IPoIB/cm: Improve small message bandwidth

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Avoid the overhead of freeing/reallocating and mapping/unmapping for
DMA pages that have not been written to by hardware.

Signed-off-by: Michael S. Tsirkin <mst@mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

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Michael S. Tsirkin 2007-02-20 20:17:55 +02:00 • committed by Roland Dreier

parent c9add6ec56

commit 1812063ba3

1 changed files with 27 additions and 19 deletions

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46

drivers/infiniband/ulp/ipoib/ipoib_cm.c

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