Re: [PATCH] KVM: x86: Clear apic tsc-deadline after deadline

2014-08-19 Thread Paolo Bonzini
Il 18/08/2014 21:42, Nadav Amit ha scritto: > Intel SDM 10.5.4.1 says "When the timer generates an interrupt, it disarms > itself and clears the IA32_TSC_DEADLINE MSR". > > This patch clears the MSR upon timer interrupt delivery which delivered on > deadline mode. Since the MSR may be reconfigure

[PATCH] KVM: x86: Clear apic tsc-deadline after deadline

2014-08-18 Thread Nadav Amit
Intel SDM 10.5.4.1 says "When the timer generates an interrupt, it disarms itself and clears the IA32_TSC_DEADLINE MSR". This patch clears the MSR upon timer interrupt delivery which delivered on deadline mode. Since the MSR may be reconfigured while an interrupt is pending, causing the new value