Date: Wed, 20 Dec 2017 16:02:11 +0000 (UTC) From: Warner Losh <imp@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r327027 - head/sbin/reboot Message-ID: <201712201602.vBKG2BqG006028@repo.freebsd.org>
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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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