mount: add debug logging for the case when we knowingly ignore an error

2017-07-10 21:41:02 +02:00
parent 5c6803f5bd
commit a53dceb709
1 changed files with 3 additions and 1 deletions
@@ -779,8 +779,10 @@ static int find_loop_device(const char *backing_file, char **loop_dev) {
                        return -ENOMEM;

                r = read_one_line_file(sys, &fname);
-                if (r < 0)
+                if (r < 0) {
+                        log_debug_errno(r, "Failed to read %s, ignoring: %m", sys);
                        continue;
+                }

                if (files_same(fname, backing_file, 0) <= 0)
                        continue;