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btrfs-progs: docs: update btrfs-subvolume manual page
To simplify, I suggest moving the 'writable/readonly' issue only to the -r line, instead of having it introduced in two places. Pull-request: #80 Author: Howard <hwj@BridgeportContractor.com> Signed-off-by: David Sterba <dsterba@suse.com>
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@ -154,12 +154,16 @@ The id can be obtained from *btrfs subvolume list*, *btrfs subvolume show* or
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Show information of a given subvolume in the <path>.
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*snapshot* [-r] <source> <dest>|[<dest>/]<name>::
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Create a writable/readonly snapshot of the subvolume <source> with the
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Create a snapshot of the subvolume <source> with the
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name <name> in the <dest> directory.
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+
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If only <dest> is given, the subvolume will be named the basename of <source>.
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If <source> is not a subvolume, btrfs returns an error.
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If '-r' is given, the snapshot will be readonly.
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+
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`Options`
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+
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-r::::
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Make the new snapshot read only.
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*sync* <path> [subvolid...]::
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Wait until given subvolume(s) are completely removed from the filesystem
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