diff options
author | Christoph Hellwig <hch@lst.de> | 2019-10-23 10:35:44 -0600 |
---|---|---|
committer | Jens Axboe <axboe@kernel.dk> | 2019-11-04 10:56:42 -0700 |
commit | e9061c397839eea34207668bfedce0a6c18c5015 (patch) | |
tree | 07ed5f1fff8c579ab7fff79387977102afa3d4ed /drivers/nvme/target/nvmet.h | |
parent | 59ef0eaa7741c3543f98220cc132c61bf0230bce (diff) | |
download | linux-stable-e9061c397839eea34207668bfedce0a6c18c5015.tar.gz linux-stable-e9061c397839eea34207668bfedce0a6c18c5015.tar.bz2 linux-stable-e9061c397839eea34207668bfedce0a6c18c5015.zip |
nvmet: Remove the data_len field from the nvmet_req struct
Instead of storing the expected length and checking it when it's
executed, just check the length inside the command themselves.
A new helper, nvmet_check_data_len() is created to help with this
check.
Signed-off-by: Christoph Hellwig <hch@lst.de>
[split patch, udpate changelog]
Signed-off-by: Logan Gunthorpe <logang@deltatee.com>
Signed-off-by: Keith Busch <kbusch@kernel.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/nvme/target/nvmet.h')
-rw-r--r-- | drivers/nvme/target/nvmet.h | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/nvme/target/nvmet.h b/drivers/nvme/target/nvmet.h index 6ccf2d098d9f..ff55f1005b35 100644 --- a/drivers/nvme/target/nvmet.h +++ b/drivers/nvme/target/nvmet.h @@ -304,8 +304,6 @@ struct nvmet_req { } f; }; int sg_cnt; - /* data length as parsed from the command: */ - size_t data_len; /* data length as parsed from the SGL descriptor: */ size_t transfer_len; @@ -375,6 +373,7 @@ u16 nvmet_parse_fabrics_cmd(struct nvmet_req *req); bool nvmet_req_init(struct nvmet_req *req, struct nvmet_cq *cq, struct nvmet_sq *sq, const struct nvmet_fabrics_ops *ops); void nvmet_req_uninit(struct nvmet_req *req); +bool nvmet_check_data_len(struct nvmet_req *req, size_t data_len); void nvmet_req_execute(struct nvmet_req *req); void nvmet_req_complete(struct nvmet_req *req, u16 status); int nvmet_req_alloc_sgl(struct nvmet_req *req); |