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Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/trace/histogram.rst | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Documentation/trace/histogram.rst b/Documentation/trace/histogram.rst index f99be8062bc8..a9ffc4f3ee69 100644 --- a/Documentation/trace/histogram.rst +++ b/Documentation/trace/histogram.rst @@ -39,7 +39,7 @@ Documentation written by Tom Zanussi will use the event's kernel stacktrace as the key. The keywords 'keys' or 'key' can be used to specify keys, and the keywords 'values', 'vals', or 'val' can be used to specify values. Compound - keys consisting of up to two fields can be specified by the 'keys' + keys consisting of up to three fields can be specified by the 'keys' keyword. Hashing a compound key produces a unique entry in the table for each unique combination of component keys, and can be useful for providing more fine-grained summaries of event data. |