[dlclose] add logging messages around unloading libraries

Signed-off-by: Fabio M. Di Nitto <fdinitto@redhat.com>
kronosnet · Sep 14, 2017 · f13fb2f · f13fb2f
1 parent 728e105
commit f13fb2f
Show file tree

Hide file tree

Showing 2 changed files with 9 additions and 3 deletions.
diff --git a/libknet/compress.c b/libknet/compress.c
@@ -338,7 +338,9 @@ void compress_fini(
 			}
 			compress_modules_cmds[idx].libref--;
 
-			if (compress_modules_cmds[idx].libref == 0) {
+			if ((compress_modules_cmds[idx].libref == 0) &&
+			    (compress_modules_cmds[idx].loaded == 1)) {
+				log_debug(knet_h, KNET_SUB_COMPRESS, "Unloading %s library", compress_modules_cmds[idx].model_name);
 				compress_modules_cmds[idx].unload_lib(knet_h);
 				compress_modules_cmds[idx].loaded = 0;
 			}

diff --git a/libknet/crypto.c b/libknet/crypto.c
@@ -155,7 +155,9 @@ int crypto_init(
 		free(knet_h->crypto_instance);
 		knet_h->crypto_instance = NULL;
 	}
-	if (crypto_modules_cmds[model].libref == 0) {
+	if ((crypto_modules_cmds[model].libref == 0) &&
+	    (crypto_modules_cmds[model].loaded == 1)) {
+		log_debug(knet_h, KNET_SUB_CRYPTO, "Unloading %s library", crypto_modules_cmds[model].model_name);
 		crypto_modules_cmds[model].unload_lib(knet_h);
 		crypto_modules_cmds[model].loaded = 0;
 	}
@@ -185,7 +187,9 @@ void crypto_fini(
 		knet_h->crypto_instance = NULL;
 		crypto_modules_cmds[model].libref--;
 
-		if (crypto_modules_cmds[model].libref == 0) {
+		if ((crypto_modules_cmds[model].libref == 0) &&
+		    (crypto_modules_cmds[model].loaded == 1)) {
+			log_debug(knet_h, KNET_SUB_CRYPTO, "Unloading %s library", crypto_modules_cmds[model].model_name);
 			crypto_modules_cmds[model].unload_lib(knet_h);
 			crypto_modules_cmds[model].loaded = 0;
 		}