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IB/ipath: Performance optimization for CPU differences
authorRalph Campbell <ralph.campbell@qlogic.com>
Tue, 24 Jul 2007 20:55:39 +0000 (13:55 -0700)
committerRoland Dreier <rolandd@cisco.com>
Wed, 10 Oct 2007 03:04:14 +0000 (20:04 -0700)
commit210d6ca3db058cd1d6e6fd235ee3e25d6ac221cd
tree3fb104498d7b4144a1da0ca9d4a2241560a96ef4tree | snapshot
parent327a338d4fd018d33e7cacde46c0d82622b4bda8commit | diff
IB/ipath: Performance optimization for CPU differences

Different processors have different ordering restrictions for write
combining.  By taking advantage of this, we can eliminate some write
barriers when writing to the send buffers.

Signed-off-by: Ralph Campbell <ralph.campbell@qlogic.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
drivers/infiniband/hw/ipath/ipath_diag.c diff | blob | history
drivers/infiniband/hw/ipath/ipath_iba6120.c diff | blob | history
drivers/infiniband/hw/ipath/ipath_kernel.h diff | blob | history
drivers/infiniband/hw/ipath/ipath_verbs.c diff | blob | history
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