110 static struct devmap_ctx *devmapctx_list = NULL;
111 static struct devmap_softlock *devmap_slist = NULL;
203 	(size_t (*)(struct seg *))NULL,	/* swapout */
308 	ASSERT(dip != NULL);
311 	for (devctx = devmapctx_list; devctx != NULL; devctx = devctx->next)
315 	if (devctx == NULL) {
319 		mutex_init(&devctx->lock, NULL, MUTEX_DEFAULT, NULL);
320 		cv_init(&devctx->cv, NULL, CV_DEFAULT, NULL);
384 	sdp->vpage = NULL;
386 	if (sdp->mapfunc == NULL)
389 		sdp->devmap_data = dhp = NULL;
405 	ASSERT(sdp->vp != NULL);
410 	while (dhp != NULL) {
424 	    sdp->prot, sdp->maxprot, sdp->type, CRED(), NULL);
427 		sdp->devmap_data = NULL;
450 	rw_init(&sdp->lock, NULL, RW_DEFAULT, NULL);
502 	if (sdp->vpage != NULL) {
508 		newsdp->vpage = NULL;
513 	if (dhp != NULL) {
533 	    newsdp->maxprot, sdp->type, CRED(), NULL));
543 	devmap_handle_t *newdhp_save = NULL;
544 	devmap_handle_t *newdhp = NULL;
547 	while (dhp != NULL) {
555 		newdhp->dh_next = NULL;
556 		if (newdhp_save != NULL)
564 		if (dhp->dh_softlock != NULL)
568 		if (dhp->dh_ctx != NULL)
576 			mutex_init(&newdhp->dh_lock, NULL, MUTEX_DEFAULT, NULL);
580 		if (callbackops->devmap_dup != NULL) {
604 				callbackops->devmap_unmap = NULL;
669 	if (dhp != NULL) {
676 		while (tdhp != NULL) {
682 		if (tdhp != NULL) {	/* found a dhp using large pages */
716 	ASSERT(sdp->vp != NULL);
718 	    sdp->prot, sdp->maxprot, sdp->type, CRED(), NULL);
736 		if (sdp->vpage != NULL) {
752 		if (dhp != NULL)
767 		if (sdp->vpage != NULL) {
784 		if (dhp != NULL)
799 	if (nseg == NULL)
827 	if (sdp->vpage != NULL) {
849 		nsdp->vpage = NULL;
854 	if (dhp == NULL) {
855 		nsdp->devmap_data = NULL;
858 	while (dhp != NULL) {
868 			dhp->dh_next = NULL;
885 			if (dhp->dh_softlock != NULL)
889 			if (dhp->dh_ctx != NULL)
894 				    NULL, MUTEX_DEFAULT, NULL);
896 			if (callbackops->devmap_unmap != NULL)
906 			dhp->dh_next = NULL;
914 			if (callbackops->devmap_unmap != NULL)
917 				    &dhp->dh_pvtp, NULL, NULL);
921 			dhp->dh_next = NULL;
935 			if (callbackops->devmap_unmap != NULL)
937 				    dhp->dh_uoff, mlen, NULL,
938 				    NULL, dhp, &dhp->dh_pvtp);
1009 	ASSERT(dhp != NULL);
1015 	if (callbackops->devmap_unmap != NULL) {
1017 		    dhp->dh_len, NULL, NULL, NULL, NULL);
1030 	if (dhp->dh_softlock != NULL)
1033 	if (dhp->dh_ctx != NULL)
1067 		if (callbackops->devmap_unmap != NULL)
1069 			    dhp->dh_uoff, len, NULL, NULL, dhp, &dhp->dh_pvtp);
1094 	while (dhph != NULL) {
1105 			if (callbackops->devmap_unmap != NULL)
1109 				    &dhph->dh_pvtp, NULL, NULL);
1114 			dhph->dh_next = NULL;
1140 	while (dhp != NULL)
1144 	if (sdp->vpage != NULL)
1159 	while (dhp != NULL) {
1165 		if (dhp->dh_softlock != NULL)
1168 		if (dhp->dh_ctx != NULL)
1288 	if (slock == NULL)
1340 	if (dhp_head != NULL) {
1347 		ASSERT(dhp != NULL);
1365 			if (dhp->dh_callbackops.devmap_access != NULL) {
1468 	 * In the devmap framework, sdp->mapfunc is set to NULL.  we can get
1472 	if (dhp == NULL) {
1473 		/* If segment has devmap_data, then dhp should be non-NULL */
1474 		ASSERT(sdp->devmap_data == NULL);
1516 				if (cp->pparray != NULL) {
1558 	if (pf_is_memory(pfnum) || (dhp != NULL)) {
1587 	if (ddi_map_fault(dip, hat, seg, addr, NULL, pfnum, prot & PROT_ALL,
1606 	struct devmap_softlock *slock = NULL;
1623 	if (dhp_head == NULL)
1624 		return (segdev_faultpages(hat, seg, addr, len, type, rw, NULL));
1627 	if ((dhp = devmap_find_handle(dhp_head, addr)) == NULL)
1807 		if (dhp->dh_callbackops.devmap_access != NULL) {
1912 	struct ddi_umem_cookie *kpmem_cookie = NULL;
1945 	if ((dhp != NULL) && dhp_is_kpmem(dhp)) {
1978 			if (kpmem_cookie != NULL) {
1987 	 *   - devmap framework (dhp is not NULL),
1991 	if ((sdp->pageprot == 0) && (dhp != NULL) && dhp_is_devmem(dhp)) {
2018 	if (sdp->vpage == NULL)
2019 		vpage = NULL;
2028 		if (vpage != NULL)
2038 		if (kpmem_cookie != NULL) {
2043 	} else if ((kpmem_cookie != NULL) && (type != F_SOFTLOCK)) {
2080 	if ((sz = sdp->softlockcnt) > 0 && dhp_head != NULL) {
2092 	if (dhp_head != NULL) {
2093 		if ((dhp = devmap_find_handle(dhp_head, addr)) == NULL)
2126 		if (sdp->vpage == NULL) {
2146 	if (dhp_head != NULL) {
2153 		while (tdhp != NULL) {
2465 	dev_a.devmap_data = NULL;
2520 		while (rdhp != NULL) {
2556 		if (*addr == NULL) {
2567 	dev_a.mapfunc = NULL;
2608 	if (ctxmgt == NULL)
2784 	return ((devmap_handle_t *)NULL);
2914 	for (slock = devmap_slist; slock != NULL; slock = slock->next)
2918 	if (slock == NULL) {
2922 		mutex_init(&slock->lock, NULL, MUTEX_DEFAULT, NULL);
2923 		cv_init(&slock->cv, NULL, CV_DEFAULT, NULL);
2969 			for (tmp = devmap_slist->next; tmp != NULL;
3035 			for (tmp = devmapctx_list->next; tmp != NULL;
3133 	devmap_handle_t *dhp_head = NULL;
3134 	devmap_handle_t *dhp_prev = NULL;
3143 	struct devmap_softlock *slock = NULL;
3161 	if (devmap == NULL || devmap == nulldev || devmap == nodev)
3166 	 * is not NULL, return error if D_DEVMAP bit is not set in cb_flag and
3167 	 * mmap is NULL.
3170 	if ((map_flag & D_DEVMAP) == 0 && (mmap == NULL || mmap == nulldev))
3180 		if (dhp_prev != NULL)
3211 		if ((callbackops->devmap_access == NULL) ||
3241 			if (slock == NULL)
3274 	while (dhp != NULL) {
3278 		if (callbackops->devmap_map != NULL) {
3293 					if (callbackops->devmap_unmap != NULL) {
3297 						    NULL, NULL, NULL, NULL);
3303 				sdp->devmap_data = NULL;
3413 		handle = impl_acc_hdl_alloc(KM_SLEEP, NULL);
3414 		if (handle == NULL)
3423 		if (accattrp != NULL)
3462 	if (callbackops != NULL) {
3471 		mutex_init(&dhp->dh_lock, NULL, MUTEX_DEFAULT, NULL);
3515 		handle = impl_acc_hdl_alloc(KM_SLEEP, NULL);
3516 		if (handle == NULL)
3542 		if (accattrp != NULL)
3612 	if (cookie == NULL)
3677 	if (callbackops != NULL) {
3685 		mutex_init(&dhp->dh_lock, NULL, MUTEX_DEFAULT, NULL);
3797 	ASSERT(vmp != NULL);
3798 	ASSERT(kvseg.s_base != NULL);
3818 	ASSERT(vmp != NULL);
3819 	ASSERT(kvseg.s_base != NULL);
3831 		if (pp == NULL)
3837 			if (pp == NULL)
3846 	if (vmp != NULL)
3872 	if (buf != NULL)
3893 	void *buf = NULL;
3897 	*cookie = NULL;
3902 		return ((void *)NULL);
3908 	    flags & DDI_UMEM_NOSLEEP ? KM_NOSLEEP : KM_SLEEP)) == NULL) {
3910 		return ((void *)NULL);
3928 		if ((buf = segkp_get(segkp, len, iflags)) == NULL) {
3930 			return ((void *)NULL);
3933 		mutex_init(&cp->lock, NULL, MUTEX_DEFAULT, NULL);
3939 		buf = NULL;
3941 		if ((buf = devmap_umem_alloc_np(len, flags)) == NULL) {
3943 			return ((void *)NULL);
3969 	 * if cookie is NULL, no effects on the system
3971 	if (cookie == NULL)
3978 		ASSERT(cp->cvaddr != NULL && cp->size != 0);
4000 		ASSERT(cp->cvaddr != NULL && cp->size != 0);
4039 	return (NULL);
4065 	umem_np_arena = vmem_create("umem_np", NULL, 0, PAGESIZE,
4071 	    PG_NORELOC | PG_EXCL | PG_WAIT, &kseg, NULL);
4072 	if (trashpp == NULL)

Indexes created Tue Jul 24 14:28:13 CEST 2018