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Groups > linux.kernel > #1506225
| From | "rkrcmar@redhat.com" <rkrcmar@redhat.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH v5 9/9] Documentation: virtual: kvm: Support vcpu preempted check |
| Date | 2016-10-21 20:50 +0200 |
| Message-ID | <suN3b-12J-13@gated-at.bofh.it> (permalink) |
| References | <suptT-2bV-1@gated-at.bofh.it> <suptU-2bV-23@gated-at.bofh.it> <suGl4-4T9-15@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
2016-10-21 11:27+0000, David Laight:
> From: Pan Xinhui
>> Sent: 20 October 2016 22:28
>> Commit ("x86, kvm: support vcpu preempted check") add one field "__u8
>> preempted" into struct kvm_steal_time. This field tells if one vcpu is
>> running or not.
>>
>> It is zero if 1) some old KVM deos not support this filed. 2) the vcpu is
>> preempted. Other values means the vcpu has been preempted.
>>
>> Signed-off-by: Pan Xinhui <xinhui.pan@linux.vnet.ibm.com>
>> ---
>> Documentation/virtual/kvm/msr.txt | 8 +++++++-
>> 1 file changed, 7 insertions(+), 1 deletion(-)
>>
>> diff --git a/Documentation/virtual/kvm/msr.txt b/Documentation/virtual/kvm/msr.txt
>> index 2a71c8f..3376f13 100644
>> --- a/Documentation/virtual/kvm/msr.txt
>> +++ b/Documentation/virtual/kvm/msr.txt
>> @@ -208,7 +208,8 @@ MSR_KVM_STEAL_TIME: 0x4b564d03
>> __u64 steal;
>> __u32 version;
>> __u32 flags;
>> - __u32 pad[12];
>> + __u8 preempted;
>> + __u32 pad[11];
>> }
>
> I think I'd be explicit about the 3 pad bytes you've left.
Seconded.
With that change are all KVM bits
Acked-by: Radim Krčmář <rkrcmar@redhat.com>
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[PATCH v5 0/9] implement vcpu preempted check Pan Xinhui <xinhui.pan@linux.vnet.ibm.com> - 2016-10-20 19:40 +0200
[PATCH v5 2/9] locking/osq: Drop the overload of osq_lock() Pan Xinhui <xinhui.pan@linux.vnet.ibm.com> - 2016-10-20 19:40 +0200
[PATCH v5 8/9] s390/spinlock: Provide vcpu_is_preempted Pan Xinhui <xinhui.pan@linux.vnet.ibm.com> - 2016-10-20 19:40 +0200
[PATCH v5 3/9] kernel/locking: Drop the overload of {mutex,rwsem}_spin_on_owner Pan Xinhui <xinhui.pan@linux.vnet.ibm.com> - 2016-10-20 19:40 +0200
[PATCH v5 1/9] kernel/sched: introduce vcpu preempted check interface Pan Xinhui <xinhui.pan@linux.vnet.ibm.com> - 2016-10-20 19:40 +0200
[PATCH v5 7/9] x86, xen: support vcpu preempted check Pan Xinhui <xinhui.pan@linux.vnet.ibm.com> - 2016-10-20 19:40 +0200
Re: [PATCH v5 7/9] x86, xen: support vcpu preempted check Juergen Gross <jgross@suse.com> - 2016-10-21 07:10 +0200
[PATCH v5 5/9] x86, paravirt: Add interface to support kvm/xen vcpu preempted check Pan Xinhui <xinhui.pan@linux.vnet.ibm.com> - 2016-10-20 19:40 +0200
[PATCH v5 9/9] Documentation: virtual: kvm: Support vcpu preempted check Pan Xinhui <xinhui.pan@linux.vnet.ibm.com> - 2016-10-20 19:40 +0200
Re: [PATCH v5 9/9] Documentation: virtual: kvm: Support vcpu preempted check Boqun Feng <boqun.feng@gmail.com> - 2016-10-21 03:30 +0200
RE: [PATCH v5 9/9] Documentation: virtual: kvm: Support vcpu preempted check David Laight <David.Laight@ACULAB.COM> - 2016-10-21 13:40 +0200
Re: [PATCH v5 9/9] Documentation: virtual: kvm: Support vcpu preempted check "rkrcmar@redhat.com" <rkrcmar@redhat.com> - 2016-10-21 20:50 +0200
Re: [PATCH v5 9/9] Documentation: virtual: kvm: Support vcpu preempted check xinhui <xinhui.pan@linux.vnet.ibm.com> - 2016-10-24 04:50 +0200
Re: [PATCH v5 9/9] Documentation: virtual: kvm: Support vcpu preempted check Paolo Bonzini <pbonzini@redhat.com> - 2016-10-24 16:50 +0200
Re: [PATCH v5 9/9] Documentation: virtual: kvm: Support vcpu preempted check "rkrcmar@redhat.com" <rkrcmar@redhat.com> - 2016-10-24 17:10 +0200
Re: [PATCH v5 9/9] Documentation: virtual: kvm: Support vcpu preempted check xinhui <xinhui.pan@linux.vnet.ibm.com> - 2016-10-24 04:50 +0200
Re: [PATCH v5 9/9] Documentation: virtual: kvm: Support vcpu preempted check xinhui <xinhui.pan@linux.vnet.ibm.com> - 2016-10-24 10:20 +0200
[PATCH v5 4/9] powerpc/spinlock: support vcpu preempted check Pan Xinhui <xinhui.pan@linux.vnet.ibm.com> - 2016-10-20 19:40 +0200
[PATCH v5 6/9] x86, kvm: support vcpu preempted check Pan Xinhui <xinhui.pan@linux.vnet.ibm.com> - 2016-10-20 19:40 +0200
Re: [PATCH v5 6/9] x86, kvm: support vcpu preempted check xinhui <xinhui.pan@linux.vnet.ibm.com> - 2016-10-24 10:10 +0200
Re: [PATCH v5 0/9] implement vcpu preempted check Peter Zijlstra <peterz@infradead.org> - 2016-10-21 07:50 +0200
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