Patch set 50366

drivers/net: fix shifting 32-bit signed variable 31 times

Submitter
Andrius Sirvys
Applied on
dpdk (b13baac8d5ffb6b0b7a6ca0def884d3f1a82babb)
Date submitted
Feb. 19, 2019, 1:24 p.m.
Tarball
dpdk.tar.gz

Test Results Pass

Expand

Configuration Information

Kernel
linux 4.15.0-generic
Compiler
gcc 7.4

Configuration Information

Kernel
linux 4.15.0-generic
Compiler
gcc 7.4

Configuration Information

Kernel
linux 4.15.0-generic
Compiler
gcc 7.4

Configuration Information

Kernel
linux 4.15.0-generic
Compiler
gcc 7.4

Configuration Information

Kernel
Linux 4.15.0-generic
Compiler
gcc 7.4

Configuration Information

Kernel
Linux 4.15.0-generic
Compiler
gcc 7.4

Configuration Information

Kernel
freebsd 11.2
Compiler
gcc 8.3

Configuration Information

Kernel
linux 4.18.0.el8_0
Compiler
gcc 8.2

Configuration Information

Kernel
Linux 4.13.0-43-generic
Compiler
gcc gcc (Ubuntu 7.2.0-8ubuntu3) 7.2.0

nic_single_core_perf

Test run at
Feb. 19, 2019, 1:59 p.m.
Baseline
b13baac8d5ffb6b0b7a6ca0def884d3f1a82babb
Fail/Total
0/2
Result frame_size (bytes) txd/rxd (descriptors) throughput Difference (Mpps)
PASS 64 512 0.21000
PASS 64 2048 -0.14900

Configuration Information

Kernel
Linux 4.13.0-43-generic
Compiler
gcc gcc (Ubuntu 7.2.0-8ubuntu3) 7.2.0

nic_single_core_perf

Test run at
Feb. 19, 2019, 1:59 p.m.
Baseline
b13baac8d5ffb6b0b7a6ca0def884d3f1a82babb
Fail/Total
0/3
Result frame_size (bytes) txd/rxd (descriptors) throughput Difference (Mpps)
PASS 64 128 -0.17300
PASS 64 512 -0.01000
PASS 64 2048 0.00400

Configuration Information

Kernel
linux 4.4.0-109-generic
Compiler
gcc 5.4.0-6ubuntu1~16.04.6

nic_single_core_perf

Test run at
Feb. 19, 2019, 1:59 p.m.
Baseline
b13baac8d5ffb6b0b7a6ca0def884d3f1a82babb
Fail/Total
0/6
Result frame_size (bytes) txd/rxd (descriptors) throughput Difference (Mpps)
PASS 64 256 -0.04800
PASS 128 256 0.06400
PASS 256 256 0.09900
PASS 512 256 -0.02700
PASS 1024 256 0.02200
PASS 1518 256 -0.03800

Configuration Information

Kernel
linux 4.4.0-109-generic
Compiler
gcc 5.4.0-6ubuntu1~16.04.6

nic_single_core_perf

Test run at
Feb. 19, 2019, 2:09 p.m.
Baseline
b13baac8d5ffb6b0b7a6ca0def884d3f1a82babb
Fail/Total
0/6
Result frame_size (bytes) txd/rxd (descriptors) throughput Difference (Mpps)
PASS 64 256 -0.33600
PASS 128 256 0.00700
PASS 256 256 0.07700
PASS 512 256 -0.01300
PASS 1024 256 0.00300
PASS 1518 256 0

Configuration Information

Kernel
linux 4.4.0-109-generic
Compiler
gcc 5.4.0-6ubuntu1~16.04.6

nic_single_core_perf

Test run at
Feb. 19, 2019, 2:19 p.m.
Baseline
b13baac8d5ffb6b0b7a6ca0def884d3f1a82babb
Fail/Total
0/6
Result frame_size (bytes) txd/rxd (descriptors) throughput Difference (Mpps)
PASS 64 256 0.16900
PASS 128 256 0.00600
PASS 256 256 -0.05200
PASS 512 256 0.00100
PASS 1024 256 -0.00200
PASS 1518 256 0.01500

Disclaimers

Intel Corporation:

Software and workloads used in performance tests may have been optimized for performance only on Intel microprocessors.

Performance tests, such as SYSmark and MobileMark, are measured using specific computer systems, components, software, operations and functions. Any change to any of those factors may cause the results to vary. You should consult other information and performance tests to assist you in fully evaluating your contemplated purchases, including the performance of that product when combined with other products. For more complete information visit www.intel.com/benchmarks.

Performance results are based on testing as of Feb. 19, 2019 and may not reflect all publicly available security updates. See configuration disclosure for details. No product can be absolutely secure.

Mellanox Technologies:

The tests and the results published here which refer to Mellanox' products or software, are provided "AS IS". Mellanox disclaims all warranties, including, but not limited to, any warranty of title, non-infringement, merchantability, security and fitness of any results.