rbd-fuse: fix usage of conn->want

Fix usage of conn->want and FUSE_CAP_BIG_WRITES. Both need libfuse
version >= 2.8. Encapsulate the related code line into a check for
the needed FUSE_VERSION as already done in ceph-fuse in some cases.

Signed-off-by: Danny Al-Gaaf <danny.al-gaaf@bisect.de>

diff --git a/src/rbd_fuse/rbd-fuse.c b/src/rbd_fuse/rbd-fuse.c
index b3e318f0781e4afedd7bfb1e2eaec21d463c5243..c204463b8787234e6a3469daf3b65bb1260bf29f 100644 (file)
--- a/src/rbd_fuse/rbd-fuse.c
+++ b/src/rbd_fuse/rbd-fuse.c
@@ -461,8 +461,9 @@ rbdfs_init(struct fuse_conn_info *conn)
        ret = rados_ioctx_create(cluster, pool_name, &ioctx);
        if (ret < 0)
                exit(91);
-
+#if FUSE_VERSION >= FUSE_MAKE_VERSION(2, 8)
        conn->want |= FUSE_CAP_BIG_WRITES;
+#endif
        gotrados = 1;
 
        // init's return value shows up in fuse_context.private_data,