From mboxrd@z Thu Jan  1 00:00:00 1970
From: mwilck@suse.com
Subject: [PATCH 23/23] multipath-tools: mpath-tools.supp: file
	with valgrind suppressions
Date: Thu, 24 Sep 2020 15:40:54 +0200
Message-ID: <20200924134054.14632-24-mwilck@suse.com>
References: <20200924134054.14632-1-mwilck@suse.com>
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To: Christophe Varoqui <christophe.varoqui@opensvc.com>, Benjamin Marzinski <bmarzins@redhat.com>
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From: Martin Wilck <mwilck@suse.com>

These leaks are caused by other libraries (libsystemd, glibc,
libgcrypt) and should be ignored when debugging with valgrind

Usage example:

valgrind --suppressions=mpath-tools.supp \
    --leak-check=full --show-leak-kinds=all $COMMAND

Signed-off-by: Martin Wilck <mwilck@suse.com>
---
 third-party/valgrind/mpath-tools.supp | 33 +++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 third-party/valgrind/mpath-tools.supp

diff --git a/third-party/valgrind/mpath-tools.supp b/third-party/valgrind/mpath-tools.supp
new file mode 100644
index 0000000..621463a
--- /dev/null
+++ b/third-party/valgrind/mpath-tools.supp
@@ -0,0 +1,33 @@
+{
+   glibc _dlerror_run leak: https://stackoverflow.com/questions/1542457/memory-leak-reported-by-valgrind-in-dlopen
+   Memcheck:Leak
+   match-leak-kinds: reachable
+   fun:calloc
+   fun:_dlerror_run
+   fun:dlopen*
+}
+
+{
+   systemd mempools are never freed: https://bugzilla.redhat.com/show_bug.cgi?id=1215670
+   Memcheck:Leak
+   match-leak-kinds: reachable
+   fun:malloc
+   fun:mempool_alloc_tile
+   fun:mempool_alloc0_tile
+   fun:hashmap_base_new
+   fun:hashmap_base_ensure_allocated
+}
+
+{
+   libgcrypt library initialization
+   Memcheck:Leak
+   match-leak-kinds: reachable
+   fun:malloc
+   ...
+   fun:_gcry_xmalloc
+   ...
+   fun:global_init.*
+   ...
+   fun:_dl_init
+}
+
-- 
2.28.0