IB/core, RDMA RW API: Do not exceed QP SGE send limit

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Compute the SGE limit for RDMA READ and WRITE requests in
ib_create_qp(). Use that limit in the RDMA RW API implementation.

Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Sagi Grimberg <sagi@grimberg.me>
Cc: Steve Wise <swise@opengridcomputing.com>
Cc: Parav Pandit <pandit.parav@gmail.com>
Cc: Nicholas Bellinger <nab@linux-iscsi.org>
Cc: Laurence Oberman <loberman@redhat.com>
Cc: <stable@vger.kernel.org> #v4.7+
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Doug Ledford <dledford@redhat.com>

...

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Bart Van Assche 2016-07-21 13:03:30 -07:00 • committed by Doug Ledford

parent eaa74ec732

commit 632bc3f650

3 changed files with 17 additions and 8 deletions

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10

drivers/infiniband/core/rw.c

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9

drivers/infiniband/core/verbs.c

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6

include/rdma/ib_verbs.h

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