IB/ehca: Serialize hypervisor calls in ehca_register_mr()

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Some pSeries hypervisor versions show a race condition in the allocate
MR hCall.  Serialize this call per adapter to circumvent this problem.

Signed-off-by: Joachim Fenkes <fenkes@de.ibm.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

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Stefan Roscher 2007-05-09 13:47:56 +02:00 • committed by Roland Dreier

parent 8f140b407f

commit 5d88278e3b

3 changed files with 14 additions and 2 deletions

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1

drivers/infiniband/hw/ehca/ehca_classes.h

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2

drivers/infiniband/hw/ehca/ehca_main.c

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13

drivers/infiniband/hw/ehca/hcp_if.c

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