diff options
| -rw-r--r-- | sys/cddl/contrib/opensolaris/uts/common/dtrace/fasttrap.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/sys/cddl/contrib/opensolaris/uts/common/dtrace/fasttrap.c b/sys/cddl/contrib/opensolaris/uts/common/dtrace/fasttrap.c index 5cf964d..fd5508f 100644 --- a/sys/cddl/contrib/opensolaris/uts/common/dtrace/fasttrap.c +++ b/sys/cddl/contrib/opensolaris/uts/common/dtrace/fasttrap.c @@ -502,7 +502,13 @@ fasttrap_fork(proc_t *p, proc_t *cp) sprlock_proc(cp); mtx_unlock_spin(&cp->p_slock); #else + /* + * fasttrap_tracepoint_remove() expects the child process to be + * unlocked and the VM then expects curproc to be unlocked. + */ _PHOLD(cp); + PROC_UNLOCK(cp); + PROC_UNLOCK(p); #endif /* @@ -537,6 +543,8 @@ fasttrap_fork(proc_t *p, proc_t *cp) mutex_enter(&cp->p_lock); sprunlock(cp); #else + PROC_LOCK(p); + PROC_LOCK(cp); _PRELE(cp); #endif } |
