From: Dmitry Zogin <dmitry.zoguine@oracle.com>
Date: Fri, 20 Aug 2010 14:50:07 +0000 (+0400)
Subject: b=17682 Improve debug capability for production systems
X-Git-Tag: 2.0.51.0~46
X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=commitdiff_plain;h=98ddf37c044e0db6a0009d1ed296dd42cae1661d

b=17682 Improve debug capability for production systems

 Add a warning, when debug/subsystem_debug masks are set by
 numerical values, rather than by symbolic names.
---

diff --git a/libcfs/libcfs/debug.c b/libcfs/libcfs/debug.c
index f8da94a..be2db8e 100644
--- a/libcfs/libcfs/debug.c
+++ b/libcfs/libcfs/debug.c
@@ -316,6 +316,8 @@ libcfs_debug_str2mask(int *mask, const char *str, int is_subsys)
 
         if ((t = sscanf(str, "%i%n", &m, &matched)) >= 1 &&
             matched == n) {
+                CWARN("You are trying to use a numerical value for the mask -"
+                      " this will be deprecated in a future release.\n");
                 *mask = m;
                 return 0;
         }