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Return EINVAL if the contested bit is not set on the umtx passed to

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_umtx_unlock() instead of firing a KASSERT.
This commit is contained in:
Tim J. Robbins 2003-09-07 11:14:52 +00:00
parent 4fe15b85a6
commit f05a427aa6
1 changed files with 2 additions and 1 deletions
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3
sys/kern/kern_umtx.c
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@ -265,7 +265,8 @@ _umtx_unlock(struct thread *td, struct _umtx_unlock_args *uap)
return (EPERM);
/* We should only ever be in here for contested locks */
KASSERT((owner & UMTX_CONTESTED) != 0, ("contested umtx is not."));
if ((owner & UMTX_CONTESTED) == 0)
return (EINVAL);
blocked = NULL;
/*