kernel: delete repeated words in comments

Drop repeated words in kernel/events/.
{if, the, that, with, time}

Drop repeated words in kernel/locking/.
{it, no, the}

Drop repeated words in kernel/sched/.
{in, not}

Link: https://lkml.kernel.org/r/20210127023412.26292-1-rdunlap@infradead.org
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Acked-by: Will Deacon <will@kernel.org>	[kernel/locking/]
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Will Deacon <will@kernel.org>
Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Cc: "Paul E. McKenney" <paulmck@kernel.org>
Cc: Juri Lelli <juri.lelli@redhat.com>
Cc: Vincent Guittot <vincent.guittot@linaro.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/kernel/events/core.c b/kernel/events/core.c
index 129dee5..0aeca5f 100644 (file)
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -269,7 +269,7 @@ static void event_function_call(struct perf_event *event, event_f func, void *da
        if (!event->parent) {
                /*
                 * If this is a !child event, we must hold ctx::mutex to
-                * stabilize the the event->ctx relation. See
+                * stabilize the event->ctx relation. See
                 * perf_event_ctx_lock().
                 */
                lockdep_assert_held(&ctx->mutex);
@@ -1303,7 +1303,7 @@ static void put_ctx(struct perf_event_context *ctx)
  * life-time rules separate them. That is an exiting task cannot fork, and a
  * spawning task cannot (yet) exit.
  *
- * But remember that that these are parent<->child context relations, and
+ * But remember that these are parent<->child context relations, and
  * migration does not affect children, therefore these two orderings should not
  * interact.
  *
@@ -1442,7 +1442,7 @@ static u64 primary_event_id(struct perf_event *event)
 /*
  * Get the perf_event_context for a task and lock it.
  *
- * This has to cope with with the fact that until it is locked,
+ * This has to cope with the fact that until it is locked,
  * the context could get moved to another task.
  */
 static struct perf_event_context *
@@ -2486,7 +2486,7 @@ static void perf_set_shadow_time(struct perf_event *event,
         * But this is a bit hairy.
         *
         * So instead, we have an explicit cgroup call to remain
-        * within the time time source all along. We believe it
+        * within the time source all along. We believe it
         * is cleaner and simpler to understand.
         */
        if (is_cgroup_event(event))

diff --git a/kernel/events/uprobes.c b/kernel/events/uprobes.c
index 3ea7f8f..6addc97 100644 (file)
--- a/kernel/events/uprobes.c
+++ b/kernel/events/uprobes.c
@@ -1733,7 +1733,7 @@ void uprobe_free_utask(struct task_struct *t)
 }
 
 /*
- * Allocate a uprobe_task object for the task if if necessary.
+ * Allocate a uprobe_task object for the task if necessary.
  * Called when the thread hits a breakpoint.
  *
  * Returns:

diff --git a/kernel/locking/rtmutex.c b/kernel/locking/rtmutex.c
index 03b2113..48fff64 100644 (file)
--- a/kernel/locking/rtmutex.c
+++ b/kernel/locking/rtmutex.c
@@ -1420,7 +1420,7 @@ rt_mutex_fasttrylock(struct rt_mutex *lock,
 }
 
 /*
- * Performs the wakeup of the the top-waiter and re-enables preemption.
+ * Performs the wakeup of the top-waiter and re-enables preemption.
  */
 void rt_mutex_postunlock(struct wake_q_head *wake_q)
 {
@@ -1819,7 +1819,7 @@ struct task_struct *rt_mutex_next_owner(struct rt_mutex *lock)
  *                     been started.
  * @waiter:            the pre-initialized rt_mutex_waiter
  *
- * Wait for the the lock acquisition started on our behalf by
+ * Wait for the lock acquisition started on our behalf by
  * rt_mutex_start_proxy_lock(). Upon failure, the caller must call
  * rt_mutex_cleanup_proxy_lock().
  *

diff --git a/kernel/locking/rwsem.c b/kernel/locking/rwsem.c
index ba67600..abba5df 100644 (file)
--- a/kernel/locking/rwsem.c
+++ b/kernel/locking/rwsem.c
@@ -1048,7 +1048,7 @@ rwsem_down_write_slowpath(struct rw_semaphore *sem, int state)
 
                /*
                 * If there were already threads queued before us and:
-                *  1) there are no no active locks, wake the front
+                *  1) there are no active locks, wake the front
                 *     queued process(es) as the handoff bit might be set.
                 *  2) there are no active writers and some readers, the lock
                 *     must be read owned; so we try to wake any read lock

diff --git a/kernel/locking/semaphore.c b/kernel/locking/semaphore.c
index d9dd94d..9aa855a 100644 (file)
--- a/kernel/locking/semaphore.c
+++ b/kernel/locking/semaphore.c
@@ -119,7 +119,7 @@ EXPORT_SYMBOL(down_killable);
  * @sem: the semaphore to be acquired
  *
  * Try to acquire the semaphore atomically.  Returns 0 if the semaphore has
- * been acquired successfully or 1 if it it cannot be acquired.
+ * been acquired successfully or 1 if it cannot be acquired.
  *
  * NOTE: This return value is inverted from both spin_trylock and
  * mutex_trylock!  Be careful about this when converting code.

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 8a8bd7b..794c2cb 100644 (file)
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -5126,7 +5126,7 @@ static void do_sched_cfs_slack_timer(struct cfs_bandwidth *cfs_b)
 /*
  * When a group wakes up we want to make sure that its quota is not already
  * expired/exceeded, otherwise it may be allowed to steal additional ticks of
- * runtime as update_curr() throttling can not not trigger until it's on-rq.
+ * runtime as update_curr() throttling can not trigger until it's on-rq.
  */
 static void check_enqueue_throttle(struct cfs_rq *cfs_rq)
 {

diff --git a/kernel/sched/membarrier.c b/kernel/sched/membarrier.c
index 08ae45a..acdae62 100644 (file)
--- a/kernel/sched/membarrier.c
+++ b/kernel/sched/membarrier.c
@@ -454,7 +454,7 @@ static int sync_runqueues_membarrier_state(struct mm_struct *mm)
 
        /*
         * For each cpu runqueue, if the task's mm match @mm, ensure that all
-        * @mm's membarrier state set bits are also set in in the runqueue's
+        * @mm's membarrier state set bits are also set in the runqueue's
         * membarrier state. This ensures that a runqueue scheduling
         * between threads which are users of @mm has its membarrier state
         * updated.