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sched/headers: Rename task_struct::state to task_struct::__state in the comments too 

The rename in 2f064a59a1 ("sched: Change task_struct::state") missed the
comments.

[ mingo: Improved the changelog. ]

Signed-off-by: Chin Yik Ming <yikming2222@gmail.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Reviewed-by: Daniel Bristot de Oliveira <bristot@kernel.org>
Link: https://lore.kernel.org/r/20230717064952.2804-1-yikming2222@gmail.com
This commit is contained in:
Chin Yik Ming 2023-07-17 14:49:52 +08:00 committed by Ingo Molnar
parent 7ee7642c91
commit 48b5583719
1 changed files with 6 additions and 6 deletions
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12
include/linux/sched.h
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@ -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).
*