linux-kernel - [PATCH] sched: Fixed typo in comment

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Message-Id: <20230717064952.2804-1-yikming2222@gmail.com>
Date:   Mon, 17 Jul 2023 14:49:52 +0800
From:   Chin Yik Ming <yikming2222@...il.com>
To:     mingo@...hat.com, peterz@...radead.org, juri.lelli@...hat.com,
        vincent.guittot@...aro.org
Cc:     dietmar.eggemann@....com, rostedt@...dmis.org, bsegall@...gle.com,
        mgorman@...e.de, bristot@...hat.com, vschneid@...hat.com,
        linux-kernel@...r.kernel.org, Chin Yik Ming <yikming2222@...il.com>
Subject: [PATCH] sched: Fixed typo in comment

task_struct's state member is prefixed by "__"

Signed-off-by: Chin Yik Ming <yikming2222@...il.com>
---
 include/linux/sched.h | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/include/linux/sched.h b/include/linux/sched.h
index 609bde814..942c61dce 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -75,14 +75,14 @@ struct user_event_mm;
  * Task state bitmask. NOTE! These bits are also
  * encoded in fs/proc/array.c: get_task_state().
  *
- * We have two separate sets of flags: task->state
+ * We have two separate sets of flags: task->__state
  * is about runnability, while task->exit_state are
  * about the task exiting. Confusing, but this way
  * modifying one set can't modify the other one by
  * mistake.
  */
 
-/* Used in tsk->state: */
+/* Used in tsk->__state: */
 #define TASK_RUNNING			0x00000000
 #define TASK_INTERRUPTIBLE		0x00000001
 #define TASK_UNINTERRUPTIBLE		0x00000002
@@ -92,7 +92,7 @@ struct user_event_mm;
 #define EXIT_DEAD			0x00000010
 #define EXIT_ZOMBIE			0x00000020
 #define EXIT_TRACE			(EXIT_ZOMBIE | EXIT_DEAD)
-/* Used in tsk->state again: */
+/* Used in tsk->__state again: */
 #define TASK_PARKED			0x00000040
 #define TASK_DEAD			0x00000080
 #define TASK_WAKEKILL			0x00000100
@@ -173,7 +173,7 @@ struct user_event_mm;
 #endif
 
 /*
- * set_current_state() includes a barrier so that the write of current->state
+ * set_current_state() includes a barrier so that the write of current->__state
  * is correctly serialised wrt the caller's subsequent test of whether to
  * actually sleep:
  *
@@ -196,9 +196,9 @@ struct user_event_mm;
  *   wake_up_state(p, TASK_UNINTERRUPTIBLE);
  *
  * where wake_up_state()/try_to_wake_up() executes a full memory barrier before
- * accessing p->state.
+ * accessing p->__state.
  *
- * Wakeup will do: if (@state & p->state) p->state = TASK_RUNNING, that is,
+ * Wakeup will do: if (@state & p->__state) p->__state = TASK_RUNNING, that is,
  * once it observes the TASK_UNINTERRUPTIBLE store the waking CPU can issue a
  * TASK_RUNNING store which can collide with __set_current_state(TASK_RUNNING).
  *
-- 
2.34.1