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From: Raghavendra K T <raghukt@linux.vnet.ibm.com>
To: Avi Kivity <avi@redhat.com>
Cc: Jeremy Fitzhardinge <jeremy@goop.org>,
	x86@kernel.org, Peter Zijlstra <peterz@infradead.org>,
	Virtualization <virtualization@lists.linux-foundation.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>,
	Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com>,
	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>,
	Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>,
	Sasha Levin <levinsasha928@gmail.com>,
	Sedat Dilek <sedat.dilek@gmail.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Yinghai Lu <yinghai@kernel.org>,
	Greg Kroah-Hartman <gregkh@suse.de>,
	LKML <linux-kernel@vger.kernel.org>,
	Dave Hansen <dave@linux.vnet.ibm.com>,
	Suzuki
Subject: Re: [PATCH RFC V3 2/4] kvm hypervisor : Add a hypercall to KVM hypervisor to support pv-ticketlocks
Date: Fri, 02 Dec 2011 17:59:16 +0530	[thread overview]
Message-ID: <4ED8C49C.8070306@linux.vnet.ibm.com> (raw)
In-Reply-To: <4ED7DA85.5080504@linux.vnet.ibm.com>

On 12/02/2011 01:20 AM, Raghavendra K T wrote:
>>> + struct kvm_mp_state mp_state;
>>> +
>>> + mp_state.mp_state = KVM_MP_STATE_RUNNABLE;
>>> + if (vcpu) {
>>> + vcpu->kicked = 1;
>>> + /* Ensure kicked is always set before wakeup */
>>> + barrier();
>>> + }
>>> + kvm_arch_vcpu_ioctl_set_mpstate(vcpu,&mp_state);
>>
>> This must only be called from the vcpu thread.
>
> Hmm. Okay. 'll check this.
>

Yes true. kvm_arch_vcpu_ioctl_set_mpstate itself is redundant, and will 
remove this.

  parent reply	other threads:[~2011-12-02 12:29 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20111130085921.23386.89708.sendpatchset@oc5400248562.ibm.com>
2011-11-30  8:59 ` [PATCH RFC V3 1/4] debugfs: Add support to print u32 array in debugfs Raghavendra K T
2011-11-30  8:59 ` [PATCH RFC V3 2/4] kvm hypervisor : Add a hypercall to KVM hypervisor to support pv-ticketlocks Raghavendra K T
2011-11-30  9:00 ` [PATCH RFC V3 3/4] kvm guest : Added configuration support to enable debug information for KVM Guests Raghavendra K T
2011-11-30  9:00 ` [PATCH RFC V3 4/4] kvm : pv-ticketlocks support for linux guests running on KVM hypervisor Raghavendra K T
     [not found] ` <20111130085959.23386.69166.sendpatchset@oc5400248562.ibm.com>
2011-12-01 11:11   ` [PATCH RFC V3 2/4] kvm hypervisor : Add a hypercall to KVM hypervisor to support pv-ticketlocks Avi Kivity
2011-12-01 19:50     ` Raghavendra K T
     [not found]     ` <4ED7DA85.5080504@linux.vnet.ibm.com>
2011-12-02 12:29       ` Raghavendra K T [this message]
2011-12-04 18:06       ` Raghavendra K T
2011-12-06 16:49         ` [Xen-devel] " Konrad Rzeszutek Wilk
2011-12-07 10:53           ` Avi Kivity
2011-12-08 17:35       ` Raghavendra K T
2011-12-07 10:48   ` Marcelo Tosatti
2011-12-07 11:54     ` Raghavendra K T
2011-12-07 12:33       ` Marcelo Tosatti
2011-12-07 12:47         ` Avi Kivity
2011-12-07 13:39           ` Marcelo Tosatti
2011-12-07 14:52             ` Avi Kivity
2011-12-07 16:46               ` Raghavendra K T
     [not found]               ` <4EDF987B.8040900@linux.vnet.ibm.com>
2011-12-08  9:40                 ` Avi Kivity
2011-12-09 10:59                   ` Raghavendra K T
2011-12-07 16:31         ` Raghavendra K T
     [not found] ` <20111130085939.23386.1242.sendpatchset@oc5400248562.ibm.com>
2011-12-06  0:13   ` [Xen-devel] [PATCH RFC V3 1/4] debugfs: Add support to print u32 array in debugfs Konrad Rzeszutek Wilk
     [not found] ` <20111130090038.23386.4505.sendpatchset@oc5400248562.ibm.com>
2011-12-06  3:27   ` [PATCH RFC V3 4/4] kvm : pv-ticketlocks support for linux guests running on KVM hypervisor Konrad Rzeszutek Wilk
2011-12-06  6:54     ` Raghavendra K T

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