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-rw-r--r--include/linux/sunrpc/metrics.h12
-rw-r--r--include/linux/sunrpc/svc.h9
-rw-r--r--include/linux/sunrpc/xprt.h1
3 files changed, 18 insertions, 4 deletions
diff --git a/include/linux/sunrpc/metrics.h b/include/linux/sunrpc/metrics.h
index 8f96e9dc369..77f78e56c48 100644
--- a/include/linux/sunrpc/metrics.h
+++ b/include/linux/sunrpc/metrics.h
@@ -69,9 +69,21 @@ struct rpc_clnt;
/*
* EXPORTed functions for managing rpc_iostats structures
*/
+
+#ifdef CONFIG_PROC_FS
+
struct rpc_iostats * rpc_alloc_iostats(struct rpc_clnt *);
void rpc_count_iostats(struct rpc_task *);
void rpc_print_iostats(struct seq_file *, struct rpc_clnt *);
void rpc_free_iostats(struct rpc_iostats *);
+#else /* CONFIG_PROC_FS */
+
+static inline struct rpc_iostats *rpc_alloc_iostats(struct rpc_clnt *clnt) { return NULL; }
+static inline void rpc_count_iostats(struct rpc_task *task) {}
+static inline void rpc_print_iostats(struct seq_file *seq, struct rpc_clnt *clnt) {}
+static inline void rpc_free_iostats(struct rpc_iostats *stats) {}
+
+#endif /* CONFIG_PROC_FS */
+
#endif /* _LINUX_SUNRPC_METRICS_H */
diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h
index 50cab2a09f2..50356438454 100644
--- a/include/linux/sunrpc/svc.h
+++ b/include/linux/sunrpc/svc.h
@@ -197,15 +197,16 @@ svc_take_res_page(struct svc_rqst *rqstp)
return rqstp->rq_respages[rqstp->rq_resused++];
}
-static inline int svc_take_page(struct svc_rqst *rqstp)
+static inline void svc_take_page(struct svc_rqst *rqstp)
{
- if (rqstp->rq_arghi <= rqstp->rq_argused)
- return -ENOMEM;
+ if (rqstp->rq_arghi <= rqstp->rq_argused) {
+ WARN_ON(1);
+ return;
+ }
rqstp->rq_arghi--;
rqstp->rq_respages[rqstp->rq_resused] =
rqstp->rq_argpages[rqstp->rq_arghi];
rqstp->rq_resused++;
- return 0;
}
static inline void svc_pushback_allpages(struct svc_rqst *rqstp)
diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h
index 7eebbab7160..e8bbe8118de 100644
--- a/include/linux/sunrpc/xprt.h
+++ b/include/linux/sunrpc/xprt.h
@@ -53,6 +53,7 @@ struct rpc_timeout {
struct rpc_task;
struct rpc_xprt;
+struct seq_file;
/*
* This describes a complete RPC request