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-rw-r--r--kernel/trace/trace_events_filter.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/kernel/trace/trace_events_filter.c b/kernel/trace/trace_events_filter.c
index 54d642fabb7f..fd72dacc5d1b 100644
--- a/kernel/trace/trace_events_filter.c
+++ b/kernel/trace/trace_events_filter.c
@@ -1750,7 +1750,7 @@ static int parse_pred(const char *str, void *data,
* then we can treat it as a scalar input.
*/
single = cpumask_weight(pred->mask) == 1;
- if (single && field->filter_type != FILTER_CPU) {
+ if (single) {
pred->val = cpumask_first(pred->mask);
kfree(pred->mask);
}
@@ -1760,7 +1760,12 @@ static int parse_pred(const char *str, void *data,
FILTER_PRED_FN_CPUMASK_CPU :
FILTER_PRED_FN_CPUMASK;
} else if (field->filter_type == FILTER_CPU) {
- pred->fn_num = FILTER_PRED_FN_CPU_CPUMASK;
+ if (single) {
+ pred->op = pred->op == OP_BAND ? OP_EQ : pred->op;
+ pred->fn_num = FILTER_PRED_FN_CPU;
+ } else {
+ pred->fn_num = FILTER_PRED_FN_CPU_CPUMASK;
+ }
} else if (single) {
pred->op = pred->op == OP_BAND ? OP_EQ : pred->op;
pred->fn_num = select_comparison_fn(pred->op, field->size, false);