IB/hfi1: Look up ibport using a pointer in receive path

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In the receive path, hfi1_ibport is looked up by indexing into an
array. A profile shows this to be expensive. The receive context
data has a pointer to the ibport data, use that pointer instead.

Reviewed-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Sebastian Sanchez <sebastian.sanchez@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>

...

This commit is contained in:

Sebastian Sanchez 2018-02-01 10:46:31 -08:00 • committed by Jason Gunthorpe

parent 6d6b8848c8

commit bdaf96f650

3 changed files with 30 additions and 23 deletions

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14

drivers/infiniband/hw/hfi1/driver.c

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36

drivers/infiniband/hw/hfi1/rc.c

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3

drivers/infiniband/hw/hfi1/verbs.h

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