IB/qib: Precompute timeout jiffies to optimize latency

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A new field is added to qib_qp called timeout_jiffies. It is
initialized upon create and modify.

The field is now used instead of a computation based on qp->timeout.

Signed-off-by: Mike Marciniszyn <mike.marciniszyn@qlogic.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>

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Mike Marciniszyn 2011-09-23 13:16:49 -04:00 • committed by Roland Dreier

parent af061a644a

commit d0f2faf72d

3 changed files with 11 additions and 6 deletions

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9

drivers/infiniband/hw/qib/qib_qp.c

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7

drivers/infiniband/hw/qib/qib_rc.c

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1

drivers/infiniband/hw/qib/qib_verbs.h

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