Similar to the nvmet_rw_len helper.
Reviewed-by: Chaitanya Kulkarni chaitanya.kulkarni@wdc.com Signed-off-by: Dakshaja Uppalapati dakshaja@chelsio.com Signed-off-by: Christoph Hellwig hch@lst.de [split patch, update 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 --- drivers/nvme/target/io-cmd-file.c | 3 +-- drivers/nvme/target/nvmet.h | 6 ++++++ 2 files changed, 7 insertions(+), 2 deletions(-)
diff --git a/drivers/nvme/target/io-cmd-file.c b/drivers/nvme/target/io-cmd-file.c index 05453f5d1448..7481556da6e6 100644 --- a/drivers/nvme/target/io-cmd-file.c +++ b/drivers/nvme/target/io-cmd-file.c @@ -379,8 +379,7 @@ u16 nvmet_file_parse_io_cmd(struct nvmet_req *req) return 0; case nvme_cmd_dsm: req->execute = nvmet_file_execute_dsm; - req->data_len = (le32_to_cpu(cmd->dsm.nr) + 1) * - sizeof(struct nvme_dsm_range); + req->data_len = nvmet_dsm_len(req); return 0; case nvme_cmd_write_zeroes: req->execute = nvmet_file_execute_write_zeroes; diff --git a/drivers/nvme/target/nvmet.h b/drivers/nvme/target/nvmet.h index c51f8dd01dc4..6ccf2d098d9f 100644 --- a/drivers/nvme/target/nvmet.h +++ b/drivers/nvme/target/nvmet.h @@ -495,6 +495,12 @@ static inline u32 nvmet_rw_len(struct nvmet_req *req) req->ns->blksize_shift; }
+static inline u32 nvmet_dsm_len(struct nvmet_req *req) +{ + return (le32_to_cpu(req->cmd->dsm.nr) + 1) * + sizeof(struct nvme_dsm_range); +} + u16 errno_to_nvme_status(struct nvmet_req *req, int errno);
/* Convert a 32-bit number to a 16-bit 0's based number */