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-rw-r--r--hw/block/virtio-blk.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/hw/block/virtio-blk.c b/hw/block/virtio-blk.c
index 66ab0b19c8..b1532e4e91 100644
--- a/hw/block/virtio-blk.c
+++ b/hw/block/virtio-blk.c
@@ -949,6 +949,13 @@ static void virtio_blk_device_realize(DeviceState *dev, Error **errp)
blkconf_blocksizes(&conf->conf);
+ if (conf->conf.logical_block_size >
+ conf->conf.physical_block_size) {
+ error_setg(errp,
+ "logical_block_size > physical_block_size not supported");
+ return;
+ }
+
virtio_init(vdev, "virtio-blk", VIRTIO_ID_BLOCK,
sizeof(struct virtio_blk_config));