am-utils-6.2 - add debug log trace to NFSv3 readdirplus

From: Ian Kent <raven@themaw.net>

Add log trace print to NFSv3 readdirplus for debuging purposes.

Signed-off-by: Ian Kent <raven@themaw.net>
---
 amd/nfs_subr.c |    3 +++
 1 file changed, 3 insertions(+)

diff --git a/amd/nfs_subr.c b/amd/nfs_subr.c
index 30effba..ef07a4a 100644
--- a/amd/nfs_subr.c
+++ b/amd/nfs_subr.c
@@ -1642,6 +1642,9 @@ am_nfs3_readdirplus_3_svc(am_READDIRPLUS3args *argp, struct svc_req *rqstp)
   am_node *mp;
   int retry;
 
+  if (amuDebug(D_TRACE))
+    plog(XLOG_DEBUG, "readdirplus_3:");
+
   mp = fh3_to_mp3(dir, &retry, VLOOK_CREATE);
   if (mp == NULL) {
     if (retry < 0) {