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OpenCloudOS-Kernel
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4 Commits

Author SHA1 Message Date
Liu, Jinsong a3e06bbe84 KVM: emulate lapic tsc deadline timer for guest 
This patch emulate lapic tsc deadline timer for guest:
Enumerate tsc deadline timer capability by CPUID;
Enable tsc deadline timer mode by lapic MMIO;
Start tsc deadline timer by WRMSR;

[jan: use do_div()]
[avi: fix for !irqchip_in_kernel()]
[marcelo: another fix for !irqchip_in_kernel()]

Signed-off-by: Liu, Jinsong <jinsong.liu@intel.com>
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
 2011-10-05 15:34:56 +02:00
Andrea Gelmini 0fc5c3a54d KVM: arch/x86/kvm/kvm_timer.h checkpatch cleanup 
arch/x86/kvm/kvm_timer.h:13: ERROR: code indent should use tabs where possible

Signed-off-by: Andrea Gelmini <andrea.gelmini@gelma.net>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
 2010-05-17 12:14:42 +03:00
Gleb Natapov 1ed0ce000a KVM: Use pointer to vcpu instead of vcpu_id in timer code. 
Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
 2009-09-10 08:32:52 +03:00
Marcelo Tosatti d3c7b77d1a KVM: unify part of generic timer handling 
Hide the internals of vcpu awakening / injection from the in-kernel
emulated timers. This makes future changes in this logic easier and
decreases the distance to more generic timer handling.

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
 2009-06-10 11:48:25 +03:00