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IB/srp: Make transport layer retry count configurable

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Allow the InfiniBand RC retry count to be configured by the user as an
option in the target login string.  Reducing this retry count allows to
reduce the path failover time.

Signed-off-by: Vu Pham <vu@mellanox.com>

[ bvanassche: Rewrote patch description / changed default retry count ]

Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Acked-by: David Dillow <dillowda@ornl.gov>
Signed-off-by: Roland Dreier <roland@purestorage.com>
This commit is contained in:
Vu Pham
2013-10-26 14:31:27 +02:00
committed by Roland Dreier
parent 959f58544b
commit 7bb312e4a2
3 changed files with 26 additions and 1 deletions
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drivers/infiniband/ulp/srp/ib_srp.h
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@@ -157,6 +157,7 @@ struct srp_target_port {
unsigned int scsi_id;
unsigned int sg_tablesize;
int comp_vector;
int tl_retry_count;
struct ib_sa_path_rec path;
__be16 orig_dgid[8];