| kern_rwlock.c (167307) | kern_rwlock.c (167365) |
|---|---|
| 1/*- 2 * Copyright (c) 2006 John Baldwin <jhb@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 18 unchanged lines hidden (view full) --- 27 * SUCH DAMAGE. 28 */ 29 30/* 31 * Machine independent bits of reader/writer lock implementation. 32 */ 33 34#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 2006 John Baldwin <jhb@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 18 unchanged lines hidden (view full) --- 27 * SUCH DAMAGE. 28 */ 29 30/* 31 * Machine independent bits of reader/writer lock implementation. 32 */ 33 34#include <sys/cdefs.h> |
| 35__FBSDID("$FreeBSD: head/sys/kern/kern_rwlock.c 167307 2007-03-07 20:48:48Z jhb $"); | 35__FBSDID("$FreeBSD: head/sys/kern/kern_rwlock.c 167365 2007-03-09 16:04:44Z jhb $"); |
| 36 37#include "opt_ddb.h" 38 39#include <sys/param.h> 40#include <sys/ktr.h> 41#include <sys/lock.h> 42#include <sys/mutex.h> 43#include <sys/proc.h> --- 5 unchanged lines hidden (view full) --- 49 50#ifdef DDB 51#include <ddb/ddb.h> 52 53static void db_show_rwlock(struct lock_object *lock); 54#endif 55 56struct lock_class lock_class_rw = { | 36 37#include "opt_ddb.h" 38 39#include <sys/param.h> 40#include <sys/ktr.h> 41#include <sys/lock.h> 42#include <sys/mutex.h> 43#include <sys/proc.h> --- 5 unchanged lines hidden (view full) --- 49 50#ifdef DDB 51#include <ddb/ddb.h> 52 53static void db_show_rwlock(struct lock_object *lock); 54#endif 55 56struct lock_class lock_class_rw = { |
| 57 "rw", 58 LC_SLEEPLOCK | LC_RECURSABLE | LC_UPGRADABLE, | 57 .lc_name = "rw", 58 .lc_flags = LC_SLEEPLOCK | LC_RECURSABLE | LC_UPGRADABLE, |
| 59#ifdef DDB | 59#ifdef DDB |
| 60 db_show_rwlock | 60 .lc_ddb_show = db_show_rwlock, |
| 61#endif 62}; 63 64/* 65 * Return a pointer to the owning thread if the lock is write-locked or 66 * NULL if the lock is unlocked or read-locked. 67 */ 68#define rw_wowner(rw) \ --- 772 unchanged lines hidden --- | 61#endif 62}; 63 64/* 65 * Return a pointer to the owning thread if the lock is write-locked or 66 * NULL if the lock is unlocked or read-locked. 67 */ 68#define rw_wowner(rw) \ --- 772 unchanged lines hidden --- |