sunrpc: add rpc_count_iostats_idx

Add a call to tally stats for a task under a different statsidx than
what's contained in the task structure.

This is needed to properly account for pnfs reads/writes when the
DS nfs version != the MDS version.

Signed-off-by: Weston Andros Adamson <dros@primarydata.com>
Signed-off-by: Tom Haynes <Thomas.Haynes@primarydata.com>

diff --git a/include/linux/sunrpc/metrics.h b/include/linux/sunrpc/metrics.h
index eecb5a7..89f2ca1 100644 (file)
--- a/include/linux/sunrpc/metrics.h
+++ b/include/linux/sunrpc/metrics.h
@@ -79,6 +79,8 @@ struct rpc_clnt;
 struct rpc_iostats *   rpc_alloc_iostats(struct rpc_clnt *);
 void                   rpc_count_iostats(const struct rpc_task *,
                                          struct rpc_iostats *);
+void                   rpc_count_iostats_metrics(const struct rpc_task *,
+                                         struct rpc_iostats *);
 void                   rpc_print_iostats(struct seq_file *, struct rpc_clnt *);
 void                   rpc_free_iostats(struct rpc_iostats *);
 

diff --cc net/sunrpc/stats.c
Simple merge