IB/rdmavt: Allow reserving just one qpn (fef2efd6) · Commits · 戴 / test

qib needs to reserve only one qpn for non-verbs stuff. Also fixed the for loop to reserve the end qpn. Reviewed-by:

drivers/infiniband/sw/rdmavt/qp.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -79,7 +79,7 @@ static int init_qpn_table(struct rvt_dev_info rdi, struct rvt_qpn_table qpt)
		struct rvt_qpn_map *map;
		int ret = 0;

		if (!(rdi->dparms.qpn_res_end > rdi->dparms.qpn_res_start))
		if (!(rdi->dparms.qpn_res_end >= rdi->dparms.qpn_res_start))
		return -EINVAL;

		spin_lock_init(&qpt->lock);
		@@ -105,7 +105,7 @@ static int init_qpn_table(struct rvt_dev_info rdi, struct rvt_qpn_table qpt)

		rvt_pr_info(rdi, "Reserving QPNs from 0x%x to 0x%x for non-verbs use\n",
		rdi->dparms.qpn_res_start, rdi->dparms.qpn_res_end);
		for (i = rdi->dparms.qpn_res_start; i < rdi->dparms.qpn_res_end; i++) {
		for (i = rdi->dparms.qpn_res_start; i <= rdi->dparms.qpn_res_end; i++) {
		if (!map->page) {
		get_map_page(qpt, map);
		if (!map->page) {