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Index: head/sys/kern/kern_exec.c
===================================================================
--- head/sys/kern/kern_exec.c
+++ head/sys/kern/kern_exec.c
@@ -67,6 +67,7 @@
#include <sys/sysctl.h>
#include <sys/sysent.h>
#include <sys/sysproto.h>
+#include <sys/umtx.h>
#include <sys/vnode.h>
#include <sys/wait.h>
#ifdef KTRACE
@@ -1047,8 +1048,8 @@
imgp->sysent = sv;
sigfastblock_clear(td);
+ umtx_exec(p);
- /* May be called with Giant held */
EVENTHANDLER_DIRECT_INVOKE(process_exec, p, imgp);
/*
Index: head/sys/kern/kern_umtx.c
===================================================================
--- head/sys/kern/kern_umtx.c
+++ head/sys/kern/kern_umtx.c
@@ -446,8 +446,6 @@
umtx_init_profiling();
#endif
mtx_init(&umtx_lock, "umtx lock", NULL, MTX_DEF);
- EVENTHANDLER_REGISTER(process_exec, umtx_exec_hook, NULL,
- EVENTHANDLER_PRI_ANY);
umtx_shm_init();
}
@@ -4356,12 +4354,11 @@
* exec() hook.
*
* Clear robust lists for all process' threads, not delaying the
- * cleanup to thread_exit hook, since the relevant address space is
+ * cleanup to thread exit, since the relevant address space is
* destroyed right now.
*/
-static void
-umtx_exec_hook(void *arg __unused, struct proc *p,
- struct image_params *imgp __unused)
+void
+umtx_exec(struct proc *p)
{
struct thread *td;
@@ -4383,7 +4380,7 @@
}
/*
- * thread_exit() hook.
+ * thread exit hook.
*/
void
umtx_thread_exit(struct thread *td)
Index: head/sys/sys/umtx.h
===================================================================
--- head/sys/sys/umtx.h
+++ head/sys/sys/umtx.h
@@ -188,6 +188,7 @@
}
int umtx_copyin_timeout(const void *, struct timespec *);
+void umtx_exec(struct proc *p);
int umtx_key_get(const void *, int, int, struct umtx_key *);
void umtx_key_release(struct umtx_key *);
struct umtx_q *umtxq_alloc(void);

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