IB/ehca: Serialize MR alloc and MR free hvCalls

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Some firmware levels exhibit a race condition between H_ALLOC_RESOURCE(MR)
and H_FREE_RESOURCE(MR).  Work around this problem by locking these hvCalls
against each other.

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

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Joachim Fenkes 2007-09-11 15:34:35 +02:00 • committed by Roland Dreier

parent e90d0b3dae

commit 0b5de96858

1 changed files with 21 additions and 7 deletions

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28

drivers/infiniband/hw/ehca/hcp_if.c

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