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-rw-r--r--drivers/nvme/target/nvmet.h6
1 files changed, 6 insertions, 0 deletions
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 */