!4587 [sync] PR-4562: v4 tracing: Backport bugfixes

Merge Pull Request from: @openeuler-sync-bot 
 

Origin pull request: 
https://gitee.com/openeuler/kernel/pulls/4562 
 
PR sync from: Zheng Yejian <zhengyejian1@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/PQI3ZSIHZZDDFAUE4YYKBMF3BNXKQYGK/ 
v3 -> v4:
  - Fix kabi breakage in struct trace_event_file

v2 -> v3:
  - Fix checkdepend failed

v1 -> v2:
  - Fix checkformat failed

Steven Rostedt (Google) (3):
  tracing: Increase trace array ref count on enable and filter files
  tracing: Have trace_event_file have ref counters
  tracing: Have event inject files inc the trace array ref count

Yang Jihong (1):
  trace: Fix kabi breakage in struct trace_event_file

Zheng Yejian (1):
  tracing: Fix uaf issue when open the hist or hist_debug file


-- 
2.25.1
 
https://gitee.com/openeuler/kernel/issues/I90MN1 
 
Link:https://gitee.com/openeuler/kernel/pulls/4587

 

Reviewed-by: Xu Kuohai <xukuohai@huawei.com>
Signed-off-by: Jialin Zhang <zhangjialin11@huawei.com>