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IB/iser: Implement check_protection

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Once the iSCSI transaction is completed we must implement
check_protection in order to notify on DIF errors that may have
occured.

The routine boils down to calling ib_check_mr_status to get the
signature status of the transaction.

Signed-off-by: Sagi Grimberg <sagig@mellanox.com>
Signed-off-by: Alex Tabachnik <alext@mellanox.com>

Signed-off-by: Sagi Grimberg <sagig@mellanox.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
This commit is contained in:
Sagi Grimberg
2014-03-05 19:43:50 +02:00
committed by Roland Dreier
parent 55e51eda48
commit 0a7a08ad6f
3 changed files with 62 additions and 0 deletions
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drivers/infiniband/ulp/iser/iscsi_iser.h
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@@ -483,4 +483,6 @@ int iser_create_fmr_pool(struct iser_conn *ib_conn, unsigned cmds_max);
void iser_free_fmr_pool(struct iser_conn *ib_conn);
int iser_create_fastreg_pool(struct iser_conn *ib_conn, unsigned cmds_max);
void iser_free_fastreg_pool(struct iser_conn *ib_conn);
u8 iser_check_task_pi_status(struct iscsi_iser_task *iser_task,
enum iser_data_dir cmd_dir, sector_t *sector);
#endif