Changeset 4e33b6b in mainline for kernel/generic/src/synch/waitq.c

Timestamp:

2007-01-07T14:44:33Z (19 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

d78d603

Parents:

c109dd0

Message:

More formatting changes.

File:

• kernel/generic/src/synch/waitq.c (modified) (5 diffs)

kernel/generic/src/synch/waitq.c

@@ -189 +189 @@
  
  * If usec is greater than zero, regardless of the value of the
- * SYNCH_FLAGS_NON_BLOCKING bit in flags, the call will not return until either timeout,
- * interruption or wakeup comes. 
- *
- * If usec is zero and the SYNCH_FLAGS_NON_BLOCKING bit is not set in flags, the call
- * will not return until wakeup or interruption comes.
- *
- * If usec is zero and the SYNCH_FLAGS_NON_BLOCKING bit is set in flags, the call will
- * immediately return, reporting either success or failure.
- *
- * @return      Returns one of: ESYNCH_WOULD_BLOCK, ESYNCH_TIMEOUT, ESYNCH_INTERRUPTED,
- *              ESYNCH_OK_ATOMIC, ESYNCH_OK_BLOCKED.
- *
- * @li ESYNCH_WOULD_BLOCK means that the sleep failed because at the time
- * of the call there was no pending wakeup.
+ * SYNCH_FLAGS_NON_BLOCKING bit in flags, the call will not return until either
+ * timeout, interruption or wakeup comes. 
+ *
+ * If usec is zero and the SYNCH_FLAGS_NON_BLOCKING bit is not set in flags,
+ * the call will not return until wakeup or interruption comes.
+ *
+ * If usec is zero and the SYNCH_FLAGS_NON_BLOCKING bit is set in flags, the
+ * call will immediately return, reporting either success or failure.
+ *
+ * @return One of: ESYNCH_WOULD_BLOCK, ESYNCH_TIMEOUT, ESYNCH_INTERRUPTED,
+ * ESYNCH_OK_ATOMIC, ESYNCH_OK_BLOCKED.
+ *
+ * @li ESYNCH_WOULD_BLOCK means that the sleep failed because at the time of the
+ * call there was no pending wakeup.
  *
  * @li ESYNCH_TIMEOUT means that the sleep timed out.
@@ -352 +352 @@
                 }
                 THREAD->timeout_pending = true;
-                timeout_register(&THREAD->sleep_timeout, (uint64_t) usec, waitq_timeouted_sleep, THREAD);
+                timeout_register(&THREAD->sleep_timeout, (uint64_t) usec,
+                        waitq_timeouted_sleep, THREAD);
         }
 
@@ -365 +366 @@
         spinlock_unlock(&THREAD->lock);
 
-        scheduler();    /* wq->lock is released in scheduler_separated_stack() */
+        /* wq->lock is released in scheduler_separated_stack() */
+        scheduler(); 
         
         return ESYNCH_OK_BLOCKED;
@@ -373 +375 @@
 /** Wake up first thread sleeping in a wait queue
  *
- * Wake up first thread sleeping in a wait queue.
- * This is the SMP- and IRQ-safe wrapper meant for
- * general use.
- *
- * Besides its 'normal' wakeup operation, it attempts
- * to unregister possible timeout.
+ * Wake up first thread sleeping in a wait queue. This is the SMP- and IRQ-safe
+ * wrapper meant for general use.
+ *
+ * Besides its 'normal' wakeup operation, it attempts to unregister possible
+ * timeout.
  *
  * @param wq Pointer to wait queue.
- * @param all If this is non-zero, all sleeping threads
- *        will be woken up and missed count will be zeroed.
+ * @param all If this is non-zero, all sleeping threads will be woken up and
+ *      missed count will be zeroed.
  */
 void waitq_wakeup(waitq_t *wq, bool all)
@@ -399 +400 @@
 /** Internal SMP- and IRQ-unsafe version of waitq_wakeup()
  *
- * This is the internal SMP- and IRQ-unsafe version
- * of waitq_wakeup(). It assumes wq->lock is already
- * locked and interrupts are already disabled.
+ * This is the internal SMP- and IRQ-unsafe version of waitq_wakeup(). It
+ * assumes wq->lock is already locked and interrupts are already disabled.
  *
  * @param wq Pointer to wait queue.
- * @param all If this is non-zero, all sleeping threads
- *        will be woken up and missed count will be zeroed.
+ * @param all If this is non-zero, all sleeping threads will be woken up and
+ *      missed count will be zeroed.
  */
 void _waitq_wakeup_unsafe(waitq_t *wq, bool all)