diff options
Diffstat (limited to 'sys/kern/kern_fork.c')
| -rw-r--r-- | sys/kern/kern_fork.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/sys/kern/kern_fork.c b/sys/kern/kern_fork.c index 62e68a3d51c..7123eb5be37 100644 --- a/sys/kern/kern_fork.c +++ b/sys/kern/kern_fork.c @@ -1,4 +1,4 @@ -/* $OpenBSD: kern_fork.c,v 1.78 2005/11/02 20:03:16 aaron Exp $ */ +/* $OpenBSD: kern_fork.c,v 1.79 2005/12/03 18:09:08 tedu Exp $ */ /* $NetBSD: kern_fork.c,v 1.29 1996/02/09 18:59:34 christos Exp $ */ /* @@ -139,6 +139,10 @@ sys_rfork(struct proc *p, void *v, register_t *retval) if (rforkflags & RFMEM) flags |= FORK_SHAREVM; +#ifdef RTHREADS + if (rforkflags & RFTHREAD) + flags |= FORK_THREAD; +#endif return (fork1(p, SIGCHLD, flags, NULL, 0, NULL, NULL, retval, NULL)); } @@ -281,6 +285,16 @@ fork1(struct proc *p1, int exitsig, int flags, void *stack, size_t stacksize, LIST_INSERT_HEAD(&p1->p_children, p2, p_sibling); LIST_INIT(&p2->p_children); + if (flags & FORK_THREAD) { + p2->p_thrparent = p1->p_thrparent; + LIST_INSERT_HEAD(&p1->p_thrparent->p_thrchildren, p2, p_thrsib); + } else { + p2->p_thrparent = p2; + } + + LIST_INIT(&p2->p_thrchildren); + LIST_INIT(&p2->p_sleepers); + #ifdef KTRACE /* * Copy traceflag and tracefile if enabled. |