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authorVu Pham <vuhuong@mellanox.com>2013-10-26 14:31:27 +0200
committerRoland Dreier <roland@purestorage.com>2013-11-08 14:43:15 -0800
commit7bb312e4a2f323fa460bbf9f33eeb00b5dabdb6b (patch)
tree68a03b84df702841512a2e786bf7ec3a8b3d30a5 /Documentation/ABI/stable
parent959f58544b7f20c92d5eb43d1232c96c15c01bfb (diff)
IB/srp: Make transport layer retry count configurable
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>
Diffstat (limited to 'Documentation/ABI/stable')
-rw-r--r--Documentation/ABI/stable/sysfs-driver-ib_srp2
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/ABI/stable/sysfs-driver-ib_srp b/Documentation/ABI/stable/sysfs-driver-ib_srp
index 5c53d28f775..18e9b279ebb 100644
--- a/Documentation/ABI/stable/sysfs-driver-ib_srp
+++ b/Documentation/ABI/stable/sysfs-driver-ib_srp
@@ -61,6 +61,8 @@ Description: Interface for making ib_srp connect to a new target.
interrupt is handled by a different CPU then the comp_vector
parameter can be used to spread the SRP completion workload
over multiple CPU's.
+ * tl_retry_count, a number in the range 2..7 specifying the
+ IB RC retry count.
What: /sys/class/infiniband_srp/srp-<hca>-<port_number>/ibdev
Date: January 2, 2006