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-rw-r--r--cmd/zfs/zfs_main.c6
-rw-r--r--man/man8/zfs.831
2 files changed, 31 insertions, 6 deletions
diff --git a/cmd/zfs/zfs_main.c b/cmd/zfs/zfs_main.c
index 84073435e..5b469cfc7 100644
--- a/cmd/zfs/zfs_main.c
+++ b/cmd/zfs/zfs_main.c
@@ -1903,9 +1903,13 @@ zfs_do_inherit(int argc, char **argv)
if (prop == ZFS_PROP_QUOTA ||
prop == ZFS_PROP_RESERVATION ||
prop == ZFS_PROP_REFQUOTA ||
- prop == ZFS_PROP_REFRESERVATION)
+ prop == ZFS_PROP_REFRESERVATION) {
(void) fprintf(stderr, gettext("use 'zfs set "
"%s=none' to clear\n"), propname);
+ (void) fprintf(stderr, gettext("use 'zfs "
+ "inherit -S %s' to revert to received "
+ "value\n"), propname);
+ }
return (1);
}
if (received && (prop == ZFS_PROP_VOLSIZE ||
diff --git a/man/man8/zfs.8 b/man/man8/zfs.8
index eaf4709fe..a4f8aa276 100644
--- a/man/man8/zfs.8
+++ b/man/man8/zfs.8
@@ -117,7 +117,7 @@ zfs \- configures ZFS file systems
.LP
.nf
-\fBzfs\fR \fBinherit\fR [\fB-r\fR] \fIproperty\fR \fIfilesystem\fR|\fIvolume|snapshot\fR ...
+\fBzfs\fR \fBinherit\fR [\fB-rS\fR] \fIproperty\fR \fIfilesystem\fR|\fIvolume|snapshot\fR ...
.fi
.LP
@@ -2128,7 +2128,7 @@ Displays properties for the given datasets. If no datasets are specified, then t
property Property name
value Property value
source Property source. Can either be local, default,
- temporary, inherited, or none (-).
+ temporary, inherited, received, or none (-).
.fi
.in -2
.sp
@@ -2188,7 +2188,7 @@ A comma-separated list of columns to display. \fBname,property,value,source\fR i
.ad
.sp .6
.RS 4n
-A comma-separated list of sources to display. Those properties coming from a source other than those in this list are ignored. Each source must be one of the following: \fBlocal,default,inherited,temporary,none\fR. The default value is all sources.
+A comma-separated list of sources to display. Those properties coming from a source other than those in this list are ignored. Each source must be one of the following: \fBlocal,default,inherited,received,temporary,none\fR. The default value is all sources.
.RE
.sp
@@ -2208,11 +2208,11 @@ Display numbers in parsable (exact) values.
.ne 2
.mk
.na
-\fB\fBzfs inherit\fR [\fB-r\fR] \fIproperty\fR \fIfilesystem\fR|\fIvolume\fR|\fIsnapshot\fR ...\fR
+\fB\fBzfs inherit\fR [\fB-rS\fR] \fIproperty\fR \fIfilesystem\fR|\fIvolume\fR|\fIsnapshot\fR ...\fR
.ad
.sp .6
.RS 4n
-Clears the specified property, causing it to be inherited from an ancestor. If no ancestor has the property set, then the default value is used. See the "Properties" section for a listing of default values, and details on which properties can be inherited.
+Clears the specified property, causing it to be inherited from an ancestor, restored to default if no ancestor has the property set, or with the \fB-S\fR option reverted to the received value if one exists. See the "Properties" section for a listing of default values, and details on which properties can be inherited.
.sp
.ne 2
.mk
@@ -2223,6 +2223,16 @@ Clears the specified property, causing it to be inherited from an ancestor. If n
.RS 4n
Recursively inherit the given property for all children.
.RE
+.sp
+.ne 2
+.na
+\fB\fB-S\fR\fR
+.ad
+.sp .6
+.RS 4n
+Revert the property to the received value if one exists; otherwise operate as
+if the \fB-S\fR option was not specified.
+.RE
.RE
@@ -3485,6 +3495,17 @@ The following command causes \fBpool/home/bob\fR and \fBpool/home/anne\fR to inh
.fi
.in -2
.sp
+.LP
+The following command causes \fBpool/home/bob\fR to revert to the received
+value for the \fBquota\fR property if it exists.
+
+.sp
+.in +2
+.nf
+# \fBzfs inherit -S quota pool/home/bob
+.fi
+.in -2
+.sp
.LP
\fBExample 12 \fRRemotely Replicating ZFS Data