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Add 'zfs umount -u' for encrypted datasets

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This patch adds the ability for the user to unload keys for
datasets as they are being unmounted. This is analogous to
'zfs mount -l'.

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Alek Pinchuk <apinchuk@datto.com>
Signed-off-by: Tom Caputi <tcaputi@datto.com>
Closes: #8917
Closes: #8952
This commit is contained in:
Tom Caputi
2019-06-28 15:38:37 -04:00
committed by Brian Behlendorf
parent 679b0f2abf
commit 765d1f0644
6 changed files with 125 additions and 13 deletions
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man/man8/zfs.8
+8 -5
View File
@@ -182,7 +182,7 @@
.Fl a | Ar filesystem
.Nm
.Cm unmount
.Op Fl f
.Op Fl fu
.Fl a | Ar filesystem Ns | Ns Ar mountpoint
.Nm
.Cm share
@@ -3462,7 +3462,7 @@ Attempt to force mounting of all filesystems, even those that couldn't normally
.It Xo
.Nm
.Cm unmount
.Op Fl f
.Op Fl fu
.Fl a | Ar filesystem Ns | Ns Ar mountpoint
.Xc
Unmounts currently mounted ZFS file systems.
@@ -3470,13 +3470,16 @@ Unmounts currently mounted ZFS file systems.
.It Fl a
Unmount all available ZFS file systems.
Invoked automatically as part of the shutdown process.
.It Fl f
Forcefully unmount the file system, even if it is currently in use.
.El
.It Fl u
Unload keys for any encryption roots unmounted by this command.
.El
.It Ar filesystem Ns | Ns Ar mountpoint
Unmount the specified filesystem.
The command can also be given a path to a ZFS file system mount point on the
system.
.It Fl f
Forcefully unmount the file system, even if it is currently in use.
.El
.It Xo
.Nm
.Cm share