https://bugzilla.kernel.org/show_bug.cgi?id=61411 Zhou, Chao <chao.zhou@xxxxxxxxx> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |CODE_FIX --- Comment #2 from Zhou, Chao <chao.zhou@xxxxxxxxx> --- this commit fixed the bug: commit a7c0b07d570848e50fce4d31ac01313484d6b844 Author: Wanpeng Li <wanpeng.li@xxxxxxxxxxxxxxx> Date: Thu Aug 21 19:46:50 2014 +0800 KVM: nVMX: nested TPR shadow/threshold emulation This patch fix bug https://bugzilla.kernel.org/show_bug.cgi?id=61411 TPR shadow/threshold feature is important to speed up the Windows guest. Besides, it is a must feature for certain VMM. We map virtual APIC page address and TPR threshold from L1 VMCS. If TPR_BELOW_THRESHOLD VM exit is triggered by L2 guest and L1 interested in, we inject it into L1 VMM for handling. Reviewed-by: Paolo Bonzini <pbonzini@xxxxxxxxxx> Signed-off-by: Wanpeng Li <wanpeng.li@xxxxxxxxxxxxxxx> [Add PAGE_ALIGNED check, do not write useless virtual APIC page address if TPR shadowing is disabled. - Paolo] Signed-off-by: Paolo Bonzini <pbonzini@xxxxxxxxxx> -- You are receiving this mail because: You are watching the assignee of the bug. -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
