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Propagate volatile qualifier to make gcc4.2 happy.

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This commit is contained in:
Matt Jacob 2007-06-09 18:09:37 +00:00
parent f58747375d
commit 65d32cd8fb
1 changed files with 1 additions and 1 deletions
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2
sys/kern/kern_mutex.c
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@ -530,7 +530,7 @@ thread_lock_unblock(struct thread *td, struct mtx *new)
{
mtx_assert(new, MA_OWNED);
MPASS(td->td_lock == &blocked_lock);
atomic_store_rel_ptr((void *)&td->td_lock, (uintptr_t)new);
atomic_store_rel_ptr((volatile void *)&td->td_lock, (uintptr_t)new);
spinlock_exit();
}