Messages in this thread Patch in this message | | | Date | Fri, 11 Jul 2014 21:06:55 +0200 | From | Oleg Nesterov <> | Subject | [PATCH 7/7] tracing: change filter_free_subsystem_*() to check ->subsystem rather then ->name |
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filter_free_subsystem_preds() and filter_free_subsystem_filters() can rely on file->system->subsystem and avoid strcmp().
Signed-off-by: Oleg Nesterov <oleg@redhat.com> --- kernel/trace/trace_events_filter.c | 9 ++------- 1 files changed, 2 insertions(+), 7 deletions(-)
diff --git a/kernel/trace/trace_events_filter.c b/kernel/trace/trace_events_filter.c index 54a125c..59655bc 100644 --- a/kernel/trace/trace_events_filter.c +++ b/kernel/trace/trace_events_filter.c @@ -846,13 +846,10 @@ static void filter_free_subsystem_preds(struct event_subsystem *system, struct trace_array *tr) { struct ftrace_event_file *file; - struct ftrace_event_call *call; list_for_each_entry(file, &tr->events, list) { - call = file->event_call; - if (strcmp(call->class->system, system->name) != 0) + if (file->system->subsystem != system) continue; - __remove_filter(file); } } @@ -874,11 +871,9 @@ static void filter_free_subsystem_filters(struct event_subsystem *system, struct trace_array *tr) { struct ftrace_event_file *file; - struct ftrace_event_call *call; list_for_each_entry(file, &tr->events, list) { - call = file->event_call; - if (strcmp(call->class->system, system->name) != 0) + if (file->system->subsystem != system) continue; __free_subsystem_filter(file); } -- 1.5.5.1
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