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author | Bart Van Assche <bart.vanassche@sandisk.com> | 2016-04-22 21:13:09 (GMT) |
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committer | Doug Ledford <dledford@redhat.com> | 2016-05-12 18:18:55 (GMT) |
commit | 77269cdfcab5f01ebd2095273f4060fbe1001e68 (patch) | |
tree | d04aae1ead211671d945a5d32893226514dc6a96 /drivers/infiniband/ulp | |
parent | 6ec2ba02e6b7fc4fcf8032bfd2bc6e6e20ca9c4a (diff) | |
download | linux-77269cdfcab5f01ebd2095273f4060fbe1001e68.tar.xz |
IB/srp: Document srp_map_data() return value
Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>
Reviewed-by: Sagi Grimberg <sagig@mellanox.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Laurence Oberman <loberman@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/ulp')
-rw-r--r-- | drivers/infiniband/ulp/srp/ib_srp.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c index 8c0827a..269f5eb 100644 --- a/drivers/infiniband/ulp/srp/ib_srp.c +++ b/drivers/infiniband/ulp/srp/ib_srp.c @@ -1534,6 +1534,15 @@ static int srp_map_idb(struct srp_rdma_ch *ch, struct srp_request *req, return 0; } +/** + * srp_map_data() - map SCSI data buffer onto an SRP request + * @scmnd: SCSI command to map + * @ch: SRP RDMA channel + * @req: SRP request + * + * Returns the length in bytes of the SRP_CMD IU or a negative value if + * mapping failed. + */ static int srp_map_data(struct scsi_cmnd *scmnd, struct srp_rdma_ch *ch, struct srp_request *req) { |