X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/91447636331957f3d9b5ca5b508f07c526b0074d..4d15aeb193b2c68f1d38666c317f8d3734f5f083:/bsd/sys/resourcevar.h diff --git a/bsd/sys/resourcevar.h b/bsd/sys/resourcevar.h index 8593ed6ef..57ae8eb7c 100644 --- a/bsd/sys/resourcevar.h +++ b/bsd/sys/resourcevar.h @@ -1,23 +1,29 @@ /* * Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved. * - * @APPLE_LICENSE_HEADER_START@ + * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ * - * The contents of this file constitute Original Code as defined in and - * are subject to the Apple Public Source License Version 1.1 (the - * "License"). You may not use this file except in compliance with the - * License. Please obtain a copy of the License at - * http://www.apple.com/publicsource and read it before using this file. + * This file contains Original Code and/or Modifications of Original Code + * as defined in and that are subject to the Apple Public Source License + * Version 2.0 (the 'License'). You may not use this file except in + * compliance with the License. The rights granted to you under the License + * may not be used to create, or enable the creation or redistribution of, + * unlawful or unlicensed copies of an Apple operating system, or to + * circumvent, violate, or enable the circumvention or violation of, any + * terms of an Apple operating system software license agreement. * - * This Original Code and all software distributed under the License are - * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER + * Please obtain a copy of the License at + * http://www.opensource.apple.com/apsl/ and read it before using this file. + * + * The Original Code and all software distributed under the License are + * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the - * License for the specific language governing rights and limitations - * under the License. + * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. + * Please see the License for the specific language governing rights and + * limitations under the License. * - * @APPLE_LICENSE_HEADER_END@ + * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ */ /* Copyright (c) 1995, 1997 Apple Computer, Inc. All Rights Reserved */ /* @@ -60,32 +66,27 @@ #include -#ifdef __APPLE_API_PRIVATE /* * 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 */ + struct rusage p_ru; /* stats for this proc */ + struct rusage p_cru; /* (PL) sum of stats for reaped children */ struct uprof { /* profile arguments */ struct uprof *pr_next; /* multiple prof buffers allowed */ 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 */ + u_int32_t pr_size; /* buffer size */ + u_int32_t pr_off; /* pc offset */ + u_int32_t pr_scale; /* pc scaling */ + u_int32_t pr_addr; /* temp storage for addr until AST */ + u_int32_t pr_ticks; /* temp storage for ticks until AST */ } p_prof; -#define pstat_endzero pstat_startcopy - -#define pstat_startcopy p_timer - struct itimerval p_timer[3]; /* virtual-time timers */ -#define pstat_endcopy p_start - struct timeval p_start; /* starting time */ + + uint64_t ps_start; /* starting time ; compat only */ #ifdef KERNEL + struct rusage_info_child ri_child; /* (PL) sum of additional stats for reaped children (proc_pid_rusage) */ struct user_uprof { /* profile arguments */ struct user_uprof *pr_next; /* multiple prof buffers allowed */ user_addr_t pr_base; /* buffer base */ @@ -106,11 +107,14 @@ struct pstats { * and a copy must be made for the child of a new fork that isn't * sharing modifications to the limits. */ +/* + * Modifications are done with the list lock held (p_limit as well)and access indv + * limits can be done without limit as we keep the old copy in p_olimit. Which is + * dropped in proc_exit. This way all access will have a valid kernel address + */ struct plimit { struct rlimit pl_rlimit[RLIM_NLIMITS]; -#define PL_SHAREMOD 0x01 /* modifications are shared */ - int p_lflags; - int p_refcnt; /* number of references */ + int pl_refcnt; /* number of references */ }; #ifdef KERNEL @@ -122,14 +126,19 @@ struct plimit { (proc_is64bit((p)) ? (p)->p_stats->user_p_prof.pr_ticks \ : (p)->p_stats->p_prof.pr_ticks)) -void addupc_intr(struct proc *p, u_long pc, u_int ticks); +void addupc_intr(struct proc *p, uint32_t pc, u_int ticks); void addupc_task(struct proc *p, user_addr_t pc, u_int ticks); void calcru(struct proc *p, struct timeval *up, struct timeval *sp, struct timeval *ip); void ruadd(struct rusage *ru, struct rusage *ru2); -struct plimit *limcopy(struct plimit *lim); +void update_rusage_info_child(struct rusage_info_child *ru, rusage_info_current *ru_current); +void proc_limitget(proc_t p, int whichi, struct rlimit * limp); +void proc_limitdrop(proc_t p, int exiting); +void proc_limitfork(proc_t parent, proc_t child); +int proc_limitreplace(proc_t p); +void proc_limitblock(proc_t); +void proc_limitunblock(proc_t); #endif /* KERNEL */ -#endif /* __APPLE_API_PRIVATE */ #endif /* !_SYS_RESOURCEVAR_H_ */