Changeset 8d2d308f in mainline

Timestamp:

2012-05-08T10:43:55Z (12 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

8264867, d67dfdc

Parents:

311929ec

Message:

Examine the lock→guard in irq_spinlock_trylock() only when the lock is
successfully acquired.

File:

• kernel/generic/src/synch/spinlock.c (modified) (1 diff)

kernel/generic/src/synch/spinlock.c

@@ -262 +262 @@
         int rc = spinlock_trylock(&(lock->lock));
         
-        ASSERT_IRQ_SPINLOCK(!lock->guard, lock);
+        ASSERT_IRQ_SPINLOCK(!rc || !lock->guard, lock);
         return rc;
 }