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| author |   NeilBrown <neilb@suse.com> | 2019-05-30 10:41:28 +1000 |
|---|---|---|
| committer |   Trond Myklebust <trond.myklebust@hammerspace.com> | 2019-07-06 14:54:51 -0400 |
| commit | 10db56917bcb80e70bbcd443d78bbfcb0b1e0652 (patch) | |
| tree | 4f77a4f6ad95339b2676116c0b8669b091255360 | |
| parent | NFS: send state management on a single connection. (diff) | |
| download | linux-dev-10db56917bcb80e70bbcd443d78bbfcb0b1e0652.tar.xz linux-dev-10db56917bcb80e70bbcd443d78bbfcb0b1e0652.zip | |
SUNRPC: enhance rpc_clnt_show_stats() to report on all xprts.
Now that a client can have multiple xprts, we need to
report the statistics for all of them.
Reported-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: NeilBrown <neilb@suse.com>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
| -rw-r--r-- | net/sunrpc/stats.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/net/sunrpc/stats.c b/net/sunrpc/stats.c index 2b6dc7e5f74f..d26df6074bca 100644 --- a/net/sunrpc/stats.c +++ b/net/sunrpc/stats.c @@ -236,9 +236,16 @@ static void _print_rpc_iostats(struct seq_file *seq, struct rpc_iostats *stats, ktime_to_ms(stats->om_execute)); } +static int do_print_stats(struct rpc_clnt *clnt, struct rpc_xprt *xprt, void *seqv) +{ + struct seq_file *seq = seqv; + + xprt->ops->print_stats(xprt, seq); + return 0; +} + void rpc_clnt_show_stats(struct seq_file *seq, struct rpc_clnt *clnt) { - struct rpc_xprt *xprt; unsigned int op, maxproc = clnt->cl_maxproc; if (!clnt->cl_metrics) @@ -248,11 +255,7 @@ void rpc_clnt_show_stats(struct seq_file *seq, struct rpc_clnt *clnt) seq_printf(seq, "p/v: %u/%u (%s)\n", clnt->cl_prog, clnt->cl_vers, clnt->cl_program->name); - rcu_read_lock(); - xprt = rcu_dereference(clnt->cl_xprt); - if (xprt) - xprt->ops->print_stats(xprt, seq); - rcu_read_unlock(); + rpc_clnt_iterate_for_each_xprt(clnt, do_print_stats, seq); seq_printf(seq, "\tper-op statistics\n"); for (op = 0; op < maxproc; op++) { |