From ef759a2e54ed434b2f72b52a14edecd6d4eadf74 Mon Sep 17 00:00:00 2001
From: Chuck Lever <cel@netapp.com>
Date: Mon, 20 Mar 2006 13:44:17 -0500
Subject: [PATCH] SUNRPC: introduce per-task RPC iostats

Account for various things that occur while an RPC task is executed.
Separate timers for RPC round trip and RPC execution time show how
long RPC requests wait in queue before being sent.  Eventually these
will be accumulated at xprt_release time in one place where they can
be viewed from userland.

Test plan:
Compile kernel with CONFIG_NFS enabled.

Signed-off-by: Chuck Lever <cel@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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