diff options
Diffstat (limited to 'docs/src/mutualexcl.dox')
| -rw-r--r-- | docs/src/mutualexcl.dox | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/docs/src/mutualexcl.dox b/docs/src/mutualexcl.dox index 7f0b90e21..260732e19 100644 --- a/docs/src/mutualexcl.dox +++ b/docs/src/mutualexcl.dox @@ -77,11 +77,12 @@ * running at thread level. Usually a thread waits on a semaphore that is
* signaled asynchronously by an interrupt handler.<br>
* The semaphores can, however, be used as simple mutexes by initializing
- * counter to one.
+ * the semaphore counter to one.
*
* <h3>Advantages</h3>
- * - The semaphores code is "already there" if you use the I/O queues and
- * you don't want to enable the mutexes too because space constraints.
+ * - The semaphores code is "already there" if you use the I/O queues or
+ * mailboxes and you don't want to enable the mutexes too in order to save
+ * space.
* - Semaphores are lighter than mutexes because their queues are FIFO
* ordered and do not have any overhead caused by the priority inheritance
* algorithm.
@@ -112,14 +113,13 @@ * @endcode
*
* <h2>Mutual exclusion by Mutexes</h2>
- * The mutexes, also known as binary semaphores (we choose to not use this
- * terminology to avoid confusion with counting semaphores), are the mechanism
- * intended as general solution for Mutual Exclusion.
+ * The mutexes are the mechanism intended as the most general solution for
+ * Mutual Exclusion.
*
* <h3>Advantages</h3>
* - Mutexes implement the Priority Inheritance algorithm that is an important
* tool in reducing jitter and improve overall system response time (it is
- * not a magic solution, just a tool for the system designer).
+ * not a magic solution, just another tool for the system designer).
* .
* <h3>Disadvantages</h3>
* - Heaviest among all the possible choices. The Priority Inheritance method
|