IB/ipath: Wait for PIO available interrupt

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The send function is called when posting new send work requests.
There is no point in trying to send a packet if the QP is already
waiting for a HW send buffer so don't clear the busy bit until the
buffer available interrupt happens.

Signed-off-by: Ralph Campbell <ralph.campbell@qlogic.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

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Ralph Campbell 2007-06-18 14:24:43 -07:00 • committed by Roland Dreier

parent 06ee109002

commit db5518cd09

2 changed files with 3 additions and 4 deletions

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6

drivers/infiniband/hw/ipath/ipath_ruc.c

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1

drivers/infiniband/hw/ipath/ipath_verbs.c

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