From 70ce400a8b4e0f5a20e6ea9877784998cdbb9a2d Mon Sep 17 00:00:00 2001
From: Sage Weil <sage@redhat.com>
Date: Tue, 9 Sep 2014 13:38:49 -0700
Subject: [PATCH] osd/ClassHandler: improve error logging

Fixes: #9365
Signed-off-by: Sage Weil <sage@redhat.com>
---
 src/osd/ClassHandler.cc | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/osd/ClassHandler.cc b/src/osd/ClassHandler.cc
index b1afe1e0626e..5c6c5fe9cabe 100644
--- a/src/osd/ClassHandler.cc
+++ b/src/osd/ClassHandler.cc
@@ -107,8 +107,12 @@ int ClassHandler::_load_class(ClassData *cls)
 
     struct stat st;
     int r = ::stat(fname, &st);
-    if (r < 0)
-      return -errno;
+    if (r < 0) {
+      r = -errno;
+      dout(0) << __func__ << " could not stat class " << fname
+	      << ": " << cpp_strerror(r) << dendl;
+      return r;
+    }
 
     cls->handle = dlopen(fname, RTLD_NOW);
     if (!cls->handle) {
-- 
2.47.3