tree c8bbe262d1f014b9c7bca2142b03535446995196
parent e522f446027845e3c8b563d021f37e8f3d30c9d9
author Israel Rukshin <israelr@mellanox.com> 1570985854 +0300
committer Jens Axboe <axboe@kernel.dk> 1572890201 -0700

nvmet-rdma: add unlikely check at nvmet_rdma_map_sgl_keyed

The calls to nvmet_req_alloc_sgl and rdma_rw_ctx_init should usually
succeed, so add this simple optimization to the fast path.

Signed-off-by: Israel Rukshin <israelr@mellanox.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Max Gurtovoy <maxg@mellanox.com>
Signed-off-by: Keith Busch <kbusch@kernel.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>