torvalds/linux
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2 Commits

Author SHA1 Message Date
Tianyu Lan
60cfce4c4f X86/Hyper-V: Add hyperv_nested_flush_guest_mapping ftrace support 
This patch is to add hyperv_nested_flush_guest_mapping support to trace
hvFlushGuestPhysicalAddressSpace hypercall.

Signed-off-by: Lan Tianyu <Tianyu.Lan@microsoft.com>
Acked-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
 2018-08-06 17:59:05 +02:00
Tianyu Lan
eb914cfe72 X86/Hyper-V: Add flush HvFlushGuestPhysicalAddressSpace hypercall support 
Hyper-V supports a pv hypercall HvFlushGuestPhysicalAddressSpace to
flush nested VM address space mapping in l1 hypervisor and it's to
reduce overhead of flushing ept tlb among vcpus. This patch is to
implement it.

Signed-off-by: Lan Tianyu <Tianyu.Lan@microsoft.com>
Acked-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
 2018-08-06 17:59:04 +02:00