linux-kernel - [PATCH] ftrace: Fix some typos in comment

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Message-Id: <20201002143126.2890-1-hqjagain@gmail.com>
Date:   Fri,  2 Oct 2020 22:31:26 +0800
From:   Qiujun Huang <hqjagain@...il.com>
To:     rostedt@...dmis.org, mingo@...hat.com, linux-kernel@...r.kernel.org
Cc:     Qiujun Huang <hqjagain@...il.com>
Subject: [PATCH] ftrace: Fix some typos in comment

s/coorditate/coordinate/
s/emty/empty/
s/preeptive/preemptive/
s/succes/success/
s/carefule/careful/

Signed-off-by: Qiujun Huang <hqjagain@...il.com>
---
 kernel/trace/ftrace.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index 541453927c82..549aeacabb61 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -230,7 +230,7 @@ static void update_ftrace_function(void)
 	/*
 	 * For static tracing, we need to be a bit more careful.
 	 * The function change takes affect immediately. Thus,
-	 * we need to coorditate the setting of the function_trace_ops
+	 * we need to coordinate the setting of the function_trace_ops
 	 * with the setting of the ftrace_trace_function.
 	 *
 	 * Set the function to the list ops, which will call the
@@ -1451,7 +1451,7 @@ static bool hash_contains_ip(unsigned long ip,
 {
 	/*
 	 * The function record is a match if it exists in the filter
-	 * hash and not in the notrace hash. Note, an emty hash is
+	 * hash and not in the notrace hash. Note, an empty hash is
 	 * considered a match for the filter hash, but an empty
 	 * notrace hash is considered not in the notrace hash.
 	 */
@@ -2976,7 +2976,7 @@ int ftrace_shutdown(struct ftrace_ops *ops, int command)
 		synchronize_rcu_tasks_rude();
 
 		/*
-		 * When the kernel is preeptive, tasks can be preempted
+		 * When the kernel is preemptive, tasks can be preempted
 		 * while on a ftrace trampoline. Just scheduling a task on
 		 * a CPU is not good enough to flush them. Calling
 		 * synchornize_rcu_tasks() will wait for those tasks to
@@ -4368,7 +4368,7 @@ void **ftrace_func_mapper_find_ip(struct ftrace_func_mapper *mapper,
  * @ip: The instruction pointer address to map @data to
  * @data: The data to map to @ip
  *
- * Returns 0 on succes otherwise an error.
+ * Returns 0 on success otherwise an error.
  */
 int ftrace_func_mapper_add_ip(struct ftrace_func_mapper *mapper,
 			      unsigned long ip, void *data)
@@ -4536,7 +4536,7 @@ register_ftrace_function_probe(char *glob, struct trace_array *tr,
 
 	/*
 	 * Note, there's a small window here that the func_hash->filter_hash
-	 * may be NULL or empty. Need to be carefule when reading the loop.
+	 * may be NULL or empty. Need to be careful when reading the loop.
 	 */
 	mutex_lock(&probe->ops.func_hash->regex_lock);
 
-- 
2.17.1