tree 3a8bd77d77c7542e19d200d3abf25fc07f0d8f51
parent fba75200ad92892bf32d8d6f1443c6f1e4f48676
author Bryan O'Sullivan <bos@pathscale.com> 1151753770 -0700
committer Linus Torvalds <torvalds@g5.osdl.org> 1151772961 -0700

[PATCH] IB/ipath: rC receive interrupt performance changes

This patch separates QP state used for sending and receiving RC packets so the
processing in the receive interrupt handler can be done mostly without locks
being held.  ACK packets are now sent without requiring synchronization with
the send tasklet.

Signed-off-by: Ralph Campbell <ralph.campbell@qlogic.com>
Signed-off-by: Bryan O'Sullivan <bryan.osullivan@qlogic.com>
Cc: "Michael S. Tsirkin" <mst@mellanox.co.il>
Cc: Roland Dreier <rolandd@cisco.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>