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authorTomáš Golembiovský <tgolembi@redhat.com>2017-12-05 13:14:46 +0100
committerMichael S. Tsirkin <mst@redhat.com>2018-02-13 18:29:35 +0200
commitbf1e7140ef0b3a149860ab9f05b36665133238f6 (patch)
treea7d0b654f3d3f5c5284ce0bfd0663cda9fb2b3a3
parente89e7ea620f866ab42cbaa2de964552a3d2f7494 (diff)
virtio-balloon: include statistics of disk/file caches
Signed-off-by: Tomáš Golembiovský <tgolembi@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
-rw-r--r--hw/virtio/virtio-balloon.c1
-rw-r--r--include/standard-headers/linux/virtio_balloon.h3
2 files changed, 3 insertions, 1 deletions
diff --git a/hw/virtio/virtio-balloon.c b/hw/virtio/virtio-balloon.c
index f2104bfcef..179c8f5768 100644
--- a/hw/virtio/virtio-balloon.c
+++ b/hw/virtio/virtio-balloon.c
@@ -50,6 +50,7 @@ static const char *balloon_stat_names[] = {
[VIRTIO_BALLOON_S_MEMFREE] = "stat-free-memory",
[VIRTIO_BALLOON_S_MEMTOT] = "stat-total-memory",
[VIRTIO_BALLOON_S_AVAIL] = "stat-available-memory",
+ [VIRTIO_BALLOON_S_CACHES] = "stat-disk-caches",
[VIRTIO_BALLOON_S_NR] = NULL
};
diff --git a/include/standard-headers/linux/virtio_balloon.h b/include/standard-headers/linux/virtio_balloon.h
index 9d06ccd066..7b0a41b8fc 100644
--- a/include/standard-headers/linux/virtio_balloon.h
+++ b/include/standard-headers/linux/virtio_balloon.h
@@ -52,7 +52,8 @@ struct virtio_balloon_config {
#define VIRTIO_BALLOON_S_MEMFREE 4 /* Total amount of free memory */
#define VIRTIO_BALLOON_S_MEMTOT 5 /* Total amount of memory */
#define VIRTIO_BALLOON_S_AVAIL 6 /* Available memory as in /proc */
-#define VIRTIO_BALLOON_S_NR 7
+#define VIRTIO_BALLOON_S_CACHES 7 /* Disk caches */
+#define VIRTIO_BALLOON_S_NR 8
/*
* Memory statistics structure.