[IB] srp: don't post receive if no send buf available

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Have __srp_get_tx_iu() fail if the target port's request limit will
not allow the initiator to post a send.  This avoids continuing on and
posting a receive, and then failing to post a corresponding send.  If
that happens, then the initiator will end up with an extra receive
posted, and if this happens to much, the receive queue will overflow.

Signed-off-by: Roland Dreier <rolandd@cisco.com>

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Roland Dreier 2005-11-15 00:19:21 -08:00

parent 5f068992a1

commit 47f2bce902

1 changed files with 9 additions and 6 deletions

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15

drivers/infiniband/ulp/srp/ib_srp.c

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