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| author | Chaitanya Kulkarni | 2018-11-19 22:35:30 +0100 |
|---|---|---|
| committer | Jens Axboe | 2018-12-08 06:26:58 +0100 |
| commit | cb019da3dabf60d792f76a913540815f06abb1d7 (patch) | |
| tree | 2af71cc0ebc72240ab30466e3437a0ba18b582d1 /drivers/nvme/target/core.c | |
| parent | nvmet-rdma: Add unlikely for response allocated check (diff) | |
| download | kernel-qcow2-linux-cb019da3dabf60d792f76a913540815f06abb1d7.tar.gz kernel-qcow2-linux-cb019da3dabf60d792f76a913540815f06abb1d7.tar.xz kernel-qcow2-linux-cb019da3dabf60d792f76a913540815f06abb1d7.zip | |
nvmet: use unlikely for req status check
This patch adds unlikely in the nvmet request completion path for the
status check in the low level function __nvmet_req_complete.
This is helpful in the scenario where host and target connection is
working smoothly.
Signed-off-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/nvme/target/core.c')
| -rw-r--r-- | drivers/nvme/target/core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/nvme/target/core.c b/drivers/nvme/target/core.c index 2df70010e9f2..e468100b9211 100644 --- a/drivers/nvme/target/core.c +++ b/drivers/nvme/target/core.c @@ -617,7 +617,7 @@ static void __nvmet_req_complete(struct nvmet_req *req, u16 status) nvmet_update_sq_head(req); req->rsp->sq_id = cpu_to_le16(req->sq->qid); req->rsp->command_id = req->cmd->common.command_id; - if (status) + if (unlikely(status)) nvmet_set_status(req, status); if (req->ns) nvmet_put_namespace(req->ns); |