266 shm_delete_mapping(struct vmspace *vm, struct shmmap_state *shmmap_s)  in shm_delete_mapping()  argument
273 	segnum = IPCID_TO_IX(shmmap_s->shmid);  in shm_delete_mapping()
279 	result = vm_map_remove(&vm->vm_map, shmmap_s->va, shmmap_s->va + size);  in shm_delete_mapping()
282 	shmmap_s->shmid = -1;  in shm_delete_mapping()
331 	struct shmmap_state *shmmap_s;  in kern_shmdt_locked()  local
340 	shmmap_s = p->p_vmspace->vm_shm;  in kern_shmdt_locked()
341  	if (shmmap_s == NULL)  in kern_shmdt_locked()
343 	AUDIT_ARG_SVIPC_ID(shmmap_s->shmid);  in kern_shmdt_locked()
344 	for (i = 0; i < shminfo.shmseg; i++, shmmap_s++) {  in kern_shmdt_locked()
345 		if (shmmap_s->shmid != -1 &&  in kern_shmdt_locked()
346 		    shmmap_s->va == (vm_offset_t)shmaddr) {  in kern_shmdt_locked()
354 	    &shmsegs[IPCID_TO_IX(shmmap_s->shmid)]);  in kern_shmdt_locked()
358 	return (shm_delete_mapping(p->p_vmspace, shmmap_s));  in kern_shmdt_locked()
384 	struct shmmap_state *shmmap_s;  in kern_shmat_locked()  local
397 	shmmap_s = p->p_vmspace->vm_shm;  in kern_shmat_locked()
398 	if (shmmap_s == NULL) {  in kern_shmat_locked()
399 		shmmap_s = malloc(shminfo.shmseg * sizeof(struct shmmap_state),  in kern_shmat_locked()
402 			shmmap_s[i].shmid = -1;  in kern_shmat_locked()
404 		p->p_vmspace->vm_shm = shmmap_s;  in kern_shmat_locked()
419 		if (shmmap_s->shmid == -1)  in kern_shmat_locked()
421 		shmmap_s++;  in kern_shmat_locked()
458 	shmmap_s->va = attach_va;  in kern_shmat_locked()
459 	shmmap_s->shmid = shmid;  in kern_shmat_locked()
816 	struct shmmap_state *shmmap_s;  in shmfork()  local
822 	shmmap_s = malloc(size, M_SHM, M_WAITOK);  in shmfork()
823 	bcopy(p1->p_vmspace->vm_shm, shmmap_s, size);  in shmfork()
824 	p2->p_vmspace->vm_shm = shmmap_s;  in shmfork()
825 	for (i = 0; i < shminfo.shmseg; i++, shmmap_s++) {  in shmfork()
826 		if (shmmap_s->shmid != -1) {  in shmfork()
827 			KASSERT(IPCID_TO_IX(shmmap_s->shmid) >= 0 &&  in shmfork()
828 			    IPCID_TO_IX(shmmap_s->shmid) < shmalloced,  in shmfork()
830 			    IPCID_TO_IX(shmmap_s->shmid), shmalloced));  in shmfork()
831 			shmsegs[IPCID_TO_IX(shmmap_s->shmid)].u.shm_nattch++;  in shmfork()