102 	struct fork_req fr;  in sys_fork()  local
105 	bzero(&fr, sizeof(fr));  in sys_fork()
106 	fr.fr_flags = RFFDG | RFPROC;  in sys_fork()
107 	fr.fr_pidp = &pid;  in sys_fork()
108 	error = fork1(td, &fr);  in sys_fork()
120 	struct fork_req fr;  in sys_pdfork()  local
123 	bzero(&fr, sizeof(fr));  in sys_pdfork()
124 	fr.fr_flags = RFFDG | RFPROC | RFPROCDESC;  in sys_pdfork()
125 	fr.fr_pidp = &pid;  in sys_pdfork()
126 	fr.fr_pd_fd = &fd;  in sys_pdfork()
127 	fr.fr_pd_flags = uap->flags;  in sys_pdfork()
134 	error = fork1(td, &fr);  in sys_pdfork()
147 	struct fork_req fr;  in sys_vfork()  local
150 	bzero(&fr, sizeof(fr));  in sys_vfork()
151 	fr.fr_flags = RFFDG | RFPROC | RFPPWAIT | RFMEM;  in sys_vfork()
152 	fr.fr_pidp = &pid;  in sys_vfork()
153 	error = fork1(td, &fr);  in sys_vfork()
164 	struct fork_req fr;  in sys_rfork()  local
175 	bzero(&fr, sizeof(fr));  in sys_rfork()
177 		fr.fr_flags = RFFDG | RFPROC | RFPPWAIT | RFMEM;  in sys_rfork()
178 		fr.fr_flags2 = FR2_DROPSIG_CAUGHT;  in sys_rfork()
180 		fr.fr_flags = uap->flags;  in sys_rfork()
182 	fr.fr_pidp = &pid;  in sys_rfork()
183 	error = fork1(td, &fr);  in sys_rfork()
366 do_fork(struct thread *td, struct fork_req *fr, struct proc *p2, struct thread *td2,  in do_fork()  argument
390 	p2->p_pid = fork_findpid(fr->fr_flags);  in do_fork()
409 	if (fr->fr_flags & RFSIGSHARE)  in do_fork()
417 	if (fr->fr_flags & RFCFDG) {  in do_fork()
421 	} else if (fr->fr_flags & RFFDG) {  in do_fork()
422 		if (fr->fr_flags2 & FR2_SHARE_PATHS)  in do_fork()
429 		if (fr->fr_flags2 & FR2_SHARE_PATHS)  in do_fork()
437 		if ((fr->fr_flags & RFTHREAD) != 0) {  in do_fork()
486 	if ((fr->fr_flags & RFPPWAIT) != 0)  in do_fork()
505 	if (fr->fr_flags & RFSIGSHARE) {  in do_fork()
510 		if ((fr->fr_flags2 & (FR2_DROPSIG_CAUGHT | FR2_KPROC)) != 0) {  in do_fork()
512 			if ((fr->fr_flags2 & FR2_DROPSIG_CAUGHT) != 0)  in do_fork()
514 			if ((fr->fr_flags2 & FR2_KPROC) != 0)  in do_fork()
520 	if (fr->fr_flags & RFTSIGZMB)  in do_fork()
521 	        p2->p_sigparent = RFTSIGNUM(fr->fr_flags);  in do_fork()
522 	else if (fr->fr_flags & RFLINUXTHPN)  in do_fork()
527 	if ((fr->fr_flags2 & FR2_KPROC) != 0) {  in do_fork()
569 	if ((fr->fr_flags & RFTHREAD) != 0) {  in do_fork()
616 	if (fr->fr_flags & RFPPWAIT)  in do_fork()
641 	if ((fr->fr_flags & RFNOWAIT) != 0) {  in do_fork()
672 	vm_forkproc(td, p2, td2, vm2, fr->fr_flags);  in do_fork()
674 	if (fr->fr_flags == (RFFDG | RFPROC)) {  in do_fork()
678 	} else if (fr->fr_flags == (RFFDG | RFPROC | RFPPWAIT | RFMEM)) {  in do_fork()
697 	if (fr->fr_flags & RFPROCDESC)  in do_fork()
698 		procdesc_new(p2, fr->fr_pd_flags);  in do_fork()
704 	EVENTHANDLER_DIRECT_INVOKE(process_fork, p1, p2, fr->fr_flags);  in do_fork()
723 	if ((fr->fr_flags & RFMEM) == 0 && dtrace_fasttrap_fork)  in do_fork()
726 	if (fr->fr_flags & RFPPWAIT) {  in do_fork()
743 	SDT_PROBE3(proc, , , create, p2, p1, fr->fr_flags);  in do_fork()
745 	if (fr->fr_flags & RFPROCDESC) {  in do_fork()
787 	if ((fr->fr_flags & RFSTOPPED) == 0) {  in do_fork()
788 		if (fr->fr_pidp != NULL)  in do_fork()
789 			*fr->fr_pidp = p2->p_pid;  in do_fork()
798 		*fr->fr_procp = p2;  in do_fork()
848 fork1(struct thread *td, struct fork_req *fr)  in fork1()  argument
863 	flags = fr->fr_flags;  in fork1()
864 	pages = fr->fr_pages;  in fork1()
867 		MPASS(fr->fr_procp != NULL && fr->fr_pidp == NULL);  in fork1()
869 		MPASS(fr->fr_procp == NULL);  in fork1()
893 		if (fr->fr_pd_fd == NULL)  in fork1()
897 		if ((fr->fr_pd_flags & ~PD_ALLOWED_AT_FORK) != 0)  in fork1()
908 		if (fr->fr_procp != NULL)  in fork1()
909 			*fr->fr_procp = NULL;  in fork1()
910 		else if (fr->fr_pidp != NULL)  in fork1()
911 			*fr->fr_pidp = 0;  in fork1()
1001 		error = procdesc_falloc(td, &fp_procdesc, fr->fr_pd_fd,  in fork1()
1002 		    fr->fr_pd_flags, fr->fr_pd_fcaps);  in fork1()
1005 		AUDIT_ARG_FD(*fr->fr_pd_fd);  in fork1()
1079 	do_fork(td, fr, newproc, td2, vm2, fp_procdesc);  in fork1()
1095 		fdclose(td, fp_procdesc, *fr->fr_pd_fd);  in fork1()