svn commit: r338639 - head/sbin/umount
Mateusz Guzik
mjg at FreeBSD.org
Thu Sep 13 13:57:43 UTC 2018
Author: mjg
Date: Thu Sep 13 13:57:42 2018
New Revision: 338639
URL: https://svnweb.freebsd.org/changeset/base/338639
Log:
umount: remove sync(2) call when used with -f
It completely unnecessarily iterates over all filesystems and happens
to be executed a lot e.g. by synth.
Reviewed by: kib
Approved by: re (gjb)
Differential Revision: https://reviews.freebsd.org/D17143
Modified:
head/sbin/umount/umount.c
Modified: head/sbin/umount/umount.c
==============================================================================
--- head/sbin/umount/umount.c Thu Sep 13 10:18:50 2018 (r338638)
+++ head/sbin/umount/umount.c Thu Sep 13 13:57:42 2018 (r338639)
@@ -136,10 +136,6 @@ main(int argc, char *argv[])
if ((fflag & MNT_FORCE) != 0 && (fflag & MNT_NONBUSY) != 0)
err(1, "-f and -n are mutually exclusive");
- /* Start disks transferring immediately. */
- if ((fflag & (MNT_FORCE | MNT_NONBUSY)) == 0 && nfsforce == 0)
- sync();
-
if ((argc == 0 && !all) || (argc != 0 && all))
usage();
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