[sheepdog] [PATCH 2/6] sheep: use default nr_copies when no vdi is created

[MORITA Kazutaka]

Signed-off-by: MORITA Kazutaka <morita.kazutaka at lab.ntt.co.jp>
---
 sheep/vdi.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/sheep/vdi.c b/sheep/vdi.c
index 1f23415..8d32217 100644
--- a/sheep/vdi.c
+++ b/sheep/vdi.c
@@ -111,7 +111,12 @@ int get_req_copy_number(struct request *req)
 
 int get_max_copy_number(void)
 {
-	return uatomic_read(&max_copies);
+	int nr_copies = uatomic_read(&max_copies);
+
+	if (nr_copies == 0)
+		nr_copies = sys->nr_copies;
+
+	return nr_copies;
 }
 
 int add_vdi_copy_number(uint32_t vid, int nr_copies)
-- 
1.8.1.3.566.gaa39828