,
Jan Kiszka <jan.kiszka@siemens.com>,
Virtualization <virtualization@lists.linux-foundation.org>,
Paul Mackerras <paulus@samba.org>,
"H. Peter Anvin" <hpa@zytor.com>,
Stefano Stabellini <stefano.stabellini@eu.citrix.com>,
Xen <xen-devel@lists.xensource.com>,
Dave Jiang <dave.jiang@intel.com>, KVM <kvm@vger.kernel.org>,
Glauber Costa <glommer@redhat.com>, X86 <x86@kernel.org>,
Ingo Molnar <mingo@redhat.com>, Rik van Riel <riel@redhat.com>,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
Srivatsa Vaddagiri <vatsa@linux.vnet.ibm.com>,
Sasha Levin <levinsasha928@gmail.com>,
Sedat Dilek <sedat.dilek@gmail.com>,
Thomas Gleixner <tglx@linutronix.de>,
LKML <linux-kernel@vger.kernel.org>,
Dave Hansen <dave@linux.vnet.ibm.com>,
Suzuki Poulo
Subject: Re: [PATCH RFC V4 2/5] kvm hypervisor : Add a hypercall to KVM hypervisor to support pv-ticketlocks
Date: Mon, 16 Jan 2012 15:25:07 +0530 [thread overview]
Message-ID: <4F13F3FB.3010508@linux.vnet.ibm.com> (raw)
In-Reply-To: <4F13E7D3.1060004@redhat.com>
On 01/16/2012 02:33 PM, Avi Kivity wrote:
>> +/*
>> + * kvm_pv_kick_cpu_op: Kick a vcpu.
>> + *
>> + * @apicid - apicid of vcpu to be kicked.
>> + */
>> +static void kvm_pv_kick_cpu_op(struct kvm *kvm, int apicid)
>> +{
>> + struct kvm_vcpu *vcpu = NULL;
>> + int i;
>> +
>> + kvm_for_each_vcpu(i, vcpu, kvm) {
>> + if (!kvm_apic_present(vcpu))
>> + continue;
>> +
>> + if (kvm_apic_match_dest(vcpu, 0, 0, apicid, 0))
>> + break;
>> + }
>> + if (vcpu) {
>> + kvm_make_request(KVM_REQ_PVLOCK_KICK, vcpu);
>> + kvm_vcpu_kick(vcpu);
>> + }
>> +}
>> +
>
> The code that handles KVM_REQ_PVLOCK_KICK needs to be in this patch.
>
>
Yes, Agree. as Alex also pointed, the related hunk from patch 4 should
be added here.
WARNING: multiple messages have this Message-ID (diff)
From: Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com>
To: Avi Kivity <avi@redhat.com>
Cc: Jeremy Fitzhardinge <jeremy@goop.org>,
Greg Kroah-Hartman <gregkh@suse.de>,
linux-doc@vger.kernel.org, Peter Zijlstra <peterz@infradead.org>,
Jan Kiszka <jan.kiszka@siemens.com>,
Virtualization <virtualization@lists.linux-foundation.org>,
Paul Mackerras <paulus@samba.org>,
"H. Peter Anvin" <hpa@zytor.com>,
Stefano Stabellini <stefano.stabellini@eu.citrix.com>,
Xen <xen-devel@lists.xensource.com>,
Dave Jiang <dave.jiang@intel.com>, KVM <kvm@vger.kernel.org>,
Glauber Costa <glommer@redhat.com>, X86 <x86@kernel.org>,
Ingo Molnar <mingo@redhat.com>, Rik van Riel <riel@redhat.com>,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
Srivatsa Vaddagiri <vatsa@linux.vnet.ibm.com>,
Sasha Levin <levinsasha928@gmail.com>,
Sedat Dilek <sedat.dilek@gmail.com>,
Thomas Gleixner <tglx@linutronix.de>,
LKML <linux-kernel@vger.kernel.org>,
Dave Hansen <dave@linux.vnet.ibm.com>,
Suzuki
Subject: Re: [PATCH RFC V4 2/5] kvm hypervisor : Add a hypercall to KVM hypervisor to support pv-ticketlocks
Date: Mon, 16 Jan 2012 15:25:07 +0530 [thread overview]
Message-ID: <4F13F3FB.3010508@linux.vnet.ibm.com> (raw)
In-Reply-To: <4F13E7D3.1060004@redhat.com>
On 01/16/2012 02:33 PM, Avi Kivity wrote:
>> +/*
>> + * kvm_pv_kick_cpu_op: Kick a vcpu.
>> + *
>> + * @apicid - apicid of vcpu to be kicked.
>> + */
>> +static void kvm_pv_kick_cpu_op(struct kvm *kvm, int apicid)
>> +{
>> + struct kvm_vcpu *vcpu = NULL;
>> + int i;
>> +
>> + kvm_for_each_vcpu(i, vcpu, kvm) {
>> + if (!kvm_apic_present(vcpu))
>> + continue;
>> +
>> + if (kvm_apic_match_dest(vcpu, 0, 0, apicid, 0))
>> + break;
>> + }
>> + if (vcpu) {
>> + kvm_make_request(KVM_REQ_PVLOCK_KICK, vcpu);
>> + kvm_vcpu_kick(vcpu);
>> + }
>> +}
>> +
>
> The code that handles KVM_REQ_PVLOCK_KICK needs to be in this patch.
>
>
Yes, Agree. as Alex also pointed, the related hunk from patch 4 should
be added here.
next prev parent reply other threads:[~2012-01-16 9:55 UTC|newest]
Thread overview: 139+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-01-14 18:25 [PATCH RFC V4 0/5] kvm : Paravirt-spinlock support for KVM guests Raghavendra K T
2012-01-14 18:25 ` Raghavendra K T
2012-01-14 18:25 ` Raghavendra K T
2012-01-14 18:25 ` [PATCH RFC V4 1/5] debugfs: Add support to print u32 array in debugfs Raghavendra K T
2012-01-14 18:25 ` Raghavendra K T
2012-01-14 18:25 ` Raghavendra K T
2012-01-14 18:25 ` [PATCH RFC V4 2/5] kvm hypervisor : Add a hypercall to KVM hypervisor to support pv-ticketlocks Raghavendra K T
2012-01-14 18:25 ` Raghavendra K T
2012-01-14 18:25 ` Raghavendra K T
2012-01-16 3:24 ` Alexander Graf
2012-01-16 3:24 ` Alexander Graf
2012-01-16 8:43 ` Raghavendra K T
2012-01-16 8:43 ` Raghavendra K T
2012-01-16 9:03 ` Avi Kivity
2012-01-16 9:03 ` Avi Kivity
2012-01-16 9:55 ` Raghavendra K T [this message]
2012-01-16 9:55 ` Raghavendra K T
2012-01-14 18:26 ` [PATCH RFC V4 3/5] kvm guest : Added configuration support to enable debug information for KVM Guests Raghavendra K T
2012-01-14 18:26 ` Raghavendra K T
2012-01-14 18:26 ` Raghavendra K T
2012-01-14 18:26 ` [PATCH RFC V4 4/5] kvm : pv-ticketlocks support for linux guests running on KVM hypervisor Raghavendra K T
2012-01-14 18:26 ` Raghavendra K T
2012-01-14 18:26 ` Raghavendra K T
2012-01-16 3:12 ` Alexander Graf
2012-01-16 3:12 ` Alexander Graf
2012-01-16 7:25 ` Raghavendra K T
2012-01-16 7:25 ` Raghavendra K T
2012-01-16 9:05 ` Avi Kivity
2012-01-16 9:05 ` Avi Kivity
2012-01-16 14:13 ` Raghavendra K T
2012-01-16 14:13 ` Raghavendra K T
2012-01-16 14:47 ` Avi Kivity
2012-01-16 14:47 ` Avi Kivity
2012-01-16 23:49 ` Jeremy Fitzhardinge
2012-01-16 23:49 ` Jeremy Fitzhardinge
2012-01-17 11:02 ` Marcelo Tosatti
2012-01-17 11:02 ` Marcelo Tosatti
2012-01-17 11:33 ` Srivatsa Vaddagiri
2012-01-17 11:33 ` Srivatsa Vaddagiri
2012-01-18 1:34 ` Jeremy Fitzhardinge
2012-01-18 1:34 ` Jeremy Fitzhardinge
2012-01-18 13:54 ` Srivatsa Vaddagiri
2012-01-18 13:54 ` Srivatsa Vaddagiri
2012-01-18 21:52 ` Jeremy Fitzhardinge
2012-01-18 21:52 ` Jeremy Fitzhardinge
2012-01-24 14:08 ` Avi Kivity
2012-01-24 14:08 ` Avi Kivity
2012-01-24 18:51 ` Raghavendra K T
2012-01-24 18:51 ` Raghavendra K T
2012-01-17 18:57 ` Raghavendra K T
2012-01-17 18:57 ` Raghavendra K T
2012-01-24 19:01 ` Raghavendra K T
2012-01-14 18:27 ` [PATCH RFC V4 5/5] Documentation/kvm : Add documentation on Hypercalls and features used for PV spinlock Raghavendra K T
2012-01-14 18:27 ` Raghavendra K T
2012-01-14 18:27 ` Raghavendra K T
2012-01-14 18:27 ` Raghavendra K T
2012-01-16 3:23 ` Alexander Graf
2012-01-16 3:23 ` Alexander Graf
2012-01-16 3:51 ` Srivatsa Vaddagiri
2012-01-16 3:51 ` Srivatsa Vaddagiri
2012-01-16 4:00 ` Alexander Graf
2012-01-16 4:00 ` Alexander Graf
2012-01-16 8:47 ` Avi Kivity
2012-01-16 8:44 ` Raghavendra K T
2012-01-16 8:44 ` Raghavendra K T
2012-01-16 10:26 ` Alexander Graf
2012-01-16 10:26 ` Alexander Graf
2012-01-16 9:00 ` Avi Kivity
2012-01-16 9:00 ` Avi Kivity
2012-01-16 9:40 ` Srivatsa Vaddagiri
2012-01-16 10:14 ` Avi Kivity
2012-01-16 14:11 ` Srivatsa Vaddagiri
2012-01-17 9:14 ` Gleb Natapov
2012-01-17 9:14 ` Gleb Natapov
2012-01-17 12:26 ` Srivatsa Vaddagiri
2012-01-17 12:26 ` Srivatsa Vaddagiri
2012-01-17 12:51 ` Gleb Natapov
2012-01-17 12:51 ` Gleb Natapov
2012-01-17 13:11 ` Srivatsa Vaddagiri
2012-01-17 13:11 ` Srivatsa Vaddagiri
2012-01-17 13:20 ` Gleb Natapov
2012-01-17 13:20 ` Gleb Natapov
2012-01-17 14:28 ` Srivatsa Vaddagiri
2012-01-17 14:28 ` Srivatsa Vaddagiri
2012-01-17 15:32 ` Gleb Natapov
2012-01-17 15:32 ` Gleb Natapov
2012-01-17 15:53 ` Marcelo Tosatti
2012-01-17 15:53 ` Marcelo Tosatti
2012-01-20 15:09 ` Srivatsa Vaddagiri
2012-01-17 13:13 ` Raghavendra K T
2012-01-17 13:13 ` Raghavendra K T
2012-01-16 3:57 ` [PATCH RFC V4 0/5] kvm : Paravirt-spinlock support for KVM guests Alexander Graf
2012-01-16 3:57 ` Alexander Graf
2012-01-16 6:40 ` Jeremy Fitzhardinge
2012-01-16 6:40 ` Jeremy Fitzhardinge
2012-01-16 8:55 ` Avi Kivity
2012-01-16 8:55 ` Avi Kivity
2012-01-16 23:59 ` Jeremy Fitzhardinge
2012-01-16 23:59 ` Jeremy Fitzhardinge
2012-01-18 10:48 ` Raghavendra K T
2012-01-18 10:48 ` Raghavendra K T
2012-01-16 10:24 ` Alexander Graf
2012-01-16 10:24 ` Alexander Graf
2012-01-17 0:30 ` Jeremy Fitzhardinge
2012-01-17 0:30 ` Jeremy Fitzhardinge
2012-01-18 10:23 ` Raghavendra K T
2012-01-18 10:23 ` Raghavendra K T
2012-01-16 13:43 ` Raghavendra K T
2012-01-16 13:43 ` Raghavendra K T
2012-01-16 13:49 ` Avi Kivity
2012-01-16 13:49 ` Avi Kivity
2012-01-16 18:48 ` Raghavendra K T
2012-01-16 18:48 ` Raghavendra K T
2012-01-16 14:20 ` Srivatsa Vaddagiri
2012-01-16 14:20 ` Srivatsa Vaddagiri
2012-01-16 14:23 ` Alexander Graf
2012-01-16 14:23 ` Alexander Graf
2012-01-16 18:38 ` Raghavendra K T
2012-01-16 18:38 ` Raghavendra K T
2012-01-16 18:42 ` Alexander Graf
2012-01-16 18:42 ` Alexander Graf
2012-01-17 17:27 ` Raghavendra K T
2012-01-17 17:27 ` Raghavendra K T
2012-01-17 17:39 ` Alexander Graf
2012-01-17 17:39 ` Alexander Graf
2012-01-17 18:36 ` Raghavendra K T
2012-01-17 18:36 ` Raghavendra K T
2012-01-17 21:57 ` Dave Hansen
2012-01-17 21:57 ` Dave Hansen
2012-01-18 2:27 ` Raghavendra K T
2012-01-18 2:27 ` Raghavendra K T
2012-01-25 8:55 ` Raghavendra K T
2012-01-25 8:55 ` Raghavendra K T
2012-01-25 16:35 ` Konrad Rzeszutek Wilk
2012-01-25 16:35 ` Konrad Rzeszutek Wilk
2012-01-25 17:45 ` Raghavendra K T
2012-01-25 17:45 ` Raghavendra K T
2012-01-25 19:05 ` Konrad Rzeszutek Wilk
2012-01-25 19:05 ` Konrad Rzeszutek Wilk
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=4F13F3FB.3010508@linux.vnet.ibm.com \
--to=raghavendra.kt@linux.vnet.ibm.com \
--cc=avi@redhat.com \
--cc=dave.jiang@intel.com \
--cc=dave@linux.vnet.ibm.com \
--cc=glommer@redhat.com \
--cc=gregkh@suse.de \
--cc=hpa@zytor.com \
--cc=jan.kiszka@siemens.com \
--cc=jeremy@goop.org \
--cc=konrad.wilk@oracle.com \
--cc=kvm@vger.kernel.org \
--cc=levinsasha928@gmail.com \
--cc=linux-doc@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@redhat.com \
--cc=paulus@samba.org \
--cc=peterz@infradead.org \
--cc=riel@redhat.com \
--cc=sedat.dilek@gmail.com \
--cc=stefano.stabellini@eu.citrix.com \
--cc=tglx@linutronix.de \
--cc=vatsa@linux.vnet.ibm.com \
--cc=virtualization@lists.linux-foundation.org \
--cc=x86@kernel.org \
--cc=xen-devel@lists.xensource.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.