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authorIgor Redko <redkoi@virtuozzo.com>2016-03-17 14:19:08 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-03-17 15:09:34 -0700
commit5057dcd0f1aaad57e07e728ba20a99e205c6b9de (patch)
tree2c8a3d6fc364777226e03a664e2b824ad8f5dfe1 /arch/ia64/mm
parentd02bd27bd33dd7e8d22594cd568b81be0cb584cd (diff)
virtio_balloon: export 'available' memory to balloon statistics
Add a new field, VIRTIO_BALLOON_S_AVAIL, to virtio_balloon memory statistics protocol, corresponding to 'Available' in /proc/meminfo. It indicates to the hypervisor how big the balloon can be inflated without pushing the guest system to swap. Signed-off-by: Igor Redko <redkoi@virtuozzo.com> Signed-off-by: Denis V. Lunev <den@openvz.org> Reviewed-by: Roman Kagan <rkagan@virtuozzo.com> Cc: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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