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e7d26f285b
This adds an implementation of the XICS hypercalls in real mode for HV KVM, which allows us to avoid exiting the guest MMU context on all threads for a variety of operations such as fetching a pending interrupt, EOI of messages, IPIs, etc. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Paul Mackerras <paulus@samba.org> Signed-off-by: Alexander Graf <agraf@suse.de>