diff options
| author | Weinan Li <[email protected]> | 2017-12-13 10:47:01 +0800 |
|---|---|---|
| committer | Zhenyu Wang <[email protected]> | 2017-12-18 16:30:20 +0800 |
| commit | f402f2d6c3c5a5192869ffbdc079b782ef32dd01 (patch) | |
| tree | bc4f79518948e8645eb65563c41db73f498a8fd4 /tools/perf/util/c++/clang.cpp | |
| parent | e47107ad37c3774be9d5bf6fb4625c59e59f632c (diff) | |
drm/i915/gvt: refine mocs save restore policy
Save and restore the mocs regs of one VM in GVT-g burning too much CPU
utilization. Add LRI command scan to monitor the change of mocs registers,
save the state in vreg, and use delta update policy to restore them.
It can obviously reduce the MMIO r/w count, and improve the performance
of context switch.
Signed-off-by: Weinan Li <[email protected]>
Signed-off-by: Zhenyu Wang <[email protected]>
Diffstat (limited to 'tools/perf/util/c++/clang.cpp')
0 files changed, 0 insertions, 0 deletions