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Sami Kiminki 960552df3e nvgpu: gk20a: Optimize vm_put_buffers for zero buffers 
Return immediately in case there are no buffers to put. This skips
acquiring mutexes and map batch start/finish overheads.

Bug 1614735
Bug 1623949
Bug 1660392

Change-Id: Ief04e36d995e65c1510496c17cb3f5bb90486c69
Signed-off-by: Sami Kiminki <skiminki@nvidia.com>
Reviewed-on: http://git-master/r/815376
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Tested-by: Terje Bergstrom <tbergstrom@nvidia.com>
2015-10-12 08:30:35 -07:00
..
gpu/nvgpu
nvgpu: gk20a: Optimize vm_put_buffers for zero buffers
2015-10-12 08:30:35 -07:00