KVM: stats: Add VM stat for remote tlb flush requests
Add a new stat that counts the number of times a remote TLB flush is
requested, regardless of whether it kicks vCPUs out of guest mode. This
allows us to look at how often flushes are initiated.
Unlike remote_tlb_flush, this one applies to ARM's instruction-set-based
TLB flush implementation, so apply it there too.
Original-by: David Matlack <firstname.lastname@example.org>
Signed-off-by: Jing Zhang <email@example.com>
Signed-off-by: Paolo Bonzini <firstname.lastname@example.org>
4 files changed