linux.git/arch/x86/hyperv/nested.c, branch v4.19 Linux kernel source tree X86/Hyper-V: Add hyperv_nested_flush_guest_mapping ftrace support 2018-08-06T15:59:05+00:00 Tianyu Lan Tianyu.Lan@microsoft.com 2018-07-19T08:40:12+00:00 60cfce4c4f6f6741882032ee6f895e835533a16b 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> 
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>
X86/Hyper-V: Add flush HvFlushGuestPhysicalAddressSpace hypercall support 2018-08-06T15:59:04+00:00 Tianyu Lan Tianyu.Lan@microsoft.com 2018-07-19T08:40:06+00:00 eb914cfe72f4c948b2318b1381f6d2e08d43b63c 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> 
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>