2 * Copyright (c) 2004 The DragonFly Project. All rights reserved.
4 * This code is derived from software contributed to The DragonFly Project
5 * by Joerg Sonnenberger <joerg@bec.de>.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in
15 * the documentation and/or other materials provided with the
17 * 3. Neither the name of The DragonFly Project nor the names of its
18 * contributors may be used to endorse or promote products derived
19 * from this software without specific, prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
24 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
25 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
26 * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
27 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
28 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
29 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
31 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
38 #ifndef _KERNEL_STRUCTURES
39 #define _KERNEL_STRUCTURES
43 #include <sys/types.h>
46 #include <sys/param.h>
48 #include <sys/resource.h>
49 #include <sys/rtprio.h>
53 size_t f_size; /* size of struct kinfo_file */
54 pid_t f_pid; /* owning process */
55 uid_t f_uid; /* effective uid of owning process */
56 int f_fd; /* descriptor number */
57 void *f_file; /* address of struct file */
58 short f_type; /* descriptor type */
59 int f_count; /* reference count */
60 int f_msgcount; /* references from message queue */
61 off_t f_offset; /* file offset */
62 void *f_data; /* file descriptor specific data */
63 u_int f_flag; /* flags (see fcntl.h) */
69 struct kinfo_cputime {
77 uint64_t cp_sample_pc;
78 uint64_t cp_sample_sp;
79 char cp_msg[32]; /* code stall token or mplock */
83 * CPU system/interrupt program counter sampler
85 #define PCTRACK_ARYSIZE 32 /* must be a power of 2 */
86 #define PCTRACK_ARYMASK (PCTRACK_ARYSIZE - 1)
88 struct kinfo_pcheader {
89 int pc_ntrack; /* number of tracks per cpu (2) */
90 int pc_arysize; /* size of storage array (32) */
93 struct kinfo_pctrack {
95 void *pc_array[PCTRACK_ARYSIZE];
100 #define PCTRACK_SIZE 2
102 struct kinfo_clockinfo {
103 int ci_hz; /* clock frequency */
104 int ci_tick; /* micro-seconds per hz tick */
105 int ci_tickadj; /* clock skew rate for adjtime() */
106 int ci_stathz; /* statistics clock frequency */
107 int ci_profhz; /* profiling clock frequency */
111 * Structure definition for the lwp-specific data in struct kinfo_proc.
114 pid_t kl_pid; /* PID of our associated proc */
115 lwpid_t kl_tid; /* thread id */
117 int kl_flags; /* LWP_ flags */
118 enum lwpstat kl_stat; /* LS* lwp status */
119 int kl_lock; /* lwp lock (prevent destruct) count */
120 int kl_tdflags; /* thread flags */
121 int kl_mpcount; /* MP lock held count */
122 int kl_prio; /* scheduling priority */
123 int kl_tdprio; /* lwkt sched priority */
124 struct rtprio kl_rtprio; /* real-time scheduling prio */
127 uint64_t kl_uticks; /* time accounting */
130 uint64_t kl_cpticks; /* sched quantums used */
131 u_int kl_pctcpu; /* percentage cputime */
132 u_int kl_slptime; /* time since last blocked */
133 int kl_origcpu; /* originally scheduled on cpu */
135 int kl_cpuid; /* CPU this lwp was last scheduled on */
137 struct rusage kl_ru; /* resource usage stats */
139 sigset_t kl_siglist; /* pending signals */
140 sigset_t kl_sigmask; /* masked signals */
142 uintptr_t kl_wchan; /* waiting channel */
143 char kl_wmesg[WMESGLEN+1]; /* waiting message */
145 char kl_comm[MAXCOMLEN+1]; /* lwp name */
149 * KERN_PROC subtype ops return arrays of normalized proc structures:
152 uintptr_t kp_paddr; /* address of this proc */
154 /* proc information */
156 enum procstat kp_stat;
158 int kp_acflag; /* accounting flags */
161 uintptr_t kp_fd; /* address of the proc's files */
164 sigset_t kp_sigignore;
165 sigset_t kp_sigcatch;
166 int kp_sigflag; /* from ps_flag */
167 struct timeval kp_start;
169 char kp_comm[MAXCOMLEN+1];
171 /* cred information */
174 gid_t kp_groups[NGROUPS];
180 pid_t kp_pid; /* process id */
181 pid_t kp_ppid; /* parent process id */
182 pid_t kp_pgid; /* process group id */
183 int kp_jobc; /* job control counter */
184 pid_t kp_sid; /* session id */
185 char kp_login[roundup(MAXLOGNAME, sizeof(long))]; /* setlogin() name */
186 dev_t kp_tdev; /* controlling tty dev */
187 pid_t kp_tpgid; /* tty process group id */
188 pid_t kp_tsid; /* tty session id */
190 u_short kp_exitstat; /* exit status information */
193 unsigned int kp_swtime;
195 vm_size_t kp_vm_map_size; /* vmmap virtual size in bytes */
196 segsz_t kp_vm_rssize; /* resident set size in pages */
197 segsz_t kp_vm_swrss; /* rss before last swap in pages */
198 segsz_t kp_vm_tsize; /* text size in pages */
199 segsz_t kp_vm_dsize; /* data size in pages */
200 segsz_t kp_vm_ssize; /* stack size in pages */
201 u_int kp_vm_prssize; /* proportional rss in pages */
206 struct rusage kp_cru;
208 int kp_auxflags; /* generated flags */
212 struct kinfo_lwp kp_lwp;
214 uintptr_t kp_ktaddr; /* address of this kernel thread */
222 void fill_kinfo_proc(struct proc *, struct kinfo_proc *);
223 void fill_kinfo_lwp(struct lwp *, struct kinfo_lwp *);
224 void fill_kinfo_proc_kthread(struct thread *, struct kinfo_proc *);
226 #define KINFO_NEXT(kp) ((union kinfo *)((uintptr_t)kp + kp->gen.len))
227 #define KINFO_END(kp) (kp->gen.type == KINFO_TYPE_END)
230 #define cpu_time cputime_percpu[mycpuid]
234 extern struct kinfo_cputime cputime_percpu[MAXCPU];
237 #endif /* !_SYS_KINFO_H_ */