https://github.com/torvalds/linux
Revision a41ef053f700618f5f55a1dd658908a71163400b authored by Dave Jiang on 19 May 2015, 20:52:04 UTC, committed by Jon Mason on 04 July 2015, 18:09:24 UTC
Disable DMA usage by default, since the CPU provides much better
performance with write combining.  Provide a module parameter to enable
DMA usage when offloading the memcpy is preferred.

Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Signed-off-by: Allen Hubbe <Allen.Hubbe@emc.com>
Signed-off-by: Jon Mason <jdmason@kudzu.us>
1 parent 06917f7
History
Tip revision: a41ef053f700618f5f55a1dd658908a71163400b authored by Dave Jiang on 19 May 2015, 20:52:04 UTC
NTB: Default to CPU memcpy for performance
Tip revision: a41ef05
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