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kernarg buffer allocation strategy improvement #1395

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kernarg buffer allocation strategy improvement #1395

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347e568
first commit to revamp kernarg pool
scchan Jan 22, 2020
c5d20d5
Support multiple kernarg pools of different buffer sizes, minor cleanup
scchan Feb 4, 2020
87da59f
Add a knob to switch to the legacy kernarg pool management
scchan Feb 5, 2020
4bf79a3
Put the released kernarg buffers back to the free pool
scchan Feb 5, 2020
59d0fd4
Add an env var to force kernarg to allocate from coarse grained memory
scchan Feb 7, 2020
3a4dddc
Several updates to new kernarg allocation strategy
scchan Feb 18, 2020
3e0d6bc
Flush HDP after writing to kernarg if the memory is gpu coarse grained
scchan Feb 19, 2020
207935b
If kernarg is in coarse grained GPU memory, add an sys scope acq fence
scchan Feb 20, 2020
4b71137
Proper synchronization sequence for kernarg write, HDP and AQL
scchan Feb 21, 2020
e4d74b4
Update the kernarg pool growth heuristic, add a few knobs for debugging
scchan Feb 23, 2020
d565751
Minor simplification to kernarg buffer recycling, add debug messages
scchan Feb 26, 2020
3cba197
add a few more debug messages for coarse grained VM kernarg
scchan Feb 26, 2020
d4badc6
Kernarg - enable coarse grained memory support by default
scchan Mar 2, 2020
3da0411
Bump up kernarg size to take padding and implicit argument into
scchan Mar 27, 2020
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