KVM: arm64: Save chosen hyp vector to a percpu variable
Introduce a percpu variable to hold the address of the selected hyp vector that will be used with guests. This avoids the selection process each time a guest is being entered and can be used by nVHE when a separate vector is introduced for the host. Signed-off-by:Andrew Scull <ascull@google.com> Signed-off-by:
Marc Zyngier <maz@kernel.org> Link: https://lore.kernel.org/r/20200915104643.2543892-6-ascull@google.com
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