tune2fs-l: Add a test.

[libguestfs.git] / daemon / dropcaches.c

diff --git a/daemon/dropcaches.c b/daemon/dropcaches.c
index a818323..0da882c 100644 (file)
--- a/daemon/dropcaches.c
+++ b/daemon/dropcaches.c
@@ -13,7 +13,7 @@
  *
  * You should have received a copy of the GNU General Public License
  * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
 #include <config.h>
@@ -34,7 +34,10 @@ do_drop_caches (int what)
 {
   FILE *fp;
 
-  sync ();
+  if (sync_disks () == -1) {
+    reply_with_perror ("sync");
+    return -1;
+  }
 
   fp = fopen (PROCFILE, "w");
   if (fp == NULL) {