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tracing: Remove hist trigger synth_var_refs 

All var_refs are now handled uniformly and there's no reason to treat
the synth_refs in a special way now, so remove them and associated
functions.

Link: http://lkml.kernel.org/r/b4d3470526b8f0426dcec125399dad9ad9b8589d.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 14:33:25 -06:00 committed by Steven Rostedt (VMware)
parent 656fe2ba85
commit 912201345f
1 changed files with 0 additions and 18 deletions
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18
kernel/trace/trace_events_hist.c
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@ -279,8 +279,6 @@ struct hist_trigger_data {
struct action_data *actions[HIST_ACTIONS_MAX];
unsigned int n_actions;
struct hist_field *synth_var_refs[SYNTH_FIELDS_MAX];
unsigned int n_synth_var_refs;
struct field_var *field_vars[SYNTH_FIELDS_MAX];
unsigned int n_field_vars;
unsigned int n_field_var_str;
@ -3599,20 +3597,6 @@ static void save_field_var(struct hist_trigger_data *hist_data,
}
static void destroy_synth_var_refs(struct hist_trigger_data *hist_data)
{
unsigned int i;
for (i = 0; i < hist_data->n_synth_var_refs; i++)
destroy_hist_field(hist_data->synth_var_refs[i], 0);
}
static void save_synth_var_ref(struct hist_trigger_data *hist_data,
struct hist_field *var_ref)
{
hist_data->synth_var_refs[hist_data->n_synth_var_refs++] = var_ref;
}
static int check_synth_field(struct synth_event *event,
struct hist_field *hist_field,
unsigned int field_pos)
@ -3772,7 +3756,6 @@ static int onmatch_create(struct hist_trigger_data *hist_data,
goto err;
}
save_synth_var_ref(hist_data, var_ref);
field_pos++;
kfree(p);
continue;
@ -4516,7 +4499,6 @@ static void destroy_hist_data(struct hist_trigger_data *hist_data)
destroy_actions(hist_data);
destroy_field_vars(hist_data);
destroy_field_var_hists(hist_data);
destroy_synth_var_refs(hist_data);
kfree(hist_data);
}