| subr_lock.c (212750) | subr_lock.c (215034) |
|---|---|
| 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 --- 19 unchanged lines hidden (view full) --- 28 */ 29 30/* 31 * This module holds the global variables and functions used to maintain 32 * lock_object structures. 33 */ 34 35#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 --- 19 unchanged lines hidden (view full) --- 28 */ 29 30/* 31 * This module holds the global variables and functions used to maintain 32 * lock_object structures. 33 */ 34 35#include <sys/cdefs.h> |
| 36__FBSDID("$FreeBSD: head/sys/kern/subr_lock.c 212750 2010-09-16 16:13:12Z mdf $"); | 36__FBSDID("$FreeBSD: head/sys/kern/subr_lock.c 215034 2010-11-09 10:59:09Z brucec $"); |
| 37 38#include "opt_ddb.h" 39#include "opt_mprof.h" 40 41#include <sys/param.h> 42#include <sys/systm.h> 43#include <sys/kernel.h> 44#include <sys/ktr.h> --- 120 unchanged lines hidden (view full) --- 165SLIST_HEAD(lphead, lock_prof); 166 167#define LPROF_HASH_SIZE 4096 168#define LPROF_HASH_MASK (LPROF_HASH_SIZE - 1) 169#define LPROF_CACHE_SIZE 4096 170 171/* 172 * Array of objects and profs for each type of object for each cpu. Spinlocks | 37 38#include "opt_ddb.h" 39#include "opt_mprof.h" 40 41#include <sys/param.h> 42#include <sys/systm.h> 43#include <sys/kernel.h> 44#include <sys/ktr.h> --- 120 unchanged lines hidden (view full) --- 165SLIST_HEAD(lphead, lock_prof); 166 167#define LPROF_HASH_SIZE 4096 168#define LPROF_HASH_MASK (LPROF_HASH_SIZE - 1) 169#define LPROF_CACHE_SIZE 4096 170 171/* 172 * Array of objects and profs for each type of object for each cpu. Spinlocks |
| 173 * are handled seperately because a thread may be preempted and acquire a | 173 * are handled separately because a thread may be preempted and acquire a |
| 174 * spinlock while in the lock profiling code of a non-spinlock. In this way 175 * we only need a critical section to protect the per-cpu lists. 176 */ 177struct lock_prof_type { 178 struct lphead lpt_lpalloc; 179 struct lpohead lpt_lpoalloc; 180 struct lphead lpt_hash[LPROF_HASH_SIZE]; 181 struct lock_prof lpt_prof[LPROF_CACHE_SIZE]; --- 480 unchanged lines hidden --- | 174 * spinlock while in the lock profiling code of a non-spinlock. In this way 175 * we only need a critical section to protect the per-cpu lists. 176 */ 177struct lock_prof_type { 178 struct lphead lpt_lpalloc; 179 struct lpohead lpt_lpoalloc; 180 struct lphead lpt_hash[LPROF_HASH_SIZE]; 181 struct lock_prof lpt_prof[LPROF_CACHE_SIZE]; --- 480 unchanged lines hidden --- |