[for-next][PATCH 23/30] tracing: Add support for multiple hist triggers per event

From: Tom Zanussi Allow users to define any number of hist triggers per trace event. Any number of hist triggers may be added for a given event, which may differ by key, value, or filter. Reading the event's 'hist' file will display the output of all the hist

[for-next][PATCH 23/30] tracing: Add support for multiple hist triggers per event

From: Tom Zanussi Allow users to define any number of hist triggers per trace event. Any number of hist triggers may be added for a given event, which may differ by key, value, or filter. Reading the event's 'hist' file will display the output of all the hist triggers defined on an event