kern_fork.c (11bda9b8d508c791f275607d9277372cbb1fef36) kern_fork.c (faef53711b12833053c3a430f78b4aa03684cf22)
1/*-
2 * Copyright (c) 1982, 1986, 1989, 1991, 1993
3 * The Regents of the University of California. All rights reserved.
4 * (c) UNIX System Laboratories, Inc.
5 * All or some portions of this file are derived from material licensed
6 * to the University of California by American Telephone and Telegraph
7 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
8 * the permission of UNIX System Laboratories, Inc.

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274 */
275 }
276
277 /* Allocate new proc. */
278 newproc = uma_zalloc(proc_zone, M_WAITOK);
279#ifdef MAC
280 mac_init_proc(newproc);
281#endif
1/*-
2 * Copyright (c) 1982, 1986, 1989, 1991, 1993
3 * The Regents of the University of California. All rights reserved.
4 * (c) UNIX System Laboratories, Inc.
5 * All or some portions of this file are derived from material licensed
6 * to the University of California by American Telephone and Telegraph
7 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
8 * the permission of UNIX System Laboratories, Inc.

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274 */
275 }
276
277 /* Allocate new proc. */
278 newproc = uma_zalloc(proc_zone, M_WAITOK);
279#ifdef MAC
280 mac_init_proc(newproc);
281#endif
282#ifdef AUDIT
283 audit_proc_alloc(newproc);
284#endif
285 knlist_init(&newproc->p_klist, &newproc->p_mtx, NULL, NULL, NULL);
286 STAILQ_INIT(&newproc->p_ktr);
287
288 /* We have to lock the process tree while we look for a pid. */
289 sx_slock(&proctree_lock);
290
291 /*
292 * Although process entries are dynamically created, we still keep

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505 */
506 p2->p_flag = 0;
507 if (p1->p_flag & P_PROFIL)
508 startprofclock(p2);
509 PROC_SLOCK(p2);
510 p2->p_sflag = PS_INMEM;
511 PROC_SUNLOCK(p2);
512 td2->td_ucred = crhold(p2->p_ucred);
282 knlist_init(&newproc->p_klist, &newproc->p_mtx, NULL, NULL, NULL);
283 STAILQ_INIT(&newproc->p_ktr);
284
285 /* We have to lock the process tree while we look for a pid. */
286 sx_slock(&proctree_lock);
287
288 /*
289 * Although process entries are dynamically created, we still keep

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502 */
503 p2->p_flag = 0;
504 if (p1->p_flag & P_PROFIL)
505 startprofclock(p2);
506 PROC_SLOCK(p2);
507 p2->p_sflag = PS_INMEM;
508 PROC_SUNLOCK(p2);
509 td2->td_ucred = crhold(p2->p_ucred);
513#ifdef AUDIT
514 audit_proc_fork(p1, p2);
515#endif
516 pargs_hold(p2->p_args);
517
518 if (flags & RFSIGSHARE) {
519 p2->p_sigacts = sigacts_hold(p1->p_sigacts);
520 } else {
521 sigacts_copy(newsigacts, p1->p_sigacts);
522 p2->p_sigacts = newsigacts;
523 }

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748 sx_sunlock(&proctree_lock);
749 if (ppsratecheck(&lastfail, &curfail, 1))
750 printf("maxproc limit exceeded by uid %i, please see tuning(7) and login.conf(5).\n",
751 td->td_ucred->cr_ruid);
752 sx_xunlock(&allproc_lock);
753#ifdef MAC
754 mac_destroy_proc(newproc);
755#endif
510 pargs_hold(p2->p_args);
511
512 if (flags & RFSIGSHARE) {
513 p2->p_sigacts = sigacts_hold(p1->p_sigacts);
514 } else {
515 sigacts_copy(newsigacts, p1->p_sigacts);
516 p2->p_sigacts = newsigacts;
517 }

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742 sx_sunlock(&proctree_lock);
743 if (ppsratecheck(&lastfail, &curfail, 1))
744 printf("maxproc limit exceeded by uid %i, please see tuning(7) and login.conf(5).\n",
745 td->td_ucred->cr_ruid);
746 sx_xunlock(&allproc_lock);
747#ifdef MAC
748 mac_destroy_proc(newproc);
749#endif
756#ifdef AUDIT
757 audit_proc_free(newproc);
758#endif
759 uma_zfree(proc_zone, newproc);
760 if (p1->p_flag & P_HADTHREADS) {
761 PROC_LOCK(p1);
762 thread_single_end();
763 PROC_UNLOCK(p1);
764 }
765 pause("fork", hz / 2);
766 return (error);

--- 64 unchanged lines hidden --- 		750 uma_zfree(proc_zone, newproc);
751 if (p1->p_flag & P_HADTHREADS) {
752 PROC_LOCK(p1);
753 thread_single_end();
754 PROC_UNLOCK(p1);
755 }
756 pause("fork", hz / 2);
757 return (error);

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