findmnt: flush stdout after each (un)(re)mount event, when polling.

Addresses: karelzak#407

diff --git a/misc-utils/findmnt.c b/misc-utils/findmnt.c
index aff2847288c90b31ea5a7d7edf7d9a183b0f2a2a..3984d440b2d0ce0a1b65a0fb95e0be1b393dfb1f 100644 (file)
--- a/misc-utils/findmnt.c
+++ b/misc-utils/findmnt.c
@@ -1142,6 +1142,7 @@ static int poll_table(struct libmnt_table *tb, const char *tabfile,
 
                if (count) {
                        rc = scols_table_print_range(table, NULL, NULL);
+                       fflush(stdout);
                        if (rc)
                                goto done;
                }