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tracing: Remove unnecessary hist trigger struct field 

hist_field.var_idx is completely unused, so remove it.

Link: http://lkml.kernel.org/r/d4e066c0f509f5f13ad3babc8c33ca6e7ddc439a.1545161087.git.tom.zanussi@linux.intel.com

Acked-by: Namhyung Kim <namhyung@kernel.org>
Reviewed-by: Masami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: Tom Zanussi <tom.zanussi@linux.intel.com>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
This commit is contained in:
Tom Zanussi 2018-12-18 14:33:20 -06:00 committed by Steven Rostedt (VMware)
parent e8d086ddb5
commit 6801f0d5ca
1 changed files with 0 additions and 1 deletions
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kernel/trace/trace_events_hist.c
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@ -61,7 +61,6 @@ struct hist_field {
char *system;
char *event_name;
char *name;
unsigned int var_idx;
unsigned int var_ref_idx;
bool read_once;
};