selinux: also profile memory usage

diff --git a/src/label.c b/src/label.c
index 5157b790d284de06a50306d1216c7c31999edb12..b7bb03322fbc49693d8d7069a66ba523833ec862 100644 (file)
--- a/src/label.c
+++ b/src/label.c
@@ -22,6 +22,7 @@
 #include <errno.h>
 #include <sys/stat.h>
 #include <unistd.h>
+#include <malloc.h>
 
 #include "label.h"
 #include "util.h"
@@ -48,6 +49,7 @@ int label_init(void) {
 
 #ifdef HAVE_SELINUX
         usec_t n;
+        struct mallinfo before;
 
         if (!use_selinux())
                 return 0;
@@ -55,7 +57,9 @@ int label_init(void) {
         if (label_hnd)
                 return 0;
 
+        before = mallinfo();
         n = now(CLOCK_MONOTONIC);
+
         label_hnd = selabel_open(SELABEL_CTX_FILE, NULL, 0);
         if (!label_hnd) {
                 log_full(security_getenforce() == 1 ? LOG_ERR : LOG_DEBUG,
@@ -63,12 +67,18 @@ int label_init(void) {
                 r = security_getenforce() == 1 ? -errno : 0;
         } else  {
                 char buf[FORMAT_TIMESPAN_MAX];
+                struct mallinfo after;
+                int l;
 
                 n = now(CLOCK_MONOTONIC) - n;
-                log_info("Successfully loaded SELinux database in %s.",
-                         format_timespan(buf, sizeof(buf), n));
-        }
+                after = mallinfo();
 
+                l = after.uordblks > before.uordblks ? after.uordblks - before.uordblks : 0;
+
+                log_info("Successfully loaded SELinux database in %s, size on heap is %iK.",
+                         format_timespan(buf, sizeof(buf), n),
+                         l/1024);
+        }
 #endif
 
         return r;