SUNRPC: Add address family field to svc_serv data structure

Introduce and initialize an address family field in the svc_serv structure.

This field will determine what family to use for the service's listener
sockets and what families are advertised via the local rpcbind daemon.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>

1 files changed, 5 insertions, 4 deletions

diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h
index dc69068d94c7..23143f38b121 100644
--- a/include/linux/sunrpc/svc.h
+++ b/include/linux/sunrpc/svc.h
@@ -66,6 +66,7 @@ struct svc_serv {
         struct list_head        sv_tempsocks;   /* all temporary sockets */
         int                     sv_tmpcnt;      /* count of temporary sockets */
         struct timer_list       sv_temptimer;   /* timer for aging temporary sockets */
+        sa_family_t             sv_family;      /* listener's address family */
 
         char *                  sv_name;        /* service name */
 
@@ -381,14 +382,14 @@ struct svc_procedure {
 /*
  * Function prototypes.
  */
-struct svc_serv *  svc_create(struct svc_program *, unsigned int,
-                              void (*shutdown)(struct svc_serv*));
+struct svc_serv *svc_create(struct svc_program *, unsigned int, sa_family_t,
+                            void (*shutdown)(struct svc_serv *));
 struct svc_rqst *svc_prepare_thread(struct svc_serv *serv,
                                         struct svc_pool *pool);
 void               svc_exit_thread(struct svc_rqst *);
 struct svc_serv *  svc_create_pooled(struct svc_program *, unsigned int,
-                        void (*shutdown)(struct svc_serv*), svc_thread_fn,
-                        struct module *);
+                        sa_family_t, void (*shutdown)(struct svc_serv *),
+                        svc_thread_fn, struct module *);
 int                svc_set_num_threads(struct svc_serv *, struct svc_pool *, int);
 void               svc_destroy(struct svc_serv *);
 int                svc_process(struct svc_rqst *);