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Diffstat (limited to 'include/linux/semaphore.h')
-rw-r--r--include/linux/semaphore.h9
1 files changed, 3 insertions, 6 deletions
diff --git a/include/linux/semaphore.h b/include/linux/semaphore.h
index a107aebd914..a7125daaff9 100644
--- a/include/linux/semaphore.h
+++ b/include/linux/semaphore.h
@@ -15,15 +15,12 @@
/*
* The spinlock controls access to the other members of the semaphore.
- * 'count' is decremented by every task which calls down*() and incremented
- * by every call to up(). Thus, if it is positive, it indicates how many
- * more tasks may acquire the lock. If it is negative, it indicates how
- * many tasks are waiting for the lock. Tasks waiting for the lock are
- * kept on the wait_list.
+ * 'count' represents how many more tasks can acquire this semaphore.
+ * Tasks waiting for the lock are kept on the wait_list.
*/
struct semaphore {
spinlock_t lock;
- int count;
+ unsigned int count;
struct list_head wait_list;
};