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author | Misono, Tomohiro <misono.tomohiro@jp.fujitsu.com> | 2017-08-24 19:45:55 +0200 |
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committer | David Sterba <dsterba@suse.com> | 2017-08-24 19:45:55 +0200 |
commit | 4daf0d52f82833941afc4b596feee5ca80bb7256 (patch) | |
tree | 48b20303183a1be3b7ec19e982ab3caca1e8e75b /Documentation | |
parent | 031ea0083a9904a38c8c5e8070a50bb793b8cb0f (diff) |
btrfs-progs: docs: add figure 1 to btrfs quota doc
The document of btrfs quota is missing figure 1.
I notice the body is copy of http://sensille.com/qgroups.pdf (which is
linked from https://btrfs.wiki.kernel.org/index.php/Quota_support), and
insert the figure.
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/btrfs-quota.asciidoc | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/Documentation/btrfs-quota.asciidoc b/Documentation/btrfs-quota.asciidoc index ef2e5d33..f882647d 100644 --- a/Documentation/btrfs-quota.asciidoc +++ b/Documentation/btrfs-quota.asciidoc @@ -96,7 +96,23 @@ instead of '0/ID'. For all higher levels, the ID can be chosen freely. Each qgroup can contain a set of lower level qgroups, thus creating a hierarchy of qgroups. Figure 1 shows an example qgroup tree. -// TODO: insert Figure 1 + +---+ + |2/1| + +---+ + / \ + +---+/ \+---+ + |1/1| |1/2| + +---+ +---+ + / \ / \ + +---+/ \+---+/ \+---+ +qgroups |0/1| |0/2| |0/3| + +-+-+ +---+ +---+ + | / \ / \ + | / \ / \ + | / \ / \ +extents 1 2 3 4 + +Figure1: Sample qgroup hierarchy At the bottom, some extents are depicted showing which qgroups reference which extents. It is important to understand the notion of 'referenced' vs |