3 files changed, 13 insertions, 1 deletions
diff --git a/libglusterfs/src/glusterfs/glusterfs.h b/libglusterfs/src/glusterfs/glusterfs.h
index 9d140c18ee3..ebec8898cf1 100644
--- a/libglusterfs/src/glusterfs/glusterfs.h
+++ b/libglusterfs/src/glusterfs/glusterfs.h
@@ -592,6 +592,10 @@ struct _glusterfs_graph {
     int used; /* Should be set when fuse gets
                         first CHILD_UP */
     uint32_t volfile_checksum;
+    void *last_xl; /* Stores the last xl of the graph, as of now only populated
+                      in client multiplexed code path */
+    pthread_mutex_t mutex;
+    pthread_cond_t child_down_cond; /* for broadcasting CHILD_DOWN */
 };
 typedef struct _glusterfs_graph glusterfs_graph_t;
 
@@ -734,6 +738,7 @@ typedef struct {
     char volfile_checksum[SHA256_DIGEST_LENGTH];
     char vol_id[NAME_MAX + 1];
     struct list_head volfile_list;
+    glusterfs_graph_t *graph;
 
 } gf_volfile_t;
 
@@ -817,4 +822,6 @@ gf_free_mig_locks(lock_migration_info_t *locks);
 
 int
 glusterfs_read_secure_access_file(void);
+int
+glusterfs_graph_fini(glusterfs_graph_t *graph);
 #endif /* _GLUSTERFS_H */
diff --git a/libglusterfs/src/glusterfs/libglusterfs-messages.h b/libglusterfs/src/glusterfs/libglusterfs-messages.h
index e17e33e06fb..ea2aa606470 100644
--- a/libglusterfs/src/glusterfs/libglusterfs-messages.h
+++ b/libglusterfs/src/glusterfs/libglusterfs-messages.h
@@ -109,6 +109,8 @@ GLFS_MSGID(
     LG_MSG_PTHREAD_ATTR_INIT_FAILED, LG_MSG_INVALID_INODE_LIST,
     LG_MSG_COMPACT_FAILED, LG_MSG_COMPACT_STATUS, LG_MSG_UTIMENSAT_FAILED,
     LG_MSG_PTHREAD_NAMING_FAILED, LG_MSG_SYSCALL_RETURNS_WRONG,
-    LG_MSG_XXH64_TO_GFID_FAILED, LG_MSG_ASYNC_WARNING, LG_MSG_ASYNC_FAILURE);
+    LG_MSG_XXH64_TO_GFID_FAILED, LG_MSG_ASYNC_WARNING, LG_MSG_ASYNC_FAILURE,
+    LG_MSG_GRAPH_CLEANUP_FAILED, LG_MSG_GRAPH_SETUP_FAILED,
+    LG_MSG_GRAPH_DETACH_STARTED, LG_MSG_GRAPH_ATTACH_FAILED);
 
 #endif /* !_LG_MESSAGES_H_ */
diff --git a/libglusterfs/src/glusterfs/xlator.h b/libglusterfs/src/glusterfs/xlator.h
index acd8be0913a..90396f93431 100644
--- a/libglusterfs/src/glusterfs/xlator.h
+++ b/libglusterfs/src/glusterfs/xlator.h
@@ -1087,4 +1087,7 @@ handle_default_options(xlator_t *xl, dict_t *options);
 
 void
 gluster_graph_take_reference(xlator_t *tree);
+
+gf_boolean_t
+mgmt_is_multiplexed_daemon(char *name);
 #endif /* _XLATOR_H */