17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5100b72f4Sandrei * Common Development and Distribution License (the "License"). 6100b72f4Sandrei * You may not use this file except in compliance with the License. 77c478bd9Sstevel@tonic-gate * 87c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 97c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 107c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 117c478bd9Sstevel@tonic-gate * and limitations under the License. 127c478bd9Sstevel@tonic-gate * 137c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 147c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 157c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 167c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 177c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 187c478bd9Sstevel@tonic-gate * 197c478bd9Sstevel@tonic-gate * CDDL HEADER END 207c478bd9Sstevel@tonic-gate */ 2197eda132Sraf 227c478bd9Sstevel@tonic-gate /* 239ff75adeSSurya Prakki * Copyright (c) 1988, 2010, Oracle and/or its affiliates. All rights reserved. 24c21bd51dSDan McDonald * Copyright 2021 Joyent, Inc. 25*5a469116SPatrick Mooney * Copyright 2021 Oxide Computer Company 267c478bd9Sstevel@tonic-gate */ 277c478bd9Sstevel@tonic-gate 287c478bd9Sstevel@tonic-gate /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 29b4203d75SMarcel Telka /* All Rights Reserved */ 307c478bd9Sstevel@tonic-gate 317c478bd9Sstevel@tonic-gate #ifndef _SYS_PROC_H 327c478bd9Sstevel@tonic-gate #define _SYS_PROC_H 337c478bd9Sstevel@tonic-gate 347c478bd9Sstevel@tonic-gate #include <sys/time.h> 357c478bd9Sstevel@tonic-gate #include <sys/thread.h> 367c478bd9Sstevel@tonic-gate #include <sys/cred.h> 377c478bd9Sstevel@tonic-gate #include <sys/user.h> 387c478bd9Sstevel@tonic-gate #include <sys/watchpoint.h> 397c478bd9Sstevel@tonic-gate #include <sys/timer.h> 407c478bd9Sstevel@tonic-gate #if defined(__x86) 417c478bd9Sstevel@tonic-gate #include <sys/tss.h> 427c478bd9Sstevel@tonic-gate #include <sys/segments.h> 437c478bd9Sstevel@tonic-gate #endif 447c478bd9Sstevel@tonic-gate #include <sys/utrap.h> 457c478bd9Sstevel@tonic-gate #include <sys/model.h> 467c478bd9Sstevel@tonic-gate #include <sys/refstr.h> 477c478bd9Sstevel@tonic-gate #include <sys/avl.h> 487c478bd9Sstevel@tonic-gate #include <sys/rctl.h> 497c478bd9Sstevel@tonic-gate #include <sys/list.h> 507c478bd9Sstevel@tonic-gate #include <sys/avl.h> 517c478bd9Sstevel@tonic-gate #include <sys/door_impl.h> 523d729aecSJerry Jelinek #include <sys/signalfd.h> 53d2a70789SRichard Lowe #include <sys/secflags.h> 547c478bd9Sstevel@tonic-gate 557c478bd9Sstevel@tonic-gate #ifdef __cplusplus 567c478bd9Sstevel@tonic-gate extern "C" { 577c478bd9Sstevel@tonic-gate #endif 587c478bd9Sstevel@tonic-gate 597c478bd9Sstevel@tonic-gate /* 607c478bd9Sstevel@tonic-gate * Profile arguments. 617c478bd9Sstevel@tonic-gate */ 627c478bd9Sstevel@tonic-gate struct prof { 637c478bd9Sstevel@tonic-gate void *pr_base; /* buffer base */ 647c478bd9Sstevel@tonic-gate uintptr_t pr_off; /* pc offset */ 657c478bd9Sstevel@tonic-gate size_t pr_size; /* buffer size */ 667c478bd9Sstevel@tonic-gate uint32_t pr_scale; /* pc scaling */ 677c478bd9Sstevel@tonic-gate long pr_samples; /* sample count */ 687c478bd9Sstevel@tonic-gate }; 697c478bd9Sstevel@tonic-gate 707c478bd9Sstevel@tonic-gate /* 717c478bd9Sstevel@tonic-gate * An lwp directory entry. 727c478bd9Sstevel@tonic-gate * If le_thread != NULL, this is an active lwp. 737c478bd9Sstevel@tonic-gate * If le_thread == NULL, this is an unreaped zombie lwp. 747c478bd9Sstevel@tonic-gate */ 757c478bd9Sstevel@tonic-gate typedef struct lwpent { 767c478bd9Sstevel@tonic-gate kthread_t *le_thread; /* the active lwp, NULL if zombie */ 777c478bd9Sstevel@tonic-gate id_t le_lwpid; /* its lwpid (t->t_tid) */ 787c478bd9Sstevel@tonic-gate uint16_t le_waiters; /* total number of lwp_wait()ers */ 797c478bd9Sstevel@tonic-gate uint16_t le_dwaiters; /* number that are daemons */ 807c478bd9Sstevel@tonic-gate clock_t le_start; /* start time of this lwp */ 817c478bd9Sstevel@tonic-gate struct vnode *le_trace; /* pointer to /proc lwp vnode */ 827c478bd9Sstevel@tonic-gate } lwpent_t; 837c478bd9Sstevel@tonic-gate 840baeff3dSrab typedef struct pctxop { 850baeff3dSrab void (*save_op)(void *); /* function to invoke to save ctx */ 860baeff3dSrab void (*restore_op)(void *); /* function to invoke to restore ctx */ 870baeff3dSrab void (*fork_op)(void *, void *); /* invoke to fork context */ 880baeff3dSrab void (*exit_op)(void *); /* invoked during process exit */ 890baeff3dSrab void (*free_op)(void *, int); /* function which frees the context */ 900baeff3dSrab void *arg; /* argument to above functions */ 910baeff3dSrab struct pctxop *next; /* next pcontext ops */ 920baeff3dSrab } pctxop_t; 930baeff3dSrab 947c478bd9Sstevel@tonic-gate /* 957c478bd9Sstevel@tonic-gate * Elements of the lwp directory, p->p_lwpdir[]. 967c478bd9Sstevel@tonic-gate * 977c478bd9Sstevel@tonic-gate * We allocate lwp directory entries separately from lwp directory 987c478bd9Sstevel@tonic-gate * elements because the lwp directory must be allocated as an array. 997c478bd9Sstevel@tonic-gate * The number of lwps can grow quite large and we want to keep the 1007c478bd9Sstevel@tonic-gate * size of the kmem_alloc()d directory as small as possible. 1017c478bd9Sstevel@tonic-gate * 1027c478bd9Sstevel@tonic-gate * If ld_entry == NULL, the entry is free and is on the free list, 1037c478bd9Sstevel@tonic-gate * p->p_lwpfree, linked through ld_next. If ld_entry != NULL, the 1047c478bd9Sstevel@tonic-gate * entry is used and ld_next is the thread-id hash link pointer. 1057c478bd9Sstevel@tonic-gate */ 1067c478bd9Sstevel@tonic-gate typedef struct lwpdir { 1077c478bd9Sstevel@tonic-gate struct lwpdir *ld_next; /* hash chain or free list */ 1087c478bd9Sstevel@tonic-gate struct lwpent *ld_entry; /* lwp directory entry */ 1097c478bd9Sstevel@tonic-gate } lwpdir_t; 1107c478bd9Sstevel@tonic-gate 1116eb30ec3SRoger A. Faulkner /* 1126eb30ec3SRoger A. Faulkner * Element of the p_tidhash thread-id (lwpid) hash table. 1136eb30ec3SRoger A. Faulkner */ 1146eb30ec3SRoger A. Faulkner typedef struct tidhash { 1156eb30ec3SRoger A. Faulkner kmutex_t th_lock; 1166eb30ec3SRoger A. Faulkner lwpdir_t *th_list; 1176eb30ec3SRoger A. Faulkner } tidhash_t; 1186eb30ec3SRoger A. Faulkner 1196eb30ec3SRoger A. Faulkner /* 1206eb30ec3SRoger A. Faulkner * Retired tidhash hash tables. 1216eb30ec3SRoger A. Faulkner */ 1226eb30ec3SRoger A. Faulkner typedef struct ret_tidhash { 1236eb30ec3SRoger A. Faulkner struct ret_tidhash *rth_next; 1246eb30ec3SRoger A. Faulkner tidhash_t *rth_tidhash; 1256eb30ec3SRoger A. Faulkner uint_t rth_tidhash_sz; 1266eb30ec3SRoger A. Faulkner } ret_tidhash_t; 1276eb30ec3SRoger A. Faulkner 1287c478bd9Sstevel@tonic-gate struct pool; 1297c478bd9Sstevel@tonic-gate struct task; 1307c478bd9Sstevel@tonic-gate struct zone; 1319acbbeafSnn struct brand; 1327c478bd9Sstevel@tonic-gate struct corectl_path; 1337c478bd9Sstevel@tonic-gate struct corectl_content; 1347c478bd9Sstevel@tonic-gate 1357c478bd9Sstevel@tonic-gate /* 1367c478bd9Sstevel@tonic-gate * One structure allocated per active process. It contains all 1377c478bd9Sstevel@tonic-gate * data needed about the process while the process may be swapped 1387c478bd9Sstevel@tonic-gate * out. Other per-process data (user.h) is also inside the proc structure. 1397c478bd9Sstevel@tonic-gate * Lightweight-process data (lwp.h) and the kernel stack may be swapped out. 1407c478bd9Sstevel@tonic-gate */ 1417c478bd9Sstevel@tonic-gate typedef struct proc { 1427c478bd9Sstevel@tonic-gate /* 1437c478bd9Sstevel@tonic-gate * Fields requiring no explicit locking 1447c478bd9Sstevel@tonic-gate */ 1457c478bd9Sstevel@tonic-gate struct vnode *p_exec; /* pointer to a.out vnode */ 1467c478bd9Sstevel@tonic-gate struct as *p_as; /* process address space pointer */ 1477c478bd9Sstevel@tonic-gate struct plock *p_lockp; /* ptr to proc struct's mutex lock */ 1487c478bd9Sstevel@tonic-gate kmutex_t p_crlock; /* lock for p_cred */ 1497c478bd9Sstevel@tonic-gate struct cred *p_cred; /* process credentials */ 1507c478bd9Sstevel@tonic-gate /* 1517c478bd9Sstevel@tonic-gate * Fields protected by pidlock 1527c478bd9Sstevel@tonic-gate */ 1537c478bd9Sstevel@tonic-gate int p_swapcnt; /* number of swapped out lwps */ 1547c478bd9Sstevel@tonic-gate char p_stat; /* status of process */ 1557c478bd9Sstevel@tonic-gate char p_wcode; /* current wait code */ 1567c478bd9Sstevel@tonic-gate ushort_t p_pidflag; /* flags protected only by pidlock */ 157440a8a36SPatrick Mooney int p_wdata; /* current wait return value */ 1587c478bd9Sstevel@tonic-gate pid_t p_ppid; /* process id of parent */ 1597c478bd9Sstevel@tonic-gate struct proc *p_link; /* forward link */ 1607c478bd9Sstevel@tonic-gate struct proc *p_parent; /* ptr to parent process */ 1617c478bd9Sstevel@tonic-gate struct proc *p_child; /* ptr to first child process */ 1627c478bd9Sstevel@tonic-gate struct proc *p_sibling; /* ptr to next sibling proc on chain */ 1637c478bd9Sstevel@tonic-gate struct proc *p_psibling; /* ptr to prev sibling proc on chain */ 1647c478bd9Sstevel@tonic-gate struct proc *p_sibling_ns; /* prt to siblings with new state */ 1657c478bd9Sstevel@tonic-gate struct proc *p_child_ns; /* prt to children with new state */ 166440a8a36SPatrick Mooney struct proc *p_next; /* active chain link next */ 167440a8a36SPatrick Mooney struct proc *p_prev; /* active chain link prev */ 168440a8a36SPatrick Mooney struct proc *p_nextofkin; /* gets accounting info at exit */ 169440a8a36SPatrick Mooney struct proc *p_orphan; 170440a8a36SPatrick Mooney struct proc *p_nextorph; 1717c478bd9Sstevel@tonic-gate struct proc *p_pglink; /* process group hash chain link next */ 1727c478bd9Sstevel@tonic-gate struct proc *p_ppglink; /* process group hash chain link prev */ 1737c478bd9Sstevel@tonic-gate struct sess *p_sessp; /* session information */ 174440a8a36SPatrick Mooney struct pid *p_pidp; /* process ID info */ 175440a8a36SPatrick Mooney struct pid *p_pgidp; /* process group ID info */ 1767c478bd9Sstevel@tonic-gate /* 1777c478bd9Sstevel@tonic-gate * Fields protected by p_lock 1787c478bd9Sstevel@tonic-gate */ 1797c478bd9Sstevel@tonic-gate kcondvar_t p_cv; /* proc struct's condition variable */ 1807c478bd9Sstevel@tonic-gate kcondvar_t p_flag_cv; 1817c478bd9Sstevel@tonic-gate kcondvar_t p_lwpexit; /* waiting for some lwp to exit */ 1827c478bd9Sstevel@tonic-gate kcondvar_t p_holdlwps; /* process is waiting for its lwps */ 1837c478bd9Sstevel@tonic-gate /* to to be held. */ 1847c478bd9Sstevel@tonic-gate uint_t p_proc_flag; /* /proc-related flags */ 1857c478bd9Sstevel@tonic-gate uint_t p_flag; /* protected while set. */ 1867c478bd9Sstevel@tonic-gate /* flags defined below */ 1877c478bd9Sstevel@tonic-gate clock_t p_utime; /* user time, this process */ 1887c478bd9Sstevel@tonic-gate clock_t p_stime; /* system time, this process */ 1897c478bd9Sstevel@tonic-gate clock_t p_cutime; /* sum of children's user time */ 1907c478bd9Sstevel@tonic-gate clock_t p_cstime; /* sum of children's system time */ 1917c478bd9Sstevel@tonic-gate avl_tree_t *p_segacct; /* System V shared segment list */ 1927c478bd9Sstevel@tonic-gate avl_tree_t *p_semacct; /* System V semaphore undo list */ 1937c478bd9Sstevel@tonic-gate caddr_t p_bssbase; /* base addr of last bss below heap */ 1947c478bd9Sstevel@tonic-gate caddr_t p_brkbase; /* base addr of heap */ 1957c478bd9Sstevel@tonic-gate size_t p_brksize; /* heap size in bytes */ 1967c478bd9Sstevel@tonic-gate uint_t p_brkpageszc; /* preferred heap max page size code */ 1977c478bd9Sstevel@tonic-gate /* 1987c478bd9Sstevel@tonic-gate * Per process signal stuff. 1997c478bd9Sstevel@tonic-gate */ 2007c478bd9Sstevel@tonic-gate k_sigset_t p_sig; /* signals pending to this process */ 2017c478bd9Sstevel@tonic-gate k_sigset_t p_extsig; /* signals sent from another contract */ 2027c478bd9Sstevel@tonic-gate k_sigset_t p_ignore; /* ignore when generated */ 2037c478bd9Sstevel@tonic-gate k_sigset_t p_siginfo; /* gets signal info with signal */ 2043d729aecSJerry Jelinek void *p_sigfd; /* signalfd support state */ 2057c478bd9Sstevel@tonic-gate struct sigqueue *p_sigqueue; /* queued siginfo structures */ 2067c478bd9Sstevel@tonic-gate struct sigqhdr *p_sigqhdr; /* hdr to sigqueue structure pool */ 2077c478bd9Sstevel@tonic-gate struct sigqhdr *p_signhdr; /* hdr to signotify structure pool */ 2087c478bd9Sstevel@tonic-gate uchar_t p_stopsig; /* jobcontrol stop signal */ 2097c478bd9Sstevel@tonic-gate 2107c478bd9Sstevel@tonic-gate /* 2117c478bd9Sstevel@tonic-gate * Special per-process flag when set will fix misaligned memory 2127c478bd9Sstevel@tonic-gate * references. 2137c478bd9Sstevel@tonic-gate */ 2147c478bd9Sstevel@tonic-gate char p_fixalignment; 2157c478bd9Sstevel@tonic-gate 2167c478bd9Sstevel@tonic-gate /* 2177c478bd9Sstevel@tonic-gate * Per process lwp and kernel thread stuff 2187c478bd9Sstevel@tonic-gate */ 2197c478bd9Sstevel@tonic-gate id_t p_lwpid; /* most recently allocated lwpid */ 220440a8a36SPatrick Mooney int p_lwpcnt; /* number of lwps in this process */ 2217c478bd9Sstevel@tonic-gate int p_lwprcnt; /* number of not stopped lwps */ 2227c478bd9Sstevel@tonic-gate int p_lwpdaemon; /* number of TP_DAEMON lwps */ 2237c478bd9Sstevel@tonic-gate int p_lwpwait; /* number of lwps in lwp_wait() */ 2247c478bd9Sstevel@tonic-gate int p_lwpdwait; /* number of daemons in lwp_wait() */ 2257c478bd9Sstevel@tonic-gate int p_zombcnt; /* number of zombie lwps */ 2267c478bd9Sstevel@tonic-gate kthread_t *p_tlist; /* circular list of threads */ 2277c478bd9Sstevel@tonic-gate lwpdir_t *p_lwpdir; /* thread (lwp) directory */ 2287c478bd9Sstevel@tonic-gate lwpdir_t *p_lwpfree; /* p_lwpdir free list */ 2296eb30ec3SRoger A. Faulkner tidhash_t *p_tidhash; /* tid (lwpid) lookup hash table */ 2307c478bd9Sstevel@tonic-gate uint_t p_lwpdir_sz; /* number of p_lwpdir[] entries */ 2317c478bd9Sstevel@tonic-gate uint_t p_tidhash_sz; /* number of p_tidhash[] entries */ 2326eb30ec3SRoger A. Faulkner ret_tidhash_t *p_ret_tidhash; /* retired tidhash hash tables */ 2337c478bd9Sstevel@tonic-gate uint64_t p_lgrpset; /* unprotected hint of set of lgrps */ 2347c478bd9Sstevel@tonic-gate /* on which process has threads */ 2352cb27123Saguzovsk volatile lgrp_id_t p_t1_lgrpid; /* main's thread lgroup id */ 2362cb27123Saguzovsk volatile lgrp_id_t p_tr_lgrpid; /* text replica's lgroup id */ 2372cb27123Saguzovsk #if defined(_LP64) 2382cb27123Saguzovsk uintptr_t p_lgrpres2; /* reserved for lgrp migration */ 2392cb27123Saguzovsk #endif 2407c478bd9Sstevel@tonic-gate /* 2417c478bd9Sstevel@tonic-gate * /proc (process filesystem) debugger interface stuff. 2427c478bd9Sstevel@tonic-gate */ 2437c478bd9Sstevel@tonic-gate k_sigset_t p_sigmask; /* mask of traced signals (/proc) */ 2447c478bd9Sstevel@tonic-gate k_fltset_t p_fltmask; /* mask of traced faults (/proc) */ 2457c478bd9Sstevel@tonic-gate struct vnode *p_trace; /* pointer to primary /proc vnode */ 2467c478bd9Sstevel@tonic-gate struct vnode *p_plist; /* list of /proc vnodes for process */ 2477c478bd9Sstevel@tonic-gate kthread_t *p_agenttp; /* thread ptr for /proc agent lwp */ 2487c478bd9Sstevel@tonic-gate avl_tree_t p_warea; /* list of watched areas */ 2497c478bd9Sstevel@tonic-gate avl_tree_t p_wpage; /* remembered watched pages (vfork) */ 2507c478bd9Sstevel@tonic-gate watched_page_t *p_wprot; /* pages that need to have prot set */ 2517c478bd9Sstevel@tonic-gate int p_mapcnt; /* number of active pr_mappage()s */ 2527c478bd9Sstevel@tonic-gate kmutex_t p_maplock; /* lock for pr_mappage() */ 2537c478bd9Sstevel@tonic-gate struct proc *p_rlink; /* linked list for server */ 2547c478bd9Sstevel@tonic-gate kcondvar_t p_srwchan_cv; 255284ce987SPatrick Mooney 256284ce987SPatrick Mooney /* 257284ce987SPatrick Mooney * Stack sizing and guard information. 258284ce987SPatrick Mooney * Generally protected by as_rangelock() 259284ce987SPatrick Mooney */ 260284ce987SPatrick Mooney size_t p_stksize; /* process stack size in bytes */ 261284ce987SPatrick Mooney uint_t p_stkpageszc; /* preferred stack max page size code */ 262284ce987SPatrick Mooney uintptr_t p_stkg_start; /* start of stack guard */ 263284ce987SPatrick Mooney uintptr_t p_stkg_end; /* end of stack guard */ 2647c478bd9Sstevel@tonic-gate 2657c478bd9Sstevel@tonic-gate /* 2667c478bd9Sstevel@tonic-gate * Microstate accounting, resource usage, and real-time profiling 2677c478bd9Sstevel@tonic-gate */ 2687c478bd9Sstevel@tonic-gate hrtime_t p_mstart; /* hi-res process start time */ 2697c478bd9Sstevel@tonic-gate hrtime_t p_mterm; /* hi-res process termination time */ 2707c478bd9Sstevel@tonic-gate hrtime_t p_mlreal; /* elapsed time sum over defunct lwps */ 2717c478bd9Sstevel@tonic-gate hrtime_t p_acct[NMSTATES]; /* microstate sum over defunct lwps */ 2727c478bd9Sstevel@tonic-gate hrtime_t p_cacct[NMSTATES]; /* microstate sum over child procs */ 2737c478bd9Sstevel@tonic-gate struct lrusage p_ru; /* lrusage sum over defunct lwps */ 2747c478bd9Sstevel@tonic-gate struct lrusage p_cru; /* lrusage sum over child procs */ 2757c478bd9Sstevel@tonic-gate struct itimerval p_rprof_timer; /* ITIMER_REALPROF interval timer */ 2767c478bd9Sstevel@tonic-gate uintptr_t p_rprof_cyclic; /* ITIMER_REALPROF cyclic */ 2777c478bd9Sstevel@tonic-gate uint_t p_defunct; /* number of defunct lwps */ 2787c478bd9Sstevel@tonic-gate /* 2797c478bd9Sstevel@tonic-gate * profiling. A lock is used in the event of multiple lwp's 2807c478bd9Sstevel@tonic-gate * using the same profiling base/size. 2817c478bd9Sstevel@tonic-gate */ 2827c478bd9Sstevel@tonic-gate kmutex_t p_pflock; /* protects user profile arguments */ 2837c478bd9Sstevel@tonic-gate struct prof p_prof; /* profile arguments */ 2847c478bd9Sstevel@tonic-gate 2857c478bd9Sstevel@tonic-gate /* 2867c478bd9Sstevel@tonic-gate * Doors. 2877c478bd9Sstevel@tonic-gate */ 2887c478bd9Sstevel@tonic-gate door_pool_t p_server_threads; /* common thread pool */ 2897c478bd9Sstevel@tonic-gate struct door_node *p_door_list; /* active doors */ 2907c478bd9Sstevel@tonic-gate struct door_node *p_unref_list; 2917c478bd9Sstevel@tonic-gate kcondvar_t p_unref_cv; 2927c478bd9Sstevel@tonic-gate char p_unref_thread; /* unref thread created */ 2937c478bd9Sstevel@tonic-gate 2947c478bd9Sstevel@tonic-gate /* 295d3e55dcdSgww * Solaris Audit 2967c478bd9Sstevel@tonic-gate */ 2977c478bd9Sstevel@tonic-gate struct p_audit_data *p_audit_data; /* per process audit structure */ 2980baeff3dSrab 2990baeff3dSrab pctxop_t *p_pctx; 3000baeff3dSrab 3017c478bd9Sstevel@tonic-gate #if defined(__x86) 3027c478bd9Sstevel@tonic-gate /* 3037c478bd9Sstevel@tonic-gate * LDT support. 3047c478bd9Sstevel@tonic-gate */ 3057c478bd9Sstevel@tonic-gate kmutex_t p_ldtlock; /* protects the following fields */ 3067c478bd9Sstevel@tonic-gate user_desc_t *p_ldt; /* Pointer to private LDT */ 307a0955b86SJohn Levon uint64_t p_unused1; /* no longer used */ 308a0955b86SJohn Levon uint64_t p_unused2; /* no longer used */ 3097c478bd9Sstevel@tonic-gate ushort_t p_ldtlimit; /* highest selector used */ 3107c478bd9Sstevel@tonic-gate #endif 3117c478bd9Sstevel@tonic-gate size_t p_swrss; /* resident set size before last swap */ 3127c478bd9Sstevel@tonic-gate struct aio *p_aio; /* pointer to async I/O struct */ 3137c478bd9Sstevel@tonic-gate struct itimer **p_itimer; /* interval timers */ 314440a8a36SPatrick Mooney uint_t p_itimer_sz; /* max allocated interval timers */ 3157c478bd9Sstevel@tonic-gate timeout_id_t p_alarmid; /* alarm's timeout id */ 3167c478bd9Sstevel@tonic-gate caddr_t p_usrstack; /* top of the process stack */ 3177c478bd9Sstevel@tonic-gate uint_t p_stkprot; /* stack memory protection */ 3187c478bd9Sstevel@tonic-gate uint_t p_datprot; /* data memory protection */ 3197c478bd9Sstevel@tonic-gate model_t p_model; /* data model determined at exec time */ 3207c478bd9Sstevel@tonic-gate struct lwpchan_data *p_lcp; /* lwpchan cache */ 3217c478bd9Sstevel@tonic-gate kmutex_t p_lcp_lock; /* protects assignments to p_lcp */ 3227c478bd9Sstevel@tonic-gate utrap_handler_t *p_utraps; /* pointer to user trap handlers */ 3237c478bd9Sstevel@tonic-gate struct corectl_path *p_corefile; /* pattern for core file */ 3247c478bd9Sstevel@tonic-gate struct task *p_task; /* our containing task */ 3257c478bd9Sstevel@tonic-gate struct proc *p_taskprev; /* ptr to previous process in task */ 3267c478bd9Sstevel@tonic-gate struct proc *p_tasknext; /* ptr to next process in task */ 3277c478bd9Sstevel@tonic-gate kmutex_t p_sc_lock; /* protects p_pagep */ 3287c478bd9Sstevel@tonic-gate struct sc_page_ctl *p_pagep; /* list of process's shared pages */ 3297c478bd9Sstevel@tonic-gate struct rctl_set *p_rctls; /* resource controls for this process */ 3307c478bd9Sstevel@tonic-gate rlim64_t p_stk_ctl; /* currently enforced stack size */ 3317c478bd9Sstevel@tonic-gate rlim64_t p_fsz_ctl; /* currently enforced file size */ 3327c478bd9Sstevel@tonic-gate rlim64_t p_vmem_ctl; /* currently enforced addr-space size */ 3337c478bd9Sstevel@tonic-gate rlim64_t p_fno_ctl; /* currently enforced file-desc limit */ 3347c478bd9Sstevel@tonic-gate pid_t p_ancpid; /* ancestor pid, used by exacct */ 3357c478bd9Sstevel@tonic-gate struct itimerval p_realitimer; /* real interval timer */ 3367c478bd9Sstevel@tonic-gate timeout_id_t p_itimerid; /* real interval timer's timeout id */ 3377c478bd9Sstevel@tonic-gate struct corectl_content *p_content; /* content of core file */ 3387c478bd9Sstevel@tonic-gate 3397c478bd9Sstevel@tonic-gate avl_tree_t p_ct_held; /* held contracts */ 3407c478bd9Sstevel@tonic-gate struct ct_equeue **p_ct_equeue; /* process-type event queues */ 3417c478bd9Sstevel@tonic-gate 3427c478bd9Sstevel@tonic-gate struct cont_process *p_ct_process; /* process contract */ 3437c478bd9Sstevel@tonic-gate list_node_t p_ct_member; /* process contract membership */ 3447c478bd9Sstevel@tonic-gate sigqueue_t *p_killsqp; /* sigqueue pointer for SIGKILL */ 3457c478bd9Sstevel@tonic-gate 3467c478bd9Sstevel@tonic-gate int p_dtrace_probes; /* are there probes for this proc? */ 3477c478bd9Sstevel@tonic-gate uint64_t p_dtrace_count; /* number of DTrace tracepoints */ 3487c478bd9Sstevel@tonic-gate /* (protected by P_PR_LOCK) */ 3497c478bd9Sstevel@tonic-gate void *p_dtrace_helpers; /* DTrace helpers, if any */ 3507c478bd9Sstevel@tonic-gate struct pool *p_pool; /* pointer to containing pool */ 3517c478bd9Sstevel@tonic-gate kcondvar_t p_poolcv; /* synchronization with pools */ 3527c478bd9Sstevel@tonic-gate uint_t p_poolcnt; /* # threads inside pool barrier */ 3537c478bd9Sstevel@tonic-gate uint_t p_poolflag; /* pool-related flags (see below) */ 354350ffdd5SRobert Mustacchi uint_t p_upanicflag; /* upanic-related flags (see below) */ 355350ffdd5SRobert Mustacchi void *p_upanic; /* optional upanic data */ 3567c478bd9Sstevel@tonic-gate uintptr_t p_portcnt; /* event ports counter */ 3577c478bd9Sstevel@tonic-gate struct zone *p_zone; /* zone in which process lives */ 3587c478bd9Sstevel@tonic-gate struct vnode *p_execdir; /* directory that p_exec came from */ 3599acbbeafSnn struct brand *p_brand; /* process's brand */ 3609acbbeafSnn void *p_brand_data; /* per-process brand state */ 361d2a70789SRichard Lowe psecflags_t p_secflags; /* per-process security flags */ 3629acbbeafSnn 3639acbbeafSnn /* additional lock to protect p_sessp (but not its contents) */ 3649acbbeafSnn kmutex_t p_splock; 365c6939658Ssl rctl_qty_t p_locked_mem; /* locked memory charged to proc */ 366c6939658Ssl /* protected by p_lock */ 367c1a9a9c3Skrishna rctl_qty_t p_crypto_mem; /* /dev/crypto memory charged to proc */ 368c1a9a9c3Skrishna /* protected by p_lock */ 3692850d85bSmv clock_t p_ttime; /* buffered task time */ 370bdf0047cSRoger A. Faulkner 371bdf0047cSRoger A. Faulkner /* 372bdf0047cSRoger A. Faulkner * The user structure 373bdf0047cSRoger A. Faulkner */ 374bdf0047cSRoger A. Faulkner struct user p_user; /* (see sys/user.h) */ 3757c478bd9Sstevel@tonic-gate } proc_t; 3767c478bd9Sstevel@tonic-gate 3777c478bd9Sstevel@tonic-gate #define PROC_T /* headers relying on proc_t are OK */ 3787c478bd9Sstevel@tonic-gate 3797c478bd9Sstevel@tonic-gate #ifdef _KERNEL 3807c478bd9Sstevel@tonic-gate 3817c478bd9Sstevel@tonic-gate /* active process chain */ 3827c478bd9Sstevel@tonic-gate 3837c478bd9Sstevel@tonic-gate extern proc_t *practive; 3847c478bd9Sstevel@tonic-gate 3857c478bd9Sstevel@tonic-gate /* Well known processes */ 3867c478bd9Sstevel@tonic-gate 3877c478bd9Sstevel@tonic-gate extern proc_t *proc_sched; /* memory scheduler */ 3887c478bd9Sstevel@tonic-gate extern proc_t *proc_init; /* init */ 3897c478bd9Sstevel@tonic-gate extern proc_t *proc_pageout; /* pageout daemon */ 3907c478bd9Sstevel@tonic-gate extern proc_t *proc_fsflush; /* filesystem sync-er */ 3917c478bd9Sstevel@tonic-gate 3927c478bd9Sstevel@tonic-gate #endif /* _KERNEL */ 3937c478bd9Sstevel@tonic-gate 3947c478bd9Sstevel@tonic-gate /* 3957c478bd9Sstevel@tonic-gate * Stuff to keep track of the number of processes each uid has. 3967c478bd9Sstevel@tonic-gate * It is tracked on a per-zone basis; that is, if users in different 3977c478bd9Sstevel@tonic-gate * zones have the same uid, they are tracked separately. 3987c478bd9Sstevel@tonic-gate * 3997c478bd9Sstevel@tonic-gate * A structure is allocated when a new <uid,zoneid> pair shows up 4007c478bd9Sstevel@tonic-gate * There is a hash to find each structure. 4017c478bd9Sstevel@tonic-gate */ 4027c478bd9Sstevel@tonic-gate struct upcount { 4037c478bd9Sstevel@tonic-gate struct upcount *up_next; 4047c478bd9Sstevel@tonic-gate uid_t up_uid; 4057c478bd9Sstevel@tonic-gate zoneid_t up_zoneid; 4067c478bd9Sstevel@tonic-gate uint_t up_count; 4077c478bd9Sstevel@tonic-gate }; 4087c478bd9Sstevel@tonic-gate 4097c478bd9Sstevel@tonic-gate /* process ID info */ 4107c478bd9Sstevel@tonic-gate 4117c478bd9Sstevel@tonic-gate struct pid { 4127c478bd9Sstevel@tonic-gate unsigned int pid_prinactive :1; 4137c478bd9Sstevel@tonic-gate unsigned int pid_pgorphaned :1; 4147c478bd9Sstevel@tonic-gate unsigned int pid_padding :6; /* used to be pid_ref, now an int */ 4157c478bd9Sstevel@tonic-gate unsigned int pid_prslot :24; 4167c478bd9Sstevel@tonic-gate pid_t pid_id; 4177c478bd9Sstevel@tonic-gate struct proc *pid_pglink; 418e44bd21cSsusans struct proc *pid_pgtail; 4197c478bd9Sstevel@tonic-gate struct pid *pid_link; 4207c478bd9Sstevel@tonic-gate uint_t pid_ref; 4217c478bd9Sstevel@tonic-gate }; 4227c478bd9Sstevel@tonic-gate 4237c478bd9Sstevel@tonic-gate #define p_pgrp p_pgidp->pid_id 4247c478bd9Sstevel@tonic-gate #define p_pid p_pidp->pid_id 4257c478bd9Sstevel@tonic-gate #define p_slot p_pidp->pid_prslot 4267c478bd9Sstevel@tonic-gate #define p_detached p_pgidp->pid_pgorphaned 4277c478bd9Sstevel@tonic-gate 4287c478bd9Sstevel@tonic-gate #define PID_HOLD(pidp) ASSERT(MUTEX_HELD(&pidlock)); \ 4297c478bd9Sstevel@tonic-gate ++(pidp)->pid_ref; 4307c478bd9Sstevel@tonic-gate #define PID_RELE(pidp) ASSERT(MUTEX_HELD(&pidlock)); \ 4317c478bd9Sstevel@tonic-gate (pidp)->pid_ref > 1 ? \ 4327c478bd9Sstevel@tonic-gate --(pidp)->pid_ref : pid_rele(pidp); 4337c478bd9Sstevel@tonic-gate 4347c478bd9Sstevel@tonic-gate /* 4357c478bd9Sstevel@tonic-gate * Structure containing persistent process lock. The structure and 4367c478bd9Sstevel@tonic-gate * macro allow "mutex_enter(&p->p_lock)" to continue working. 4377c478bd9Sstevel@tonic-gate */ 4387c478bd9Sstevel@tonic-gate struct plock { 4397c478bd9Sstevel@tonic-gate kmutex_t pl_lock; 4407c478bd9Sstevel@tonic-gate }; 4417c478bd9Sstevel@tonic-gate #define p_lock p_lockp->pl_lock 4427c478bd9Sstevel@tonic-gate 4437c478bd9Sstevel@tonic-gate #ifdef _KERNEL 4447c478bd9Sstevel@tonic-gate extern proc_t p0; /* process 0 */ 4457c478bd9Sstevel@tonic-gate extern struct plock p0lock; /* p0's plock */ 4467c478bd9Sstevel@tonic-gate extern struct pid pid0; /* p0's pid */ 4479acbbeafSnn 4489acbbeafSnn /* pid_allocate() flags */ 4499acbbeafSnn #define PID_ALLOC_PROC 0x0001 /* assign a /proc slot as well */ 4509acbbeafSnn 4517c478bd9Sstevel@tonic-gate #endif /* _KERNEL */ 4527c478bd9Sstevel@tonic-gate 4537c478bd9Sstevel@tonic-gate /* stat codes */ 4547c478bd9Sstevel@tonic-gate 4557c478bd9Sstevel@tonic-gate #define SSLEEP 1 /* awaiting an event */ 456c97ad5cdSakolb #define SRUN 2 /* runnable */ 4577c478bd9Sstevel@tonic-gate #define SZOMB 3 /* process terminated but not waited for */ 4587c478bd9Sstevel@tonic-gate #define SSTOP 4 /* process stopped by debugger */ 4597c478bd9Sstevel@tonic-gate #define SIDL 5 /* intermediate state in process creation */ 4607c478bd9Sstevel@tonic-gate #define SONPROC 6 /* process is being run on a processor */ 461c97ad5cdSakolb #define SWAIT 7 /* process is waiting to become runnable */ 4627c478bd9Sstevel@tonic-gate 4637c478bd9Sstevel@tonic-gate /* p_pidflag codes */ 464657b1f3dSraf #define CLDPEND 0x0001 /* have yet to post a SIGCHLD to the parent */ 465657b1f3dSraf #define CLDCONT 0x0002 /* child has notified parent of CLD_CONTINUED */ 466657b1f3dSraf #define CLDNOSIGCHLD 0x0004 /* do not post SIGCHLD when child terminates */ 467657b1f3dSraf #define CLDWAITPID 0x0008 /* only waitid(P_PID, pid) can reap the child */ 4687c478bd9Sstevel@tonic-gate 4697c478bd9Sstevel@tonic-gate /* p_proc_flag codes -- these flags are mostly private to /proc */ 4707c478bd9Sstevel@tonic-gate #define P_PR_TRACE 0x0001 /* signal, fault or syscall tracing via /proc */ 4717c478bd9Sstevel@tonic-gate #define P_PR_PTRACE 0x0002 /* ptrace() compatibility mode */ 4727c478bd9Sstevel@tonic-gate #define P_PR_FORK 0x0004 /* child inherits tracing flags */ 4737c478bd9Sstevel@tonic-gate #define P_PR_LOCK 0x0008 /* process locked by /proc */ 4747c478bd9Sstevel@tonic-gate #define P_PR_ASYNC 0x0010 /* asynchronous stopping via /proc */ 4757c478bd9Sstevel@tonic-gate #define P_PR_EXEC 0x0020 /* process is in exec() */ 4767c478bd9Sstevel@tonic-gate #define P_PR_BPTADJ 0x0040 /* adjust pc on breakpoint trap */ 4777c478bd9Sstevel@tonic-gate #define P_PR_RUNLCL 0x0080 /* set process running on last /proc close */ 4787c478bd9Sstevel@tonic-gate #define P_PR_KILLCL 0x0100 /* kill process on last /proc close */ 4797c478bd9Sstevel@tonic-gate 4807c478bd9Sstevel@tonic-gate /* 4817c478bd9Sstevel@tonic-gate * p_flag codes 4827c478bd9Sstevel@tonic-gate * 4837c478bd9Sstevel@tonic-gate * note that two of these flags, SMSACCT and SSYS, are exported to /proc's 4847c478bd9Sstevel@tonic-gate * psinfo_t.p_flag field. Historically, all were, but since they are 4857c478bd9Sstevel@tonic-gate * implementation dependant, we only export the ones people have come to 4867c478bd9Sstevel@tonic-gate * rely upon. Hence, the bit positions of SSYS and SMSACCT should not be 4877c478bd9Sstevel@tonic-gate * altered. 4887c478bd9Sstevel@tonic-gate */ 4897c478bd9Sstevel@tonic-gate #define SSYS 0x00000001 /* system (resident) process */ 49097eda132Sraf #define SEXITING 0x00000002 /* process is exiting */ 4917c478bd9Sstevel@tonic-gate #define SITBUSY 0x00000004 /* setitimer(ITIMER_REAL) in progress */ 492ab9a77c7Sahl #define SFORKING 0x00000008 /* tells called functions that we're forking */ 4937c478bd9Sstevel@tonic-gate #define SWATCHOK 0x00000010 /* proc in acceptable state for watchpoints */ 4947c478bd9Sstevel@tonic-gate #define SKILLED 0x00000100 /* SIGKILL has been posted to the process */ 4957c478bd9Sstevel@tonic-gate #define SSCONT 0x00000200 /* SIGCONT has been posted to the process */ 4967c478bd9Sstevel@tonic-gate #define SZONETOP 0x00000400 /* process has no valid PPID in its zone */ 4977c478bd9Sstevel@tonic-gate #define SEXTKILLED 0x00000800 /* SKILLED is from another contract */ 4987c478bd9Sstevel@tonic-gate #define SUGID 0x00002000 /* process was result of set[ug]id exec */ 4997c478bd9Sstevel@tonic-gate #define SEXECED 0x00004000 /* this process has execed */ 500657b1f3dSraf #define SJCTL 0x00010000 /* SIGCHLD sent when children stop/continue */ 5017c478bd9Sstevel@tonic-gate #define SNOWAIT 0x00020000 /* children never become zombies */ 5027c478bd9Sstevel@tonic-gate #define SVFORK 0x00040000 /* child of vfork that has not yet exec'd */ 5037c478bd9Sstevel@tonic-gate #define SVFWAIT 0x00080000 /* parent of vfork waiting for child to exec */ 5047c478bd9Sstevel@tonic-gate #define SEXITLWPS 0x00100000 /* have lwps exit within the process */ 5057c478bd9Sstevel@tonic-gate #define SHOLDFORK 0x00200000 /* hold lwps where they're cloneable */ 5067c478bd9Sstevel@tonic-gate #define SHOLDFORK1 0x00800000 /* hold lwps in place (not cloning) */ 5077c478bd9Sstevel@tonic-gate #define SCOREDUMP 0x01000000 /* process is dumping core */ 5087c478bd9Sstevel@tonic-gate #define SMSACCT 0x02000000 /* process is keeping micro-state accounting */ 5097c478bd9Sstevel@tonic-gate #define SLWPWRAP 0x04000000 /* process has wrapped its lwp ids */ 5107c478bd9Sstevel@tonic-gate #define SAUTOLPG 0x08000000 /* kernel controls page sizes */ 5117c478bd9Sstevel@tonic-gate #define SNOCD 0x10000000 /* new creds from VSxID, do not coredump */ 5127c478bd9Sstevel@tonic-gate #define SHOLDWATCH 0x20000000 /* hold lwps for watchpoint operation */ 5137c478bd9Sstevel@tonic-gate #define SMSFORK 0x40000000 /* child inherits micro-state accounting */ 5147c478bd9Sstevel@tonic-gate #define SDOCORE 0x80000000 /* process will attempt to dump core */ 5157c478bd9Sstevel@tonic-gate 5167c478bd9Sstevel@tonic-gate /* 5177c478bd9Sstevel@tonic-gate * p_poolflag codes 5187c478bd9Sstevel@tonic-gate * 5197c478bd9Sstevel@tonic-gate * These flags are used to synchronize with the pool subsystem to allow 5207c478bd9Sstevel@tonic-gate * re-binding of processes to new pools. 5217c478bd9Sstevel@tonic-gate */ 522c6939658Ssl #define PBWAIT 0x0001 /* process should wait outside fork/exec/exit */ 523c6939658Ssl #define PEXITED 0x0002 /* process exited and about to become zombie */ 5247c478bd9Sstevel@tonic-gate 525350ffdd5SRobert Mustacchi /* 526350ffdd5SRobert Mustacchi * p_upanicflag codes 527350ffdd5SRobert Mustacchi */ 528350ffdd5SRobert Mustacchi #define P_UPF_PANICKED 0x0001 529350ffdd5SRobert Mustacchi #define P_UPF_HAVEMSG 0x0002 530350ffdd5SRobert Mustacchi #define P_UPF_TRUNCMSG 0x0004 531350ffdd5SRobert Mustacchi #define P_UPF_INVALMSG 0x0008 532350ffdd5SRobert Mustacchi 5337c478bd9Sstevel@tonic-gate /* Macro to convert proc pointer to a user block pointer */ 5347c478bd9Sstevel@tonic-gate #define PTOU(p) (&(p)->p_user) 5357c478bd9Sstevel@tonic-gate 5367c478bd9Sstevel@tonic-gate #define tracing(p, sig) (sigismember(&(p)->p_sigmask, sig)) 5377c478bd9Sstevel@tonic-gate 5387c478bd9Sstevel@tonic-gate /* Macro to reduce unnecessary calls to issig() */ 5397c478bd9Sstevel@tonic-gate 5407c478bd9Sstevel@tonic-gate #define ISSIG(t, why) ISSIG_FAST(t, ttolwp(t), ttoproc(t), why) 5417c478bd9Sstevel@tonic-gate 5427c478bd9Sstevel@tonic-gate /* 5437c478bd9Sstevel@tonic-gate * Fast version of ISSIG. 5447c478bd9Sstevel@tonic-gate * 1. uses register pointers to lwp and proc instead of reloading them. 5457c478bd9Sstevel@tonic-gate * 2. uses bit-wise OR of tests, since the usual case is that none of them 5467c478bd9Sstevel@tonic-gate * are true, this saves orcc's and branches. 5477c478bd9Sstevel@tonic-gate * 3. load the signal flags instead of using sigisempty() macro which does 5487c478bd9Sstevel@tonic-gate * a branch to convert to boolean. 5497c478bd9Sstevel@tonic-gate */ 5507c478bd9Sstevel@tonic-gate #define ISSIG_FAST(t, lwp, p, why) \ 5517c478bd9Sstevel@tonic-gate (ISSIG_PENDING(t, lwp, p) && issig(why)) 5527c478bd9Sstevel@tonic-gate 5537c478bd9Sstevel@tonic-gate #define ISSIG_PENDING(t, lwp, p) \ 5547c478bd9Sstevel@tonic-gate ((lwp)->lwp_cursig | \ 5557c478bd9Sstevel@tonic-gate sigcheck((p), (t)) | \ 5567c478bd9Sstevel@tonic-gate (p)->p_stopsig | \ 5577c478bd9Sstevel@tonic-gate (t)->t_dtrace_stop | \ 5587c478bd9Sstevel@tonic-gate (t)->t_dtrace_sig | \ 5597c478bd9Sstevel@tonic-gate ((t)->t_proc_flag & (TP_PRSTOP|TP_HOLDLWP|TP_CHKPT|TP_PAUSE)) | \ 5607c478bd9Sstevel@tonic-gate ((p)->p_flag & (SEXITLWPS|SKILLED|SHOLDFORK1|SHOLDWATCH))) 5617c478bd9Sstevel@tonic-gate 5627c478bd9Sstevel@tonic-gate #define ISSTOP(sig) (u.u_signal[sig-1] == SIG_DFL && \ 5637c478bd9Sstevel@tonic-gate sigismember(&stopdefault, sig)) 5647c478bd9Sstevel@tonic-gate 5657c478bd9Sstevel@tonic-gate #define ISHOLD(p) ((p)->p_flag & SHOLDFORK) 5667c478bd9Sstevel@tonic-gate 5677c478bd9Sstevel@tonic-gate #define MUSTRETURN(p, t) (ISHOLD(p) | (t)->t_activefd.a_stale) 5687c478bd9Sstevel@tonic-gate 5697c478bd9Sstevel@tonic-gate /* 5707c478bd9Sstevel@tonic-gate * Determine if there are any watchpoints active in the process. 5717c478bd9Sstevel@tonic-gate */ 5727c478bd9Sstevel@tonic-gate #define pr_watch_active(p) (avl_numnodes(&(p)->p_warea) != 0) 5737c478bd9Sstevel@tonic-gate 5747c478bd9Sstevel@tonic-gate /* Reasons for calling issig() */ 5757c478bd9Sstevel@tonic-gate 5767c478bd9Sstevel@tonic-gate #define FORREAL 0 /* Usual side-effects */ 5777c478bd9Sstevel@tonic-gate #define JUSTLOOKING 1 /* Don't stop the process */ 5787c478bd9Sstevel@tonic-gate 5797c478bd9Sstevel@tonic-gate /* 'what' values for stop(PR_SUSPENDED, what) */ 5807c478bd9Sstevel@tonic-gate #define SUSPEND_NORMAL 0 5817c478bd9Sstevel@tonic-gate #define SUSPEND_PAUSE 1 5827c478bd9Sstevel@tonic-gate 5837c478bd9Sstevel@tonic-gate /* pseudo-flag to lwp_create() */ 5847c478bd9Sstevel@tonic-gate #define NOCLASS (-1) 5857c478bd9Sstevel@tonic-gate 58635a5a358SJonathan Adams /* unused scheduling class ID */ 58735a5a358SJonathan Adams #define CLASS_UNUSED (-2) 58835a5a358SJonathan Adams 5897c478bd9Sstevel@tonic-gate /* LWP stats updated via lwp_stats_update() */ 5907c478bd9Sstevel@tonic-gate typedef enum { 5917c478bd9Sstevel@tonic-gate LWP_STAT_INBLK, 5927c478bd9Sstevel@tonic-gate LWP_STAT_OUBLK, 5937c478bd9Sstevel@tonic-gate LWP_STAT_MSGRCV, 5947c478bd9Sstevel@tonic-gate LWP_STAT_MSGSND 5957c478bd9Sstevel@tonic-gate } lwp_stat_id_t; 5967c478bd9Sstevel@tonic-gate 597f971a346SBryan Cantrill typedef struct prkillinfo { 598f971a346SBryan Cantrill int32_t prk_error; /* errno */ 599f971a346SBryan Cantrill int32_t prk_pad; /* pad */ 600f971a346SBryan Cantrill siginfo_t prk_info; /* siginfo of killing signal */ 601f971a346SBryan Cantrill } prkillinfo_t; 602f971a346SBryan Cantrill 6037c478bd9Sstevel@tonic-gate #ifdef _KERNEL 6047c478bd9Sstevel@tonic-gate 6057c478bd9Sstevel@tonic-gate /* user profiling functions */ 6067c478bd9Sstevel@tonic-gate 6077c478bd9Sstevel@tonic-gate extern void profil_tick(uintptr_t); 6087c478bd9Sstevel@tonic-gate 6097c478bd9Sstevel@tonic-gate /* process management functions */ 6107c478bd9Sstevel@tonic-gate 61135a5a358SJonathan Adams extern int newproc(void (*)(), caddr_t, id_t, int, struct contract **, pid_t); 6127c478bd9Sstevel@tonic-gate extern void vfwait(pid_t); 6137c478bd9Sstevel@tonic-gate extern void proc_detach(proc_t *); 6147c478bd9Sstevel@tonic-gate extern void freeproc(proc_t *); 6157c478bd9Sstevel@tonic-gate extern void setrun(kthread_t *); 6167c478bd9Sstevel@tonic-gate extern void setrun_locked(kthread_t *); 6177c478bd9Sstevel@tonic-gate extern void exit(int, int); 6187c478bd9Sstevel@tonic-gate extern int proc_exit(int, int); 61997eda132Sraf extern void proc_is_exiting(proc_t *); 6207c478bd9Sstevel@tonic-gate extern void relvm(void); 6217c478bd9Sstevel@tonic-gate extern void add_ns(proc_t *, proc_t *); 6227c478bd9Sstevel@tonic-gate extern void delete_ns(proc_t *, proc_t *); 6237c478bd9Sstevel@tonic-gate extern void upcount_inc(uid_t, zoneid_t); 6247c478bd9Sstevel@tonic-gate extern void upcount_dec(uid_t, zoneid_t); 6257c478bd9Sstevel@tonic-gate extern int upcount_get(uid_t, zoneid_t); 6267c478bd9Sstevel@tonic-gate #if defined(__x86) 6277c478bd9Sstevel@tonic-gate extern selector_t setup_thrptr(proc_t *, uintptr_t); 628d8aa0f5aSsudheer extern void deferred_singlestep_trap(caddr_t); 6297c478bd9Sstevel@tonic-gate #endif 6307c478bd9Sstevel@tonic-gate 6317c478bd9Sstevel@tonic-gate extern void sigcld(proc_t *, sigqueue_t *); 6327c478bd9Sstevel@tonic-gate extern void sigcld_delete(k_siginfo_t *); 6337c478bd9Sstevel@tonic-gate extern void sigcld_repost(void); 6347c478bd9Sstevel@tonic-gate extern int fsig(k_sigset_t *, kthread_t *); 6357c478bd9Sstevel@tonic-gate extern void psig(void); 6367c478bd9Sstevel@tonic-gate extern void stop(int, int); 6377c478bd9Sstevel@tonic-gate extern int stop_on_fault(uint_t, k_siginfo_t *); 6387c478bd9Sstevel@tonic-gate extern int issig(int); 6397c478bd9Sstevel@tonic-gate extern int jobstopped(proc_t *); 6407c478bd9Sstevel@tonic-gate extern void psignal(proc_t *, int); 6417c478bd9Sstevel@tonic-gate extern void tsignal(kthread_t *, int); 6427c478bd9Sstevel@tonic-gate extern void sigtoproc(proc_t *, kthread_t *, int); 6437c478bd9Sstevel@tonic-gate extern void trapsig(k_siginfo_t *, int); 644e0cf54a5SRoger A. Faulkner extern void realsigprof(int, int, int); 6457c478bd9Sstevel@tonic-gate extern int eat_signal(kthread_t *, int); 6467c478bd9Sstevel@tonic-gate extern int signal_is_blocked(kthread_t *, int); 6477c478bd9Sstevel@tonic-gate extern int sigcheck(proc_t *, kthread_t *); 6487c478bd9Sstevel@tonic-gate extern void sigdefault(proc_t *); 6497c478bd9Sstevel@tonic-gate 6507c478bd9Sstevel@tonic-gate extern void pid_setmin(void); 65135a5a358SJonathan Adams extern pid_t pid_allocate(proc_t *, pid_t, int); 6527c478bd9Sstevel@tonic-gate extern int pid_rele(struct pid *); 6534bcbe6e7SMenno Lageman extern void pid_exit(proc_t *, struct task *); 6547c478bd9Sstevel@tonic-gate extern void proc_entry_free(struct pid *); 6557c478bd9Sstevel@tonic-gate extern proc_t *prfind(pid_t); 6567c478bd9Sstevel@tonic-gate extern proc_t *prfind_zone(pid_t, zoneid_t); 6577c478bd9Sstevel@tonic-gate extern proc_t *pgfind(pid_t); 6587c478bd9Sstevel@tonic-gate extern proc_t *pgfind_zone(pid_t, zoneid_t); 6597c478bd9Sstevel@tonic-gate extern proc_t *sprlock(pid_t); 6607c478bd9Sstevel@tonic-gate extern proc_t *sprlock_zone(pid_t, zoneid_t); 6610209230bSgjelinek extern int sprtrylock_proc(proc_t *); 6620209230bSgjelinek extern void sprwaitlock_proc(proc_t *); 6637c478bd9Sstevel@tonic-gate extern void sprlock_proc(proc_t *); 6647c478bd9Sstevel@tonic-gate extern void sprunlock(proc_t *); 6657c478bd9Sstevel@tonic-gate extern void pid_init(void); 6667c478bd9Sstevel@tonic-gate extern proc_t *pid_entry(int); 6677c478bd9Sstevel@tonic-gate extern int pid_slot(proc_t *); 6687c478bd9Sstevel@tonic-gate extern void signal(pid_t, int); 6697c478bd9Sstevel@tonic-gate extern void prsignal(struct pid *, int); 6707c478bd9Sstevel@tonic-gate extern int uread(proc_t *, void *, size_t, uintptr_t); 6717c478bd9Sstevel@tonic-gate extern int uwrite(proc_t *, void *, size_t, uintptr_t); 6727c478bd9Sstevel@tonic-gate 6737c478bd9Sstevel@tonic-gate extern void pgsignal(struct pid *, int); 6747c478bd9Sstevel@tonic-gate extern void pgjoin(proc_t *, struct pid *); 6757c478bd9Sstevel@tonic-gate extern void pgcreate(proc_t *); 6767c478bd9Sstevel@tonic-gate extern void pgexit(proc_t *); 6777c478bd9Sstevel@tonic-gate extern void pgdetach(proc_t *); 6787c478bd9Sstevel@tonic-gate extern int pgmembers(pid_t); 6797c478bd9Sstevel@tonic-gate 6807c478bd9Sstevel@tonic-gate extern void init_mstate(kthread_t *, int); 6817c478bd9Sstevel@tonic-gate extern int new_mstate(kthread_t *, int); 6827c478bd9Sstevel@tonic-gate extern void restore_mstate(kthread_t *); 6837c478bd9Sstevel@tonic-gate extern void term_mstate(kthread_t *); 6847c478bd9Sstevel@tonic-gate extern void estimate_msacct(kthread_t *, hrtime_t); 6857c478bd9Sstevel@tonic-gate extern void disable_msacct(proc_t *); 6867c478bd9Sstevel@tonic-gate extern hrtime_t mstate_aggr_state(proc_t *, int); 687c97ad5cdSakolb extern hrtime_t mstate_thread_onproc_time(kthread_t *); 68835a5a358SJonathan Adams extern void mstate_systhread_times(kthread_t *, hrtime_t *, hrtime_t *); 6897c478bd9Sstevel@tonic-gate extern void syscall_mstate(int, int); 6907c478bd9Sstevel@tonic-gate 6917c478bd9Sstevel@tonic-gate extern uint_t cpu_update_pct(kthread_t *, hrtime_t); 6927c478bd9Sstevel@tonic-gate 6937c478bd9Sstevel@tonic-gate extern void set_proc_pre_sys(proc_t *p); 6947c478bd9Sstevel@tonic-gate extern void set_proc_post_sys(proc_t *p); 6957c478bd9Sstevel@tonic-gate extern void set_proc_sys(proc_t *p); 6967c478bd9Sstevel@tonic-gate extern void set_proc_ast(proc_t *p); 6977c478bd9Sstevel@tonic-gate extern void set_all_proc_sys(void); 698005d3febSMarek Pospisil extern void set_all_zone_usr_proc_sys(zoneid_t); 6997c478bd9Sstevel@tonic-gate 7007c478bd9Sstevel@tonic-gate /* thread function prototypes */ 7017c478bd9Sstevel@tonic-gate 7027c478bd9Sstevel@tonic-gate extern kthread_t *thread_create( 7037c478bd9Sstevel@tonic-gate caddr_t stk, 7047c478bd9Sstevel@tonic-gate size_t stksize, 7057c478bd9Sstevel@tonic-gate void (*proc)(), 7067c478bd9Sstevel@tonic-gate void *arg, 7077c478bd9Sstevel@tonic-gate size_t len, 708440a8a36SPatrick Mooney proc_t *pp, 7097c478bd9Sstevel@tonic-gate int state, 7107c478bd9Sstevel@tonic-gate pri_t pri); 7117c478bd9Sstevel@tonic-gate extern void thread_exit(void) __NORETURN; 7127c478bd9Sstevel@tonic-gate extern void thread_free(kthread_t *); 7137c478bd9Sstevel@tonic-gate extern void thread_rele(kthread_t *); 7147c478bd9Sstevel@tonic-gate extern void thread_join(kt_did_t); 7157c478bd9Sstevel@tonic-gate extern int reaper(void); 716*5a469116SPatrick Mooney 717*5a469116SPatrick Mooney #define CTXOP_TPL_REV 1 718*5a469116SPatrick Mooney 719*5a469116SPatrick Mooney struct ctxop_template { 720*5a469116SPatrick Mooney uint32_t ct_rev; 721*5a469116SPatrick Mooney uint32_t ct_pad; 722*5a469116SPatrick Mooney void (*ct_save)(void *); 723*5a469116SPatrick Mooney void (*ct_restore)(void *); 724*5a469116SPatrick Mooney void (*ct_fork)(void *, void *); 725*5a469116SPatrick Mooney void (*ct_lwp_create)(void *, void *); 726*5a469116SPatrick Mooney void (*ct_exit)(void *); 727*5a469116SPatrick Mooney void (*ct_free)(void *, int); 728*5a469116SPatrick Mooney }; 729*5a469116SPatrick Mooney 730*5a469116SPatrick Mooney extern struct ctxop *ctxop_allocate(const struct ctxop_template *, void *); 731*5a469116SPatrick Mooney extern void ctxop_free(struct ctxop *); 732*5a469116SPatrick Mooney extern void ctxop_attach(kthread_t *, struct ctxop *); 733*5a469116SPatrick Mooney extern void ctxop_detach(kthread_t *, struct ctxop *); 734*5a469116SPatrick Mooney extern void ctxop_install(kthread_t *, const struct ctxop_template *, void *); 735*5a469116SPatrick Mooney extern int ctxop_remove(kthread_t *, const struct ctxop_template *, void *); 736*5a469116SPatrick Mooney 7377c478bd9Sstevel@tonic-gate extern void savectx(kthread_t *); 7387c478bd9Sstevel@tonic-gate extern void restorectx(kthread_t *); 7397c478bd9Sstevel@tonic-gate extern void forkctx(kthread_t *, kthread_t *); 7407c478bd9Sstevel@tonic-gate extern void lwp_createctx(kthread_t *, kthread_t *); 7417c478bd9Sstevel@tonic-gate extern void exitctx(kthread_t *); 7427c478bd9Sstevel@tonic-gate extern void freectx(kthread_t *, int); 7430baeff3dSrab extern void installpctx(proc_t *, void *, void (*)(), void (*)(), 7440baeff3dSrab void (*)(), void (*)(), void (*)()); 7450baeff3dSrab extern int removepctx(proc_t *, void *, void (*)(), void (*)(), 7460baeff3dSrab void (*)(), void (*)(), void (*)()); 7470baeff3dSrab extern void savepctx(proc_t *); 7480baeff3dSrab extern void restorepctx(proc_t *); 7490baeff3dSrab extern void forkpctx(proc_t *, proc_t *); 7500baeff3dSrab extern void exitpctx(proc_t *); 7510baeff3dSrab extern void freepctx(proc_t *, int); 7527c478bd9Sstevel@tonic-gate extern kthread_t *thread_unpin(void); 7537c478bd9Sstevel@tonic-gate extern void thread_init(void); 7547c478bd9Sstevel@tonic-gate extern void thread_load(kthread_t *, void (*)(), caddr_t, size_t); 7557c478bd9Sstevel@tonic-gate 7567c478bd9Sstevel@tonic-gate extern void tsd_create(uint_t *, void (*)(void *)); 7577c478bd9Sstevel@tonic-gate extern void tsd_destroy(uint_t *); 7587c478bd9Sstevel@tonic-gate extern void *tsd_getcreate(uint_t *, void (*)(void *), void *(*)(void)); 7597c478bd9Sstevel@tonic-gate extern void *tsd_get(uint_t); 7607c478bd9Sstevel@tonic-gate extern int tsd_set(uint_t, void *); 7617c478bd9Sstevel@tonic-gate extern void tsd_exit(void); 7627c478bd9Sstevel@tonic-gate extern void *tsd_agent_get(kthread_t *, uint_t); 7637c478bd9Sstevel@tonic-gate extern int tsd_agent_set(kthread_t *, uint_t, void *); 7647c478bd9Sstevel@tonic-gate 7657c478bd9Sstevel@tonic-gate /* lwp function prototypes */ 7667c478bd9Sstevel@tonic-gate 76735a5a358SJonathan Adams extern kthread_t *lwp_kernel_create(proc_t *, void (*)(), void *, int, pri_t); 768440a8a36SPatrick Mooney extern klwp_t *lwp_create( 7697c478bd9Sstevel@tonic-gate void (*proc)(), 7707c478bd9Sstevel@tonic-gate caddr_t arg, 7717c478bd9Sstevel@tonic-gate size_t len, 7727c478bd9Sstevel@tonic-gate proc_t *p, 7737c478bd9Sstevel@tonic-gate int state, 7747c478bd9Sstevel@tonic-gate int pri, 7757c478bd9Sstevel@tonic-gate const k_sigset_t *smask, 7767c478bd9Sstevel@tonic-gate int cid, 7777c478bd9Sstevel@tonic-gate id_t lwpid); 7787c478bd9Sstevel@tonic-gate extern kthread_t *idtot(proc_t *, id_t); 7796eb30ec3SRoger A. Faulkner extern void lwp_hash_in(proc_t *, lwpent_t *, tidhash_t *, uint_t, int); 7807c478bd9Sstevel@tonic-gate extern void lwp_hash_out(proc_t *, id_t); 7817c478bd9Sstevel@tonic-gate extern lwpdir_t *lwp_hash_lookup(proc_t *, id_t); 7826eb30ec3SRoger A. Faulkner extern lwpdir_t *lwp_hash_lookup_and_lock(proc_t *, id_t, kmutex_t **); 7837c478bd9Sstevel@tonic-gate extern void lwp_create_done(kthread_t *); 7847c478bd9Sstevel@tonic-gate extern void lwp_exit(void); 7857c478bd9Sstevel@tonic-gate extern void lwp_pcb_exit(void); 7867c478bd9Sstevel@tonic-gate extern void lwp_cleanup(void); 7877c478bd9Sstevel@tonic-gate extern int lwp_suspend(kthread_t *); 7887c478bd9Sstevel@tonic-gate extern void lwp_continue(kthread_t *); 7897c478bd9Sstevel@tonic-gate extern void holdlwp(void); 7907c478bd9Sstevel@tonic-gate extern void stoplwp(void); 7917c478bd9Sstevel@tonic-gate extern int holdlwps(int); 7927c478bd9Sstevel@tonic-gate extern int holdwatch(void); 7937c478bd9Sstevel@tonic-gate extern void pokelwps(proc_t *); 7947c478bd9Sstevel@tonic-gate extern void continuelwps(proc_t *); 7957c478bd9Sstevel@tonic-gate extern int exitlwps(int); 7967c478bd9Sstevel@tonic-gate extern void lwp_ctmpl_copy(klwp_t *, klwp_t *); 7977c478bd9Sstevel@tonic-gate extern void lwp_ctmpl_clear(klwp_t *); 7987c478bd9Sstevel@tonic-gate extern klwp_t *forklwp(klwp_t *, proc_t *, id_t); 7997c478bd9Sstevel@tonic-gate extern void lwp_load(klwp_t *, gregset_t, uintptr_t); 8007c478bd9Sstevel@tonic-gate extern void lwp_setrval(klwp_t *, int, int); 8017c478bd9Sstevel@tonic-gate extern void lwp_forkregs(klwp_t *, klwp_t *); 8027c478bd9Sstevel@tonic-gate extern void lwp_freeregs(klwp_t *, int); 8037c478bd9Sstevel@tonic-gate extern caddr_t lwp_stk_init(klwp_t *, caddr_t); 804a8599265Selowe extern void lwp_stk_cache_init(void); 8057c478bd9Sstevel@tonic-gate extern void lwp_stk_fini(klwp_t *); 806088d69f8SJerry Jelinek extern void lwp_fp_init(klwp_t *); 8077c478bd9Sstevel@tonic-gate extern void lwp_installctx(klwp_t *); 8087c478bd9Sstevel@tonic-gate extern void lwp_rtt(void); 8097c478bd9Sstevel@tonic-gate extern void lwp_rtt_initial(void); 8107c478bd9Sstevel@tonic-gate extern int lwp_setprivate(klwp_t *, int, uintptr_t); 8117c478bd9Sstevel@tonic-gate extern void lwp_stat_update(lwp_stat_id_t, long); 8129acbbeafSnn extern void lwp_attach_brand_hdlrs(klwp_t *); 813fd9e7635Sedp extern void lwp_detach_brand_hdlrs(klwp_t *); 8147c478bd9Sstevel@tonic-gate 8152c5124a1SPrashanth Sreenivasa #if defined(__sparcv9) 8162c5124a1SPrashanth Sreenivasa extern void lwp_mmodel_newlwp(void); 8172c5124a1SPrashanth Sreenivasa extern void lwp_mmodel_shared_as(caddr_t, size_t); 8182c5124a1SPrashanth Sreenivasa #define LWP_MMODEL_NEWLWP() lwp_mmodel_newlwp() 8192c5124a1SPrashanth Sreenivasa #define LWP_MMODEL_SHARED_AS(addr, sz) lwp_mmodel_shared_as((addr), (sz)) 8202c5124a1SPrashanth Sreenivasa #else 8212c5124a1SPrashanth Sreenivasa #define LWP_MMODEL_NEWLWP() 8222c5124a1SPrashanth Sreenivasa #define LWP_MMODEL_SHARED_AS(addr, sz) 8232c5124a1SPrashanth Sreenivasa #endif 8242c5124a1SPrashanth Sreenivasa 8257c478bd9Sstevel@tonic-gate /* 8267c478bd9Sstevel@tonic-gate * Signal queue function prototypes. Must be here due to header ordering 8277c478bd9Sstevel@tonic-gate * dependencies. 8287c478bd9Sstevel@tonic-gate */ 8297c478bd9Sstevel@tonic-gate extern void sigqfree(proc_t *); 8307c478bd9Sstevel@tonic-gate extern void siginfofree(sigqueue_t *); 8317c478bd9Sstevel@tonic-gate extern void sigdeq(proc_t *, kthread_t *, int, sigqueue_t **); 8327c478bd9Sstevel@tonic-gate extern void sigdelq(proc_t *, kthread_t *, int); 8337c478bd9Sstevel@tonic-gate extern void sigaddq(proc_t *, kthread_t *, k_siginfo_t *, int); 8347c478bd9Sstevel@tonic-gate extern void sigaddqa(proc_t *, kthread_t *, sigqueue_t *); 8357c478bd9Sstevel@tonic-gate extern void sigqsend(int, proc_t *, kthread_t *, sigqueue_t *); 8367c478bd9Sstevel@tonic-gate extern void sigdupq(proc_t *, proc_t *); 8377c478bd9Sstevel@tonic-gate extern int sigwillqueue(int, int); 8387c478bd9Sstevel@tonic-gate extern sigqhdr_t *sigqhdralloc(size_t, uint_t); 8397c478bd9Sstevel@tonic-gate extern sigqueue_t *sigqalloc(sigqhdr_t *); 8407c478bd9Sstevel@tonic-gate extern void sigqhdrfree(sigqhdr_t *); 8417c478bd9Sstevel@tonic-gate extern sigqueue_t *sigappend(k_sigset_t *, sigqueue_t *, 8427c478bd9Sstevel@tonic-gate k_sigset_t *, sigqueue_t *); 8437c478bd9Sstevel@tonic-gate extern sigqueue_t *sigprepend(k_sigset_t *, sigqueue_t *, 8447c478bd9Sstevel@tonic-gate k_sigset_t *, sigqueue_t *); 8457c478bd9Sstevel@tonic-gate extern void winfo(proc_t *, k_siginfo_t *, int); 8467c478bd9Sstevel@tonic-gate extern int wstat(int, int); 8477c478bd9Sstevel@tonic-gate extern int sendsig(int, k_siginfo_t *, void (*)()); 8487c478bd9Sstevel@tonic-gate #if defined(_SYSCALL32_IMPL) 8497c478bd9Sstevel@tonic-gate extern int sendsig32(int, k_siginfo_t *, void (*)()); 8507c478bd9Sstevel@tonic-gate #endif 8517c478bd9Sstevel@tonic-gate 8527c478bd9Sstevel@tonic-gate #endif /* _KERNEL */ 8537c478bd9Sstevel@tonic-gate 8547c478bd9Sstevel@tonic-gate #ifdef __cplusplus 8557c478bd9Sstevel@tonic-gate } 8567c478bd9Sstevel@tonic-gate #endif 8577c478bd9Sstevel@tonic-gate 8587c478bd9Sstevel@tonic-gate #endif /* _SYS_PROC_H */ 859