Signed-off-by: Benoit Canet <[email protected]>
---
block/quorum.c | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/block/quorum.c b/block/quorum.c
index 9da0432..5cd7083 100644
--- a/block/quorum.c
+++ b/block/quorum.c
@@ -118,12 +118,29 @@ static void quorum_close(BlockDriverState *bs)
}
}
+static int64_t quorum_getlength(BlockDriverState *bs)
+{
+ BDRVQuorumState *s = bs->opaque;
+ int i;
+ int64_t ret;
+
+ /* return the length of the first available quorum file */
+ for (i = 0, ret = bdrv_getlength(s->bs[i]);
+ ret == -ENOMEDIUM && i <= 2;
+ i++, ret = bdrv_getlength(s->bs[i])) {
+ }
+
+ return ret;
+}
+
static BlockDriver bdrv_quorum = {
.format_name = "quorum",
.protocol_name = "quorum",
.instance_size = sizeof(BDRVQuorumState),
+ .bdrv_getlength = quorum_getlength,
+
.bdrv_file_open = quorum_open,
.bdrv_close = quorum_close,
};
--
1.7.9.5
