https://bugs.freedesktop.org/show_bug.cgi?id=82050
--- Comment #12 from Andy Furniss adf.lists@gmail.com --- (In reply to comment #11)
Created attachment 104549 [details] Only flush HDP cache for indirect buffers from userspace
Does this patch help?
No, I'm afraid that doesn't help either.
Valley is the same - pyrit only slightly different, probably within random variation.
I am testing with "bad" llvm so the numbers are all low. As I recorded them here's a paste of pyrit good (kernel), head, patch 1 and patch 2
On good -
Running benchmark (57982.3 PMKs/s)... /
Computed 58917.21 PMKs/s total. #1: 'OpenCL-Device 'AMD PITCAIRN'': 55101.4 PMKs/s (RTT 1.1) #2: 'CPU-Core (SSE2)': 757.2 PMKs/s (RTT 2.9) #3: 'CPU-Core (SSE2)': 756.0 PMKs/s (RTT 3.0) #4: 'CPU-Core (SSE2)': 755.5 PMKs/s (RTT 2.8) #5: 'Network-Clients': 0.0 PMKs/s (RTT 0.0)
On head
Running benchmark (50267.7 PMKs/s)... \
Computed 50096.30 PMKs/s total. #1: 'OpenCL-Device 'AMD PITCAIRN'': 48501.1 PMKs/s (RTT 1.2) #2: 'CPU-Core (SSE2)': 757.5 PMKs/s (RTT 2.9) #3: 'CPU-Core (SSE2)': 757.1 PMKs/s (RTT 2.9) #4: 'CPU-Core (SSE2)': 757.0 PMKs/s (RTT 2.9) #5: 'Network-Clients': 0.0 PMKs/s (RTT 0.0)
Head + patch one
Running benchmark (50883.7 PMKs/s)... -
Computed 51220.59 PMKs/s total. #1: 'OpenCL-Device 'AMD PITCAIRN'': 48583.5 PMKs/s (RTT 1.2) #2: 'CPU-Core (SSE2)': 756.5 PMKs/s (RTT 3.0) #3: 'CPU-Core (SSE2)': 756.0 PMKs/s (RTT 2.9) #4: 'CPU-Core (SSE2)': 754.2 PMKs/s (RTT 2.9) #5: 'Network-Clients': 0.0 PMKs/s (RTT 0.0)
Head + patch two
Running benchmark (51348.9 PMKs/s)... |
Computed 50781.53 PMKs/s total. #1: 'OpenCL-Device 'AMD PITCAIRN'': 48676.9 PMKs/s (RTT 1.2) #2: 'CPU-Core (SSE2)': 752.4 PMKs/s (RTT 2.9) #3: 'CPU-Core (SSE2)': 755.4 PMKs/s (RTT 2.9) #4: 'CPU-Core (SSE2)': 752.8 PMKs/s (RTT 2.9) #5: 'Network-Clients': 0.0 PMKs/s (RTT 0.0)