subr_witness.c (100011) | subr_witness.c (102448) |
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1/*- 2 * Copyright (c) 1998 Berkeley Software Design, Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. --- 13 unchanged lines hidden (view full) --- 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 * from BSDI $Id: mutex_witness.c,v 1.1.2.20 2000/04/27 03:10:27 cp Exp $ 29 * and BSDI $Id: synch_machdep.c,v 2.3.2.39 2000/04/27 03:10:25 cp Exp $ | 1/*- 2 * Copyright (c) 1998 Berkeley Software Design, Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. --- 13 unchanged lines hidden (view full) --- 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 * from BSDI $Id: mutex_witness.c,v 1.1.2.20 2000/04/27 03:10:27 cp Exp $ 29 * and BSDI $Id: synch_machdep.c,v 2.3.2.39 2000/04/27 03:10:25 cp Exp $ |
30 * $FreeBSD: head/sys/kern/subr_witness.c 100011 2002-07-15 02:03:17Z mp $ | 30 * $FreeBSD: head/sys/kern/subr_witness.c 102448 2002-08-26 18:31:26Z iedowse $ |
31 */ 32 33/* 34 * Implementation of the `witness' lock verifier. Originally implemented for 35 * mutexes in BSD/OS. Extended to handle generic lock objects and lock 36 * classes in FreeBSD. 37 */ 38 --- 885 unchanged lines hidden (view full) --- 924 } 925#ifdef DDB 926 if (witness_ddb && n) 927 Debugger(__func__); 928#endif /* DDB */ 929 return (n); 930} 931 | 31 */ 32 33/* 34 * Implementation of the `witness' lock verifier. Originally implemented for 35 * mutexes in BSD/OS. Extended to handle generic lock objects and lock 36 * classes in FreeBSD. 37 */ 38 --- 885 unchanged lines hidden (view full) --- 924 } 925#ifdef DDB 926 if (witness_ddb && n) 927 Debugger(__func__); 928#endif /* DDB */ 929 return (n); 930} 931 |
932const char * 933witness_file(struct lock_object *lock) 934{ 935 struct witness *w; 936 937 if (witness_cold || witness_dead || lock->lo_witness == NULL) 938 return ("?"); 939 w = lock->lo_witness; 940 return (w->w_file); 941} 942 943int 944witness_line(struct lock_object *lock) 945{ 946 struct witness *w; 947 948 if (witness_cold || witness_dead || lock->lo_witness == NULL) 949 return (0); 950 w = lock->lo_witness; 951 return (w->w_line); 952} 953 |
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932static struct witness * 933enroll(const char *description, struct lock_class *lock_class) 934{ 935 struct witness *w; 936 937 if (!witness_watch || witness_dead || panicstr != NULL) 938 return (NULL); 939 if ((lock_class->lc_flags & LC_SPINLOCK) && witness_skipspin) --- 558 unchanged lines hidden --- | 954static struct witness * 955enroll(const char *description, struct lock_class *lock_class) 956{ 957 struct witness *w; 958 959 if (!witness_watch || witness_dead || panicstr != NULL) 960 return (NULL); 961 if ((lock_class->lc_flags & LC_SPINLOCK) && witness_skipspin) --- 558 unchanged lines hidden --- |