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doc: add graphic for cap bit field

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Thanks to Jeff for putting this doc together!

Signed-off-by: Patrick Donnelly <pdonnell@redhat.com>
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Patrick Donnelly 2016-08-26 15:11:32 -04:00
parent cd28cf294f
commit 11bf807563
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doc/cephfs/capabilities.rst
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@ -58,6 +58,17 @@ There is one exception:
The "pin" just pins the inode into memory, without granting any other caps.
Graphically:
::
+---+---+---+---+---+---+---+---+
| p | _ |As x |Ls x |Xs x |
+---+---+---+---+---+---+---+---+
|Fs x c r w b a l |
+---+---+---+---+---+---+---+---+
The second bit is currently unused.
Abilities granted by each cap:
------------------------------
While that is how capabilities are granted (and communicated), the important