Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma

Pull rdma updates from Jason Gunthorpe:

 - Minor bug fixes in mlx5, mthca, pvrdma, rtrs, mlx4, hfi1, hns

 - Minor cleanups: coding style, useless includes and documentation

 - Reorganize how multicast processing works in rxe

 - Replace a red/black tree with xarray in rxe which improves performance

 - DSCP support and HW address handle re-use in irdma

 - Simplify the mailbox command handling in hns

 - Simplify iser now that FMR is eliminated

* tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma: (93 commits)
  RDMA/nldev: Prevent underflow in nldev_stat_set_counter_dynamic_doit()
  IB/iser: Fix error flow in case of registration failure
  IB/iser: Generalize map/unmap dma tasks
  IB/iser: Use iser_fr_desc as registration context
  IB/iser: Remove iser_reg_data_sg helper function
  RDMA/rxe: Use standard names for ref counting
  RDMA/rxe: Replace red-black trees by xarrays
  RDMA/rxe: Shorten pool names in rxe_pool.c
  RDMA/rxe: Move max_elem into rxe_type_info
  RDMA/rxe: Replace obj by elem in declaration
  RDMA/rxe: Delete _locked() APIs for pool objects
  RDMA/rxe: Reverse the sense of RXE_POOL_NO_ALLOC
  RDMA/rxe: Replace mr by rkey in responder resources
  RDMA/rxe: Fix ref error in rxe_av.c
  RDMA/hns: Use the reserved loopback QPs to free MR before destroying MPT
  RDMA/irdma: Add support for address handle re-use
  RDMA/qib: Fix typos in comments
  RDMA/mlx5: Fix memory leak in error flow for subscribe event routine
  Revert "RDMA/core: Fix ib_qp_usecnt_dec() called when error"
  RDMA/rxe: Remove useless argument for update_state()
  ...

1 files changed, 6 insertions, 4 deletions

diff --git a/drivers/infiniband/sw/rxe/rxe_queue.c b/drivers/infiniband/sw/rxe/rxe_queue.c
index a1b283dd2d4c..dbd4971039c0 100644
--- a/drivers/infiniband/sw/rxe/rxe_queue.c
+++ b/drivers/infiniband/sw/rxe/rxe_queue.c
@@ -151,6 +151,8 @@ int rxe_queue_resize(struct rxe_queue *q, unsigned int *num_elem_p,
 	struct rxe_queue *new_q;
 	unsigned int num_elem = *num_elem_p;
 	int err;
+	unsigned long producer_flags;
+	unsigned long consumer_flags;
 
 	new_q = rxe_queue_init(q->rxe, &num_elem, elem_size, q->type);
 	if (!new_q)
@@ -164,17 +166,17 @@ int rxe_queue_resize(struct rxe_queue *q, unsigned int *num_elem_p,
 		goto err1;
 	}
 
-	spin_lock_bh(consumer_lock);
+	spin_lock_irqsave(consumer_lock, consumer_flags);
 
 	if (producer_lock) {
-		spin_lock_bh(producer_lock);
+		spin_lock_irqsave(producer_lock, producer_flags);
 		err = resize_finish(q, new_q, num_elem);
-		spin_unlock_bh(producer_lock);
+		spin_unlock_irqrestore(producer_lock, producer_flags);
 	} else {
 		err = resize_finish(q, new_q, num_elem);
 	}
 
-	spin_unlock_bh(consumer_lock);
+	spin_unlock_irqrestore(consumer_lock, consumer_flags);
 
 	rxe_queue_cleanup(new_q);	/* new/old dep on err */
 	if (err)