The log_cache_nb_elem was never incremented, resulting
in all dirty pages to be missed during live migration.
Fixes: c16915b87109 ("vhost: improve dirty pages logging performance")
Cc: sta...@dpdk.org
Reported-by: Peng He <xnhp0...@icloud.com>
Cc: Ilya Maximets <i.maxim...@samsung.com>
Signed-off-by: Maxime Coquelin <maxime.coque...@redhat.com>
---
lib/librte_vhost/vhost.h | 1 +
1 file changed, 1 insertion(+)
diff --git a/lib/librte_vhost/vhost.h b/lib/librte_vhost/vhost.h
index 528e01c8f..786a74f64 100644
--- a/lib/librte_vhost/vhost.h
+++ b/lib/librte_vhost/vhost.h
@@ -429,6 +429,7 @@ vhost_log_cache_page(struct virtio_net *dev, struct
vhost_virtqueue *vq,
vq->log_cache[i].offset = offset;
vq->log_cache[i].val = (1UL << bit_nr);
+ vq->log_cache_nb_elem++;
}
static __rte_always_inline void
--
2.14.3
