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IPoIB: Use separate CQ for UD send completions

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Use a dedicated CQ for UD send completions. Also, do not arm the UD
send CQ, which reduces the number of interrupts generated.  This patch
farther reduces overhead by not calling poll CQ for every posted send
WR -- it does polls only when there 16 or more outstanding work requests.

Signed-off-by: Eli Cohen <eli@mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Eli Cohen 2008-04-29 13:46:53 -07:00 • committed by Roland Dreier
commit f56bcd8013
6 changed files with 64 additions and 40 deletions
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