38  * Proc traversal interface for kvm.  ps and w are (probably) the exclusive
53 #include <sys/proc.h>
101  * Read proc's from memory file into buffer bp, which has space to hold
105 kvm_proclist(kvm_t *kd, int what, int arg, struct proc *p,  in kvm_proclist()
122 	struct proc proc;  in kvm_proclist()  local
123 	struct proc pproc;  in kvm_proclist()
136 	for (; cnt < maxcnt && p != NULL; p = LIST_NEXT(&proc, p_list)) {  in kvm_proclist()
138 		if (KREAD(kd, (u_long)p, &proc)) {  in kvm_proclist()
139 			_kvm_err(kd, kd->program, "can't read proc at %p", p);  in kvm_proclist()
142 		if (proc.p_state == PRS_NEW)  in kvm_proclist()
144 		if (KREAD(kd, (u_long)proc.p_ucred, &ucred) == 0) {  in kvm_proclist()
180 			if (proc.p_pid != (pid_t)arg)  in kvm_proclist()
200 		 * We're going to add another proc to the set.  If this  in kvm_proclist()
202 		 * nprocs (or the proc list) is corrupt and declare an error.  in kvm_proclist()
213 		/* kp->ki_kstack = proc.p_thread.td_kstack; XXXKSE */  in kvm_proclist()
214 		kp->ki_args = proc.p_args;  in kvm_proclist()
215 		kp->ki_numthreads = proc.p_numthreads;  in kvm_proclist()
217 		kp->ki_textvp = proc.p_textvp;  in kvm_proclist()
218 		kp->ki_fd = proc.p_fd;  in kvm_proclist()
219 		kp->ki_pd = proc.p_pd;  in kvm_proclist()
220 		kp->ki_vmspace = proc.p_vmspace;  in kvm_proclist()
221 		if (proc.p_sigacts != NULL) {  in kvm_proclist()
222 			if (KREAD(kd, (u_long)proc.p_sigacts, &sigacts)) {  in kvm_proclist()
224 				    "can't read sigacts at %p", proc.p_sigacts);  in kvm_proclist()
231 		if ((proc.p_flag & P_INMEM) && proc.p_stats != NULL) {  in kvm_proclist()
232 			if (KREAD(kd, (u_long)proc.p_stats, &pstats)) {  in kvm_proclist()
234 				    "can't read stats at %x", proc.p_stats);  in kvm_proclist()
252 		if (proc.p_oppid)  in kvm_proclist()
253 			kp->ki_ppid = proc.p_oppid;  in kvm_proclist()
254 		else if (proc.p_pptr) {  in kvm_proclist()
255 			if (KREAD(kd, (u_long)proc.p_pptr, &pproc)) {  in kvm_proclist()
257 				    "can't read pproc at %p", proc.p_pptr);  in kvm_proclist()
263 		if (proc.p_pgrp == NULL)  in kvm_proclist()
265 		if (KREAD(kd, (u_long)proc.p_pgrp, &pgrp)) {  in kvm_proclist()
267 				 proc.p_pgrp);  in kvm_proclist()
280 		if ((proc.p_flag & P_CONTROLT) && sess.s_ttyp != NULL) {  in kvm_proclist()
323 		(void)kvm_read(kd, (u_long)proc.p_vmspace,  in kvm_proclist()
350 			if ((proc.p_flag & P_CONTROLT) == 0 ||  in kvm_proclist()
355 		if (proc.p_comm[0] != 0)  in kvm_proclist()
356 			strlcpy(kp->ki_comm, proc.p_comm, MAXCOMLEN);  in kvm_proclist()
357 		(void)kvm_read(kd, (u_long)proc.p_sysent, (char *)&sysent,  in kvm_proclist()
363 		kp->ki_runtime = cputick2usec(proc.p_rux.rux_runtime);  in kvm_proclist()
364 		kp->ki_pid = proc.p_pid;  in kvm_proclist()
365 		kp->ki_xstat = KW_EXITCODE(proc.p_xexit, proc.p_xsig);  in kvm_proclist()
366 		kp->ki_acflag = proc.p_acflag;  in kvm_proclist()
367 		kp->ki_lock = proc.p_lock;  in kvm_proclist()
371 		td = TAILQ_FIRST(&proc.p_threads);  in kvm_proclist()
375 			if (proc.p_state != PRS_ZOMBIE) {  in kvm_proclist()
385 			if ((proc.p_state != PRS_ZOMBIE) && mtd.td_wmesg)  in kvm_proclist()
390 			if (proc.p_pgrp == NULL) {  in kvm_proclist()
397 			if ((proc.p_state != PRS_ZOMBIE) &&  in kvm_proclist()
410 			kp->ki_siglist = proc.p_siglist;  in kvm_proclist()
411 			if (proc.p_state != PRS_ZOMBIE) {  in kvm_proclist()
414 				kp->ki_swtime = (ticks - proc.p_swtick) / hz;  in kvm_proclist()
415 				kp->ki_flag = proc.p_flag;  in kvm_proclist()
417 				kp->ki_nice = proc.p_nice;  in kvm_proclist()
418 				kp->ki_traceflag = proc.p_traceflag;  in kvm_proclist()
419 				if (proc.p_state == PRS_NORMAL) {  in kvm_proclist()
426 						if (P_SHOULDSTOP(&proc)) {  in kvm_proclist()
489  * Build proc info array by reading in proc list from a crash dump.
498 	struct proc *p;  in kvm_deadprocs()