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Another improvement of the debug code - it seems to has a different cause than I thought.

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@12839 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler
2005-05-26 12:02:29 +00:00
parent e8f7b5623e
commit 028aae6c9c
1 changed files with 5 additions and 3 deletions
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src/system/kernel/smp.c
+5 -3
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@@ -125,11 +125,13 @@ acquire_spinlock(spinlock *lock)
} }
} else { } else {
#if DEBUG_SPINLOCKS #if DEBUG_SPINLOCKS
int32 oldValue;
if (are_interrupts_enabled()) if (are_interrupts_enabled())
panic("acquire_spinlock: attempt to acquire lock %p with interrupts enabled\n", lock); panic("acquire_spinlock: attempt to acquire lock %p with interrupts enabled\n", lock);
if (atomic_set((int32 *)lock, 1) != 0) { oldValue = atomic_set((int32 *)lock, 1);
panic("acquire_spinlock: attempt to acquire lock %p twice on non-SMP system (last caller: %p)\n", if (oldValue != 0) {
lock, find_lock_caller(lock)); panic("acquire_spinlock: attempt to acquire lock %p twice on non-SMP system (last caller: %p, value %ld)\n",
lock, find_lock_caller(lock), oldValue);
} }
push_lock_caller(arch_get_caller(), lock); push_lock_caller(arch_get_caller(), lock);