[PATCH] xtensa: struct semaphore.sleepers initialization
No one may sleep on us until we've been down()'d. So on allocation,
initialize `sleepers' to 0, just like everyone else does.
Signed-off-by: Arthur Othieno <a.othieno@bluewin.ch>
Acked-by: Christian Zankel <chris@zankel.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/include/asm-xtensa/semaphore.h b/include/asm-xtensa/semaphore.h
index 2a10e19..f10c348 100644
--- a/include/asm-xtensa/semaphore.h
+++ b/include/asm-xtensa/semaphore.h
@@ -38,6 +38,7 @@
static inline void sema_init (struct semaphore *sem, int val)
{
atomic_set(&sem->count, val);
+ sem->sleepers = 0;
init_waitqueue_head(&sem->wait);
}
