144 lines
3.7 KiB
C
144 lines
3.7 KiB
C
![]() |
/*
|
||
|
* CDDL HEADER START
|
||
|
*
|
||
|
* The contents of this file are subject to the terms of the
|
||
|
* Common Development and Distribution License, Version 1.0 only
|
||
|
* (the "License"). You may not use this file except in compliance
|
||
|
* with the License.
|
||
|
*
|
||
|
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
|
||
|
* or http://www.opensolaris.org/os/licensing.
|
||
|
* See the License for the specific language governing permissions
|
||
|
* and limitations under the License.
|
||
|
*
|
||
|
* When distributing Covered Code, include this CDDL HEADER in each
|
||
|
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
|
||
|
* If applicable, add the following below this CDDL HEADER, with the
|
||
|
* fields enclosed by brackets "[]" replaced with your own identifying
|
||
|
* information: Portions Copyright [yyyy] [name of copyright owner]
|
||
|
*
|
||
|
* CDDL HEADER END
|
||
|
*/
|
||
|
/*
|
||
|
* Copyright 2004 Sun Microsystems, Inc. All rights reserved.
|
||
|
* Use is subject to license terms.
|
||
|
*/
|
||
|
|
||
|
#ifndef _UMEM_BASE_H
|
||
|
#define _UMEM_BASE_H
|
||
|
|
||
|
/* #pragma ident "@(#)umem_base.h 1.4 05/06/08 SMI" */
|
||
|
|
||
|
#include <umem_impl.h>
|
||
|
|
||
|
#ifdef __cplusplus
|
||
|
extern "C" {
|
||
|
#endif
|
||
|
|
||
|
#include "misc.h"
|
||
|
|
||
|
extern size_t pagesize;
|
||
|
#undef PAGESIZE
|
||
|
#define PAGESIZE pagesize
|
||
|
|
||
|
/*
|
||
|
* umem.c: non-tunables
|
||
|
*/
|
||
|
extern vmem_t *umem_memalign_arena;
|
||
|
|
||
|
extern int umem_ready;
|
||
|
extern thread_t umem_init_thr; /* the thread doing the init */
|
||
|
|
||
|
extern int umem_init(void); /* do umem's initialization */
|
||
|
/* #pragma rarely_called(umem_init) */
|
||
|
|
||
|
extern umem_log_header_t *umem_transaction_log;
|
||
|
extern umem_log_header_t *umem_content_log;
|
||
|
extern umem_log_header_t *umem_failure_log;
|
||
|
extern umem_log_header_t *umem_slab_log;
|
||
|
|
||
|
extern mutex_t umem_init_lock;
|
||
|
|
||
|
extern mutex_t umem_cache_lock;
|
||
|
extern umem_cache_t umem_null_cache;
|
||
|
|
||
|
extern mutex_t umem_flags_lock;
|
||
|
|
||
|
extern mutex_t umem_update_lock;
|
||
|
extern cond_t umem_update_cv;
|
||
|
extern volatile thread_t umem_st_update_thr;
|
||
|
extern thread_t umem_update_thr;
|
||
|
extern struct timeval umem_update_next;
|
||
|
|
||
|
extern volatile hrtime_t umem_reap_next;
|
||
|
extern volatile uint32_t umem_reaping;
|
||
|
#define UMEM_REAP_DONE 0x00000000 /* inactive */
|
||
|
#define UMEM_REAP_ADDING 0x00000001 /* umem_reap() is active */
|
||
|
#define UMEM_REAP_ACTIVE 0x00000002 /* update thread is reaping */
|
||
|
|
||
|
/*
|
||
|
* umem.c: tunables
|
||
|
*/
|
||
|
extern uint32_t umem_max_ncpus;
|
||
|
|
||
|
extern uint32_t umem_stack_depth;
|
||
|
extern uint32_t umem_reap_interval;
|
||
|
extern uint32_t umem_update_interval;
|
||
|
extern uint32_t umem_depot_contention;
|
||
|
extern uint32_t umem_abort;
|
||
|
extern uint32_t umem_output;
|
||
|
extern uint32_t umem_logging;
|
||
|
extern uint32_t umem_mtbf;
|
||
|
extern size_t umem_transaction_log_size;
|
||
|
extern size_t umem_content_log_size;
|
||
|
extern size_t umem_failure_log_size;
|
||
|
extern size_t umem_slab_log_size;
|
||
|
extern size_t umem_content_maxsave;
|
||
|
extern size_t umem_lite_minsize;
|
||
|
extern size_t umem_lite_maxalign;
|
||
|
extern size_t umem_maxverify;
|
||
|
extern size_t umem_minfirewall;
|
||
|
|
||
|
extern uint32_t umem_flags;
|
||
|
|
||
|
/*
|
||
|
* umem.c: Internal aliases (to avoid PLTs)
|
||
|
*/
|
||
|
extern void *_umem_alloc(size_t size, int umflags);
|
||
|
extern void *_umem_zalloc(size_t size, int umflags);
|
||
|
extern void _umem_free(void *buf, size_t size);
|
||
|
|
||
|
extern void *_umem_cache_alloc(umem_cache_t *cache, int flags);
|
||
|
extern void _umem_cache_free(umem_cache_t *cache, void *buffer);
|
||
|
|
||
|
/*
|
||
|
* umem.c: private interfaces
|
||
|
*/
|
||
|
extern void umem_type_init(caddr_t, size_t, size_t);
|
||
|
extern int umem_get_max_ncpus(void);
|
||
|
extern void umem_process_updates(void);
|
||
|
extern void umem_cache_applyall(void (*)(umem_cache_t *));
|
||
|
extern void umem_cache_update(umem_cache_t *);
|
||
|
|
||
|
/*
|
||
|
* umem_fork.c: private interfaces
|
||
|
*/
|
||
|
extern void umem_forkhandler_init(void);
|
||
|
|
||
|
/*
|
||
|
* umem_update_thread.c
|
||
|
*/
|
||
|
extern int umem_create_update_thread(void);
|
||
|
|
||
|
/*
|
||
|
* envvar.c:
|
||
|
*/
|
||
|
void umem_setup_envvars(int);
|
||
|
void umem_process_envvars(void);
|
||
|
|
||
|
#ifdef __cplusplus
|
||
|
}
|
||
|
#endif
|
||
|
|
||
|
#endif /* _UMEM_BASE_H */
|