infiniband/core/uverbs_cmd.c

1046 	struct ib_xrcd		       *xrcd;
1069 	xrcd = cmd.qp_type == IB_QPT_XRC ?
1077 	    (cmd.qp_type == IB_QPT_XRC && !xrcd)) {
1090 	attr.xrcd    = xrcd;
1118 	qp->xrcd	  = attr.xrcd;
1124 	else if (attr.xrcd)
1125 		atomic_inc(&attr.xrcd->usecnt);
1153 	if (xrcd)
1181 	if (xrcd)
2036 	srq->ext.xrc.xrcd = NULL;
2093 	struct ib_xrcd			*xrcd;
2128 	xrcd  = idr_read_xrcd(cmd.xrcd_handle, file->ucontext, &xrcd_uobj);
2129 	if (!xrcd) {
2144 	srq = pd->device->create_xrc_srq(pd, xrc_cq, xrcd, &attr, &udata);
2156 	srq->ext.xrc.xrcd	   = xrcd;
2159 	atomic_inc(&xrcd->usecnt);
2340 	struct ib_xrcd *xrcd;
2345 			     struct ib_xrcd *xrcd)
2356 	entry->xrcd = xrcd;
2400 		     struct ib_xrcd **xrcd)
2408 	*xrcd = entry->xrcd;
2434 	struct ib_xrcd			*xrcd = NULL;
2465 		ret = find_xrcd(file->device->ib_dev, inode, &xrcd);
2472 		if (xrcd && cmd.oflags & O_EXCL) {
2488 	if (!xrcd) {
2489 		xrcd = file->device->ib_dev->alloc_xrcd(file->device->ib_dev,
2491 		if (IS_ERR(xrcd)) {
2492 			ret = PTR_ERR(xrcd);
2495 		xrcd->uobject = (cmd.fd == -1) ? uobj : NULL;
2496 		xrcd->inode = inode;
2497 		xrcd->device  = file->device->ib_dev;
2498 		atomic_set(&xrcd->usecnt, 0);
2502 	uobj->object = xrcd;
2512 		/* create new inode/xrcd table entry */
2513 			ret = xrcd_table_insert(file->device->ib_dev, inode, xrcd);
2517 		atomic_inc(&xrcd->usecnt);
2546 		atomic_dec(&xrcd->usecnt);
2553 	ib_dealloc_xrcd(xrcd);
2573 	struct ib_xrcd *xrcd = NULL;
2592 			if (qp->xrcd && qp->xrcd == uobj->object) {
2601 			if (srq->ext.xrc.xrcd && srq->ext.xrc.xrcd == uobj->object) {
2620 	xrcd = (struct ib_xrcd *) (uobj->object);
2621 	inode = xrcd->inode;
2624 		atomic_dec(&xrcd->usecnt);
2655 			    struct ib_xrcd *xrcd)
2660 	inode = xrcd->inode;
2662 		atomic_dec(&xrcd->usecnt);
2664 	ret = ib_dealloc_xrcd(xrcd);
2677 	struct ib_xrcd		       *xrcd;
2693 	xrcd = idr_read_xrcd(cmd.xrc_domain_handle, file->ucontext, &uobj);
2694 	if (!xrcd) {
2705 	init_attr.xrcd	= xrcd;
2713 	err = xrcd->device->create_xrc_rcv_qp(&init_attr, &qp_num);
2726 	atomic_inc(&xrcd->usecnt);
2738 	xrcd->device->unreg_xrc_rcv_qp(xrcd, file, qp_num);
2752 	struct ib_xrcd		       *xrcd;
2763 	xrcd = idr_read_xrcd(cmd.xrc_domain_handle, file->ucontext, &uobj);
2764 	if (!xrcd) {
2816 	err = xrcd->device->modify_xrc_rcv_qp(xrcd, cmd.qp_num, attr, cmd.attr_mask);
2830 	struct ib_xrcd			*xrcd;
2844 	xrcd = idr_read_xrcd(cmd.xrc_domain_handle, file->ucontext, &uobj);
2845 	if (!xrcd) {
2850 	ret = xrcd->device->query_xrc_rcv_qp(xrcd, cmd.qp_num, attr,
2929 	struct ib_xrcd			*xrcd;
2941 	xrcd = idr_read_xrcd(cmd.xrc_domain_handle, file->ucontext, &uobj);
2942 	if (!xrcd) {
2947 	ret = xrcd->device->reg_xrc_rcv_qp(xrcd, file, cmd.qp_num);
2964 	atomic_inc(&xrcd->usecnt);
2977 				 struct ib_xrcd *xrcd, u32 qp_num)
2980 	err = xrcd->device->unreg_xrc_rcv_qp(xrcd, file, qp_num);
2982 		atomic_dec(&xrcd->usecnt);
2992 	struct ib_xrcd *xrcd;
3000 	xrcd = idr_read_xrcd(cmd.xrc_domain_handle, file->ucontext, &uobj);
3001 	if (!xrcd)
3004 	ret = xrcd->device->unreg_xrc_rcv_qp(xrcd, file, cmd.qp_num);
3009 	atomic_dec(&xrcd->usecnt);