svn commit: r327027 - head/sbin/reboot
Warner Losh
imp at FreeBSD.org
Wed Dec 20 16:02:13 UTC 2017
Author: imp
Date: Wed Dec 20 16:02:11 2017
New Revision: 327027
URL: https://svnweb.freebsd.org/changeset/base/327027
Log:
Flesh out the reason for the need for tmpfs a little.
Sponsored by: Netflix
Modified:
head/sbin/reboot/reboot.8
Modified: head/sbin/reboot/reboot.8
==============================================================================
--- head/sbin/reboot/reboot.8 Wed Dec 20 15:50:21 2017 (r327026)
+++ head/sbin/reboot/reboot.8 Wed Dec 20 16:02:11 2017 (r327027)
@@ -144,7 +144,10 @@ After changing vfs.root.mountfrom with
can be used to change the root filesystem while preserving kernel state.
This requires the
.Xr tmpfs 5
-kernel module to be loaded.
+kernel module to be loaded because
+.Xr init 8
+needs a place to store itself after the old root is unmounted, but
+before the new root is in place.
.El
.Pp
The
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