45 	struct pctxop *pctx;  in installpctx()  local
47 	pctx = kmem_alloc(sizeof (struct pctxop), KM_SLEEP);  in installpctx()
48 	pctx->save_op = save;  in installpctx()
49 	pctx->restore_op = restore;  in installpctx()
50 	pctx->fork_op = fork;  in installpctx()
51 	pctx->exit_op = exit;  in installpctx()
52 	pctx->free_op = free;  in installpctx()
53 	pctx->arg = arg;  in installpctx()
54 	pctx->next = p->p_pctx;  in installpctx()
55 	p->p_pctx = pctx;  in installpctx()
71 	struct pctxop *pctx, *prev_pctx;  in removepctx()  local
75 	for (pctx = p->p_pctx; pctx != NULL; pctx = pctx->next) {  in removepctx()
76 		if (pctx->save_op == save && pctx->restore_op == restore &&  in removepctx()
77 		    pctx->fork_op == fork &&  in removepctx()
78 		    pctx->exit_op == exit && pctx->free_op == free &&  in removepctx()
79 		    pctx->arg == arg) {  in removepctx()
81 				prev_pctx->next = pctx->next;  in removepctx()
83 				p->p_pctx = pctx->next;  in removepctx()
84 			if (pctx->free_op != NULL)  in removepctx()
85 				(pctx->free_op)(pctx->arg, 0);  in removepctx()
86 			kmem_free(pctx, sizeof (struct pctxop));  in removepctx()
90 		prev_pctx = pctx;  in removepctx()
99 	struct pctxop *pctx;  in savepctx()  local
102 	for (pctx = p->p_pctx; pctx != 0; pctx = pctx->next)  in savepctx()
103 		if (pctx->save_op != NULL)  in savepctx()
104 			(pctx->save_op)(pctx->arg);  in savepctx()
110 	struct pctxop *pctx;  in restorepctx()  local
113 	for (pctx = p->p_pctx; pctx != 0; pctx = pctx->next)  in restorepctx()
114 		if (pctx->restore_op != NULL)  in restorepctx()
115 			(pctx->restore_op)(pctx->arg);  in restorepctx()
121 	struct pctxop *pctx;  in forkpctx()  local
123 	for (pctx = p->p_pctx; pctx != NULL; pctx = pctx->next)  in forkpctx()
124 		if (pctx->fork_op != NULL)  in forkpctx()
125 			(pctx->fork_op)(p, cp);  in forkpctx()
138 	struct pctxop *pctx;  in exitpctx()  local
140 	for (pctx = p->p_pctx; pctx != NULL; pctx = pctx->next)  in exitpctx()
141 		if (pctx->exit_op != NULL)  in exitpctx()
142 			(pctx->exit_op)(p);  in exitpctx()
151 	struct pctxop *pctx;  in freepctx()  local
154 	while ((pctx = p->p_pctx) != NULL) {  in freepctx()
155 		p->p_pctx = pctx->next;  in freepctx()
156 		if (pctx->free_op != NULL)  in freepctx()
157 			(pctx->free_op)(pctx->arg, isexec);  in freepctx()
158 		kmem_free(pctx, sizeof (struct pctxop));  in freepctx()