doc: add procinfo restriction with shared library

added note category to procinfo guide, to intimate users in shared
library mode. Procinfo requires same NIC libraries to probe the NIC
devices as Primary Application.

Signed-off-by: Vipin Varghese <vipin.varghese@intel.com>
Acked-by: Marko Kovacevic <marko.kovacevic@intel.com>

diff --git a/doc/guides/tools/proc_info.rst b/doc/guides/tools/proc_info.rst
index 1b81a78..7a90e26 100644 (file)
--- a/doc/guides/tools/proc_info.rst
+++ b/doc/guides/tools/proc_info.rst
@@ -42,6 +42,13 @@ dump_cfg.
 
     dpdk-procinfo should run alongside primary process with same DPDK version.
 
+.. note::
+
+   When running `dpdk-procinfo`` with shared library mode, it is required to
+   pass the same NIC PMD libraries as used for the primary application. Any
+   mismatch in PMD library arguments can lead to undefined behaviour and results
+   affecting primary application too.
+
 Running the Application
 -----------------------
 The application has a number of command line options: