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SubjectRe: [PATCH 0/4 V10] Avoid soft lockup message when KVM is stopped by host
On Tue, 17 Jan 2012, Eric B Munson wrote:

> Changes from V9:
> Use kvm_for_each_vcpu to iterate online vcpu's
>
> Changes from V8:
> Make KVM_GUEST_PAUSED a per vm ioctl instead of per vcpu
>
> Changes from V7:
> Define KVM_CAP_GUEST_PAUSED and support check
> Call mark_page_dirty () after setting PVCLOCK_GUEST_STOPPED
>
> Changes from V6:
> Use __this_cpu_and when clearing the PVCLOCK_GUEST_STOPPED flag
>
> Changes from V5:
> Collapse generic check_and_clear_guest_stopped into patch 2
> Include check_and_clear_guest_stopped defintion to ia64, s390, and powerpc
> Change check_and_clear_guest_stopped to use __get_cpu_var instead of taking the
> cpuid arg.
> Protect check_and_clear_guest_stopped declaration with CONFIG_KVM_CLOCK check
>
> Changes from V4:
> Rename KVM_GUEST_PAUSED to KVMCLOCK_GUEST_PAUSED
> Add description of KVMCLOCK_GUEST_PAUSED ioctl to api.txt
>
> Changes from V3:
> Include CC's on patch 3
> Drop clear flag ioctl and have the watchdog clear the flag when it is reset
>
> Changes from V2:
> A new kvm functions defined in kvm_para.h, the only change to pvclock is the
> initial flag definition
>
> Changes from V1:
> (Thanks Marcelo)
> Host code has all been moved to arch/x86/kvm/x86.c
> KVM_PAUSE_GUEST was renamed to KVM_GUEST_PAUSED
>
> Eric B Munson (4):
> Add flag to indicate that a vm was stopped by the host
> Add functions to check if the host has stopped the vm
> Add ioctl for KVMCLOCK_GUEST_STOPPED
> Add check for suspended vm in softlockup detector
>
> Documentation/virtual/kvm/api.txt | 13 +++++++++++++
> arch/ia64/include/asm/kvm_para.h | 5 +++++
> arch/powerpc/include/asm/kvm_para.h | 5 +++++
> arch/s390/include/asm/kvm_para.h | 5 +++++
> arch/x86/include/asm/kvm_para.h | 8 ++++++++
> arch/x86/include/asm/pvclock-abi.h | 1 +
> arch/x86/kernel/kvmclock.c | 21 +++++++++++++++++++++
> arch/x86/kvm/x86.c | 25 +++++++++++++++++++++++++
> include/asm-generic/kvm_para.h | 14 ++++++++++++++
> include/linux/kvm.h | 3 +++
> kernel/watchdog.c | 12 ++++++++++++
> 11 files changed, 112 insertions(+), 0 deletions(-)
> create mode 100644 include/asm-generic/kvm_para.h
>

Just poking to make sure this set hasn't fallen through the cracks.

Eric
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