tree 67561bbc829d93efa5316c246ec84fe2f2493236
parent 56028d0861e48f7cc9c573d79f2d8a0a933a2bba
author Gleb Natapov <gleb@redhat.com> 1287408143 +0200
committer Avi Kivity <avi@redhat.com> 1294824188 +0200

KVM: Add memory slot versioning and use it to provide fast guest write interface

Keep track of memslots changes by keeping generation number in memslots
structure. Provide kvm_write_guest_cached() function that skips
gfn_to_hva() translation if memslots was not changed since previous
invocation.

Acked-by: Rik van Riel <riel@redhat.com>
Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>