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/*
* Copyright (c) 1991, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)resourcevar.h 8.4 (Berkeley) 1/9/95
* $Id: resourcevar.h,v 1.12 1998/05/28 09:30:27 phk Exp $
*/
#ifndef _SYS_RESOURCEVAR_H_
#define _SYS_RESOURCEVAR_H_
#include <sys/resource.h>
/*
* Kernel per-process accounting / statistics
* (not necessarily resident except when running).
*/
struct pstats {
#define pstat_startzero p_ru
struct rusage p_ru; /* stats for this proc */
struct rusage p_cru; /* sum of stats for reaped children */
#define pstat_endzero pstat_startcopy
#define pstat_startcopy p_timer
struct itimerval p_timer[3]; /* virtual-time timers */
struct uprof { /* profile arguments */
caddr_t pr_base; /* buffer base */
u_long pr_size; /* buffer size */
u_long pr_off; /* pc offset */
u_long pr_scale; /* pc scaling */
u_long pr_addr; /* temp storage for addr until AST */
u_long pr_ticks; /* temp storage for ticks until AST */
} p_prof;
#define pstat_endcopy p_start
struct timeval p_start; /* starting time */
};
/*
* Kernel shareable process resource limits. Because this structure
* is moderately large but changes infrequently, it is normally
* shared copy-on-write after forks. If a group of processes
* ("threads") share modifications, the PL_SHAREMOD flag is set,
* and a copy must be made for the child of a new fork that isn't
* sharing modifications to the limits.
*/
struct plimit {
struct rlimit pl_rlimit[RLIM_NLIMITS];
#define PL_SHAREMOD 0x01 /* modifications are shared */
int p_lflags;
int p_refcnt; /* number of references */
rlim_t p_cpulimit; /* current cpu limit in usec */
};
#ifdef KERNEL
struct proc;
void addupc_intr __P((struct proc *p, u_long pc, u_int ticks));
void addupc_task __P((struct proc *p, u_long pc, u_int ticks));
void calcru __P((struct proc *p, struct timeval *up, struct timeval *sp,
struct timeval *ip));
int fuswintr __P((void *base));
struct plimit
*limcopy __P((struct plimit *lim));
void ruadd __P((struct rusage *ru, struct rusage *ru2));
int suswintr __P((void *base, int word));
#endif
#endif /* !_SYS_RESOURCEVAR_H_ */