Re: [PATCH v5 0/5] Add a unified parameter "nopvspin"

2019-10-12 Thread Zhenzhong Duan
The last two patches are reviewed, will any KVM expert be willing to review the first three patches? They are all KVM related changes. Thanks Zhenzhong On 2019/10/7 17:04, Zhenzhong Duan wrote: There are cases folks want to disable spinlock optimization for debug/test purpose. Xen and hyperv

[PATCH v5 0/5] Add a unified parameter "nopvspin"

2019-10-08 Thread Zhenzhong Duan
There are cases folks want to disable spinlock optimization for debug/test purpose. Xen and hyperv already have parameters "xen_nopvspin" and "hv_nopvspin" to support that, but kvm doesn't. The first patch adds that feature to KVM guest with "nopvspin". For compatibility reason original parameter