diff options
Diffstat (limited to 'hw/mem/pc-dimm.c')
-rw-r--r-- | hw/mem/pc-dimm.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/hw/mem/pc-dimm.c b/hw/mem/pc-dimm.c index 506fe0d2a8..2bae994667 100644 --- a/hw/mem/pc-dimm.c +++ b/hw/mem/pc-dimm.c @@ -25,6 +25,7 @@ #include "sysemu/numa.h" #include "sysemu/kvm.h" #include "trace.h" +#include "hw/virtio/vhost.h" typedef struct pc_dimms_capacity { uint64_t size; @@ -96,6 +97,12 @@ void pc_dimm_memory_plug(DeviceState *dev, MemoryHotplugState *hpms, goto out; } + if (!vhost_has_free_slot()) { + error_setg(&local_err, "a used vhost backend has no free" + " memory slots left"); + goto out; + } + memory_region_add_subregion(&hpms->mr, addr - hpms->base, mr); vmstate_register_ram(mr, dev); numa_set_mem_node_id(addr, memory_region_size(mr), dimm->node); |