linux-kernel - [PATCH] tracing: Fix two compiling warnings

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Date:   Tue, 12 Jan 2021 12:12:02 +0100
From:   Bean Huo <huobean@...il.com>
To:     rostedt@...dmis.org, mingo@...hat.com, beanhuo@...ron.com
Cc:     linux-kernel@...r.kernel.org
Subject: [PATCH] tracing: Fix two compiling warnings

From: Bean Huo <beanhuo@...ron.com>

Add description for two function parameters, to fix below two warnings:

kernel/trace/trace.c:464: warning: Function parameter or member 'this_tr' not described in 'trace_array_put'
kernel/trace/trace.c:543: warning: Function parameter or member 'filtered_no_pids' not described in 'trace_ignore_this_task'

Signed-off-by: Bean Huo <beanhuo@...ron.com>
---
 kernel/trace/trace.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index b8a2d786b503..8edcd91ed172 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -454,6 +454,7 @@ static void __trace_array_put(struct trace_array *this_tr)
 
 /**
  * trace_array_put - Decrement the reference counter for this trace array.
+ * @this_tr : pointer to the trace array
  *
  * NOTE: Use this when we no longer need the trace array returned by
  * trace_array_get_by_name(). This ensures the trace array can be later
@@ -530,6 +531,7 @@ trace_find_filtered_pid(struct trace_pid_list *filtered_pids, pid_t search_pid)
 /**
  * trace_ignore_this_task - should a task be ignored for tracing
  * @filtered_pids: The list of pids to check
+ * @filtered_no_pids: The list of pids that not be traced by the function tracer
  * @task: The task that should be ignored if not filtered
  *
  * Checks if @task should be traced or not from @filtered_pids.
-- 
2.17.1